JPS6230735A - Novel antibiotic substance sf-2418 and production thereof - Google Patents

Novel antibiotic substance sf-2418 and production thereof

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Publication number
JPS6230735A
JPS6230735A JP16977185A JP16977185A JPS6230735A JP S6230735 A JPS6230735 A JP S6230735A JP 16977185 A JP16977185 A JP 16977185A JP 16977185 A JP16977185 A JP 16977185A JP S6230735 A JPS6230735 A JP S6230735A
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JP
Japan
Prior art keywords
substance
compound
formula
culture
culture product
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP16977185A
Other languages
Japanese (ja)
Other versions
JPH0411535B2 (en
Inventor
Masayuki Takagi
高木 誠之
Hiroko Yamazaki
裕子 山崎
Tadaaki Okada
岡田 忠昭
Uehito Takeda
武田 植人
Toru Sasaki
徹 佐々木
Masaji Sezaki
瀬崎 正次
Shinji Miyaji
宮道 慎二
Michio Kojima
小嶋 道男
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Meiji Seika Kaisha Ltd
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Meiji Seika Kaisha Ltd
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Filing date
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Priority to JP16977185A priority Critical patent/JPS6230735A/en
Publication of JPS6230735A publication Critical patent/JPS6230735A/en
Publication of JPH0411535B2 publication Critical patent/JPH0411535B2/ja
Granted legal-status Critical Current

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  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

NEW MATERIAL:SF-2418 substance represented by the formula. USE:Antibiotic substance having antimicrobial activity especially against mycoplasma and traponema. PREPARATION:A bacterial strain belonging to Streptomyces genus and capable of producing antibiotic substance SF-2418 (FERM P-8156) is cultured in a conven tional medium, and the compound of formula is separated from the culture product. The compound can be extracted from the culture product and purified in high efficiency by the following method. i) The active component is extracted from the above culture product with an organic solvent immiscible with water (e.g. ethyl acetate). ii) The solvent is distilled off from the extract, and n-hexane is added to the remaining oily substance. iii) The precipitate produced by the above process is subjected to silica gel chromatography to separate the com pound of formula. iv) The compound is crystallized by using a solvent system such as benzene, n-hexane, etc.

Description

【発明の詳細な説明】 奮裂上@程堆次艷 本発明は、新規な抗生物質SF−2418物質及びその
製造法に関するものである。
DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a novel antibiotic SF-2418 substance and a method for producing the same.

従来の技術及び発明が解決しようとする問題点SF−2
418物質に類似する既知物質としては、ピロキノン(
ネイチャー第199巻、285−286ページ、196
3年)及びハロキノン(:)ヤーナル・オブ・アンチバ
イオティックス、第34巻、 1531−1543ペー
ジ、1981年)が挙げられるが、元素分析値、分子量
及び分子式が異なることから、これらの既知物質とは明
瞭に区別される。従ってSF−2418物質は新規な物
質と判定された。
Problem SF-2 to be solved by conventional technology and invention
Known substances similar to Substance 418 include pyroquinone (
Nature Vol. 199, pp. 285-286, 196
3) and haloquinone (:) Journal of Antibiotics, Vol. 34, pp. 1531-1543, 1981), but because their elemental analysis values, molecular weights, and molecular formulas are different, they are different from these known substances. are clearly distinguished. Therefore, SF-2418 substance was determined to be a new substance.

問題を解決するための手段 本発明者らは鶏マイコプラズマ及び豚Fレボネマ菌に抗
菌活性を有する新規かつ有用な抗生物質を探索した結果
、ストレプ)ミセス属に属する菌株の培養物中に新規抗
生物質SF−2418物質が生産されていることを見い
だし、その有効物質を培養物中から純粋に単離し、その
化学構造を決定し、生物活性を検討することにより、本
発明を完成させた。 すなわち、本発明に使用されるS
F−2418物質生産菌の一例としては、本発明者らに
より京都型の土壌より新たに分離されたSF−2418
株がある。SF−2418株の菌学的性状は次の通りで
ある。
Means for Solving the Problem The present inventors searched for a new and useful antibiotic that has antibacterial activity against chicken Mycoplasma and pig F. lebonema, and as a result, a novel antibiotic was found in a culture of a strain belonging to the genus Streptomyces. The present invention was completed by discovering that SF-2418 substance is produced, isolating its effective substance pure from culture, determining its chemical structure, and examining its biological activity. That is, S used in the present invention
An example of F-2418 substance-producing bacteria is SF-2418, which was newly isolated from Kyoto type soil by the present inventors.
There are stocks. The mycological properties of SF-2418 strain are as follows.

1、形態 基土菌糸はよく伸長分岐し、通常の条件下では分断しな
い。スターチ寒天、オートミール寒天培地等で気菌糸を
良好に着生し、胞子形成も豊富である。気菌糸の分岐は
単純分岐で車軸分岐は見られない。気菌糸先端の胞子連
鎖は直鎖状、ループ状あるいはフック状で、螺旋状も認
められる。胞子の運動性は観察されない。胞子のう、菌
核などの特殊構造は観察されない。電子顕微鏡による観
察では、胞子は非望ないし楕円型で、大きさは0.5乃
至0,7x0.6乃至1.Op、表面構造は毛状(ha
iry)である。胞子は通常10乃至50個程度連鎖す
る。
1. Morphobase hyphae elongate and branch well and do not divide under normal conditions. It adheres well to aerial mycelia on starch agar, oatmeal agar, etc., and forms abundant spores. The branching of aerial hyphae is simple, and no axle branching is observed. The spore chain at the tip of the aerial hyphae is linear, loop-shaped, or hook-shaped, and spiral-shaped chains are also observed. No spore motility is observed. Special structures such as sporangia and sclerotia are not observed. When observed by electron microscopy, the spores are oval to oval in shape, and the size is 0.5 to 0.7 x 0.6 to 1. Op, the surface structure is hair-like (ha
iry). Usually 10 to 50 spores are chained together.

SF−2418株の各種寒天l地上での生育状態は次表
に示す通りである。培養は28℃で行い、観察は14乃
至21日培養後に行った。気菌糸の色の()内に示す記
号はコンテイナー・コーポレーション・オブ・アメリカ
社製のカラー・ハーモニー・マニュアルを用いた。
The growth conditions of strain SF-2418 on various agar surfaces are shown in the following table. Cultivation was performed at 28°C, and observations were made after 14 to 21 days of cultivation. The color harmony manual manufactured by Container Corporation of America was used for the symbols shown in parentheses for the color of aerial mycelia.

■、生理的性質 (1)生育温度範囲:イースト麦芽寒天培地において1
5乃至42℃の温度範囲で生育し、26乃至32℃にお
いて良好に生育する。
■Physiological properties (1) Growth temperature range: 1 on yeast malt agar medium
It grows in a temperature range of 5 to 42°C, and grows well at 26 to 32°C.

(2)ゼラチンの液化:陽性 (3)スターチの加水分解:陽性 (4)硝酸塩の還元:陰性 (5)脱脂乳に対する作用:ペプトン化、凝固ともに陰
性 (6)耐塩性:3%食塩添加では生育するが、4%以上
では生育しない。
(2) Liquefaction of gelatin: Positive (3) Hydrolysis of starch: Positive (4) Reduction of nitrate: Negative (5) Effect on skim milk: Both peptonization and coagulation are negative (6) Salt tolerance: When 3% salt is added It grows, but does not grow at 4% or more.

(7)メラニン様色素の生成:陰性 ■、炭素源の利用法 (1)利用する:D−グルコース、D−7ラクトース、
D−キシロース (2)利用が疑わしい:L−7ラビノース(3)利用し
ない:D−マンニトール、i−イノシトール、ラフィノ
ース、L−ラムノース■、菌体分析 全菌体の加水分解中のジアミノピメリン酸はLL型であ
った。
(7) Production of melanin-like pigment: Negative■, How to use carbon sources (1) Use: D-glucose, D-7 lactose,
D-xylose (2) Usage is questionable: L-7 rabinose (3) Not used: D-mannitol, i-inositol, raffinose, L-rhamnose ■, Bacterial cell analysis Diaminopimelic acid during hydrolysis of all bacterial cells is LL It was a type.

以上の菌学的性状か呟SF−2418株は、放線菌の中
でストレプトミセス属に属する菌株である。本発明者ら
はSF  2418株をストレプトミセス−!スピー・
S F −2418(Streptomyces sp
、 SF−2418)と称することとした。
The SF-2418 strain, which has the above mycological properties, is a strain belonging to the genus Streptomyces among actinomycetes. The present inventors identified SF 2418 strain as Streptomyces! Speedy
SF-2418 (Streptomyces sp.
, SF-2418).

なお、本菌株は微生物工業技術研究所に微工研菌寄第8
156号(PERM P−8156)として寄託されて
いる。
This strain was submitted to the Institute of Microbial Technology at the 8th Microbiological Research Institute Bacteria Collection.
No. 156 (PERM P-8156).

SF−2418株は池の放線菌の場合にみられるように
、その性状が変化しやすい。例えばSF−2418株の
、またはこの株に由来する突然変異株(自然発生または
誘発性)形質接合体または遺伝子組換え体であっても、
SF−2418物質を生産するものは総て本発明に使用
できる。
The SF-2418 strain is susceptible to changes in its properties, as seen in the case of actinomycetes in ponds. For example, even if it is a phenozygote or a genetic recombinant of the SF-2418 strain or a mutant strain (naturally occurring or inducible) derived from this strain,
Anything that produces SF-2418 material can be used in the present invention.

本発明の方法では、前記の菌を通常の微生物が利用しう
る栄養物を含有する培地で培養する。栄養源としては、
従来放線菌の培養に利用されている公知のものが使用で
きる。例えば、炭素源としてグルコース、水飴、デキス
トリン、澱粉、糖蜜、勤、植物油等を使用できる。また
、窒素源として大豆粉、小麦はい芽、コーンステイープ
リカー、綿実粕、肉エキス、酵母エキス、硫酸アンモニ
ウム、硝酸ソーダ、尿素等を利用で鰺る。その池、必要
に応じてナトリウム、カリウム、マグネシフム、コバル
ト、塩素、燐酸、硫酸及びその池のイオンを生成できる
黒磯塩類を添加するのが有効である。また、菌の発育を
助け、SF−2418物質の生産を促進するような有機
及び無機物を適当に添加することができる。培養法とし
ては、好気的条件下での培養法、特に深部培養法が最も
適している。培養に適当な温度は15乃至37℃である
が、多くの場合26乃至32°C付近で培養する。SF
−2418物質の生産は培地や培養条件によって異なる
が、振盪培養、タンク培養とも通常2乃至10日間でそ
の蓄積が最高に達する。
In the method of the present invention, the above bacteria are cultured in a medium containing nutrients that can be used by common microorganisms. As a source of nutrients,
Known materials conventionally used for culturing actinomycetes can be used. For example, glucose, starch syrup, dextrin, starch, molasses, starch, vegetable oil, etc. can be used as the carbon source. In addition, soybean flour, wheat germ, cornstarch liquor, cottonseed meal, meat extract, yeast extract, ammonium sulfate, sodium nitrate, urea, etc. are used as nitrogen sources. It is effective to add Kuroiso salts capable of producing sodium, potassium, magnesium, cobalt, chlorine, phosphoric acid, sulfuric acid, and ions of the pond as necessary. In addition, organic and inorganic substances that aid the growth of bacteria and promote the production of SF-2418 substances may be appropriately added. The most suitable culture method is a culture method under aerobic conditions, especially a deep culture method. The appropriate temperature for culturing is 15 to 37°C, but in most cases culture is carried out at around 26 to 32°C. science fiction
The production of the -2418 substance varies depending on the medium and culture conditions, but the accumulation usually reaches its maximum within 2 to 10 days in both shaking culture and tank culture.

このように生産されるSF−2418物質は、後記の理
化学的性状を有するので、その性状に従って培養物から
抽出、精製することが可能であるが、特に以下の方法に
より効率的に抽出、精製することができる。
The SF-2418 substance produced in this way has the physical and chemical properties described below, and can be extracted and purified from the culture according to its properties, but in particular, it can be efficiently extracted and purified by the following method. be able to.

即ち、有効成分を含む培養物に酢酸エチル等の水と自由
に混和しない有機溶媒を加えて攪拌抽出する。あるいは
培養物から固形物を濾別した濾液に酢酸エチル等の水と
自由に混和しない溶媒を加えて攪拌抽出する。一方、固
形物はアセトン等の水と自由に混和する溶媒を加えて攪
拌し、固形物から有効成分を抽出し、有機溶媒を留去し
た後、酢酸エチル等の水と自由に混和しない有機溶媒で
有効成分を抽出する。
That is, an organic solvent that is not freely miscible with water, such as ethyl acetate, is added to the culture containing the active ingredient, and the mixture is stirred and extracted. Alternatively, a solvent that is not freely miscible with water, such as ethyl acetate, is added to the filtrate obtained by filtering solid matter from the culture, and the mixture is extracted with stirring. On the other hand, for solids, a solvent that is freely miscible with water such as acetone is added and stirred, the active ingredients are extracted from the solids, and the organic solvent is distilled off. Extract the active ingredients.

このようにして得られた有効成分を含む抽出液の溶媒を
留去して得た油状物質にn−ヘキサンを加えて沈澱を得
る。その沈澱物をシリカゲルクロマトグラフィーにかけ
SF−2418物質を単離する。単離されたSF−24
18物質をベンゼン、n−ヘキサン等の溶媒系を用いて
結晶化し、SF−2418物質の結晶を得る。
The solvent of the extract containing the active ingredients thus obtained is distilled off, and n-hexane is added to the obtained oily substance to obtain a precipitate. The precipitate is subjected to silica gel chromatography to isolate the SF-2418 material. isolated SF-24
The 18 substances are crystallized using a solvent system such as benzene and n-hexane to obtain crystals of the SF-2418 substance.

SF−2418物質の検定に当っては、マイコブラズ?
−ガリセプチカム(Hycoplasma galli
septicum)を検定菌とする生物学的検定法を用
いる。
When testing the SF-2418 substance, Mycobraz?
-Hycoplasma galli
A biological assay method using M. septicum as the test bacterium is used.

SF−2418物質の理化学的性状は下記の通りである
The physical and chemical properties of SF-2418 substance are as follows.

(1)元素分析値:炭素70.29%、水素5.03%
(1) Elemental analysis values: carbon 70.29%, hydrogen 5.03%
.

酸素24.68% (2)分子式及び分子量: C19H16o5;324(FD−MS)(3)融点:
195°C (4)紫外線吸収スペクトル二メタ/−ル溶液中、アル
カリ性メタノール溶液中及び酸性メタノール溶液中の紫
外線吸収スペクトルを第1図に示した通りで、下記の極
大吸収ni(E )を示す。
Oxygen 24.68% (2) Molecular formula and molecular weight: C19H16o5; 324 (FD-MS) (3) Melting point:
195°C (4) Ultraviolet absorption spectra The ultraviolet absorption spectra in 2 methanol solution, alkaline methanol solution, and acidic methanol solution are as shown in Figure 1, and exhibit the following maximum absorption ni (E). .

メタノール溶液中: 227nm    (23,300) 255r++n  羽 (10,700)275nm肩
(11,000) 283nm    (11,700) 392nm    (2,900) 502nm    (3,900) アルカリ性メタノール溶液中: 220nm    (31,400) 290nm  朋 (8,1100 )460n  R(3,900) 573nm    (7,400) 酸性メタノール溶液中: 227nm    (24,800) 255nm肩(11,300) 275nm肩(12,000) 283n+n     (12,500)395nm 
   (3,000) 504nm(3,900) (5)赤外部吸収スペクトル:第2図に示す通りである
In methanol solution: 227nm (23,300) 255r++n wing (10,700) 275nm shoulder (11,000) 283nm (11,700) 392nm (2,900) 502nm (3,900) In alkaline methanol solution: 220nm (31 ,400) 290nm Tomo (8,1100)460n R(3,900) 573nm (7,400) In acidic methanol solution: 227nm (24,800) 255nm shoulder (11,300) 275nm shoulder (12,000) 283n+n ( 12,500) 395nm
(3,000) 504 nm (3,900) (5) Infrared absorption spectrum: As shown in FIG.

(6) 溶f1.:アセトン、ベンゼン、クロロ7オル
ムに溶け、水、メタノール、n− ヘキサンに難溶または不溶である。
(6) Melt f1. :Soluble in acetone, benzene, and chloro7olm, sparingly soluble or insoluble in water, methanol, and n-hexane.

(7)呈色反応:硫酸中、酢酸マグネシウム中及びメタ
ノール中で青色を呈 する。
(7) Color reaction: exhibits blue color in sulfuric acid, magnesium acetate, and methanol.

(8)fi層クロマトグラフィーのRf値ニジリカゲル
60F254(メルク社製)の薄層上で下記の溶媒で展
開するときのRf値は次の通I]である。
(8) Rf value of FI-layer chromatography The Rf value when developed with the following solvent on a thin layer of Nisilica Gel 60F254 (manufactured by Merck & Co., Ltd.) is as follows.

ベンゼン:アセトン=50: I   Rf O,33
トルエン:酢酸エチル=10:I  Rf O,47ト
ルエン:アセトン=40: I   Rf 0.40(
9)中性、酸性、塩基性の区別:酸性(10)物質の色
及び外観:褐色針状結晶(11)水素核核磁気共鳴スベ
クYル:第3図に示す通りである。
Benzene: Acetone = 50: I Rf O, 33
Toluene: Ethyl acetate = 10: I Rf O, 47 Toluene: Acetone = 40: I Rf 0.40 (
9) Distinction between neutral, acidic and basic: acidic (10) Color and appearance of substance: brown needle crystals (11) Hydrogen nuclear magnetic resonance spectrum: as shown in Figure 3.

(12)化学構造式: 種培地としてスターチ2.0%、グルコース1.0%、
小麦はい芽0.6%、ポリペプトン0.5%、粉末酵母
エキス0.3%、大豆粉0.2%、炭酸カルシウム0゜
1%を含む培地を用いた。また生産培地としてグルコー
ス2.5%、綿実油0.5%、小麦はい芽1.2%、フ
ーンスティープリカ−1,0%、炭酸カルシウム0.3
%、硫酸マグネシウム0.1%、塩化コバル)0゜00
1%を含む培地を用いた。なお、滅菌前にpH7゜0に
調整し使用した。
(12) Chemical structural formula: Starch 2.0%, glucose 1.0% as seed medium,
A medium containing 0.6% wheat embryo, 0.5% polypeptone, 0.3% powdered yeast extract, 0.2% soybean flour, and 0.1% calcium carbonate was used. In addition, production media include glucose 2.5%, cottonseed oil 0.5%, wheat embryo 1.2%, hoon steep liquor 1.0%, and calcium carbonate 0.3%.
%, magnesium sulfate 0.1%, cobal chloride) 0゜00
A medium containing 1% was used. The pH was adjusted to 7.0 before sterilization.

上記種培地20−を分注した100mN容三角フラスコ
を120℃でストレプトミセス・エスピー−8F−24
18(微工研菌寄第8156号)の斜面培養の1白金耳
を接種し、28℃で4日間振盪培養し、第一種培養液と
した。次いで、種培地80m1ずつを分注した500m
N容三角フラスコ4本を120℃、30分間滅菌し、上
記第一種培養液を4mfずつ接種し、28℃で2日間振
盪培養し第二種培養液とした。次いで、種培地11ずっ
を分注した51容三角7ラスフ4本を120℃、30分
間滅菌し、上記第二種培養液80社ずつを接種し、28
℃で1日問振盪培養し、これを第三種培養液とした。あ
らかじめ120℃で30分間滅菌した301の生産培地
を含む50β容ジヤー7アーメンター4基に第三種培養
液を各1ρずつ接種し、28゛Cで5日間、通気(35
1/分)、攪拌(初期200rp+n+41時間以降3
00rpm)培養した。
Streptomyces sp.
One platinum loop of slant culture of No. 18 (Feikoken Bacterial Serial No. 8156) was inoculated and cultured with shaking at 28° C. for 4 days to obtain a first type culture solution. Next, 500ml of seed medium was dispensed into 80ml portions.
Four N Erlenmeyer flasks were sterilized at 120° C. for 30 minutes, and 4 mf each of the above first type culture solution was inoculated, followed by shaking culture at 28° C. for 2 days to obtain a second type culture solution. Next, 4 51-volume triangular 7-rasf bottles into which 11 parts of the seed medium had been dispensed were sterilized at 120°C for 30 minutes, and each of 80 of the above-mentioned second type culture liquid was inoculated.
The culture was cultured with shaking at ℃ for one day, and this was used as a third type culture solution. Four 50β capacity Jar 7 Armenters containing 301 production medium previously sterilized at 120°C for 30 minutes were inoculated with 1μ each of the third type culture solution, and kept aerated (35°C) for 5 days at 28°C.
1/min), stirring (initial 200 rpm + n + 3 after 41 hours)
00 rpm).

2)単離 培養終了後、濾過助剤として珪藻土を加えて濾過し、得
られた菌体に50%アセトン水72Nを加えて有効成分
を抽出し、菌体を濾別した。次いで、菌体抽出液を減圧
下で濃縮してアセトンを留去し、得られた濃縮液8.5
1に酢酸エチル8.51を加えて振盪し、有効成分を抽
出した。得られた酢酸エチル抽出液8.01を減圧下で
濃縮して油状物質を得た。
2) After completion of the isolation culture, diatomaceous earth was added as a filter aid and filtered, 72N of 50% acetone water was added to the obtained bacterial cells to extract the active ingredient, and the bacterial cells were separated by filtration. Next, the bacterial cell extract was concentrated under reduced pressure to distill off the acetone, and the resulting concentrated solution 8.5
8.51 of ethyl acetate was added to 1 and shaken to extract the active ingredient. The obtained ethyl acetate extract (8.01 g) was concentrated under reduced pressure to obtain an oily substance.

この油状物質にn−ヘキサンを加え、生じた沈澱を濾取
して粗物質2.8gを得た。この粗物質をトルエンに溶
解し、シリカゲルC−200(和光純薬工業社製)30
0−のカラムにかけ、トルエン−酢酸エチル混合液で分
画した。活性画分中のSF−2418物質はトルエン−
酢酸エチル(10: 1 )混液な展開溶媒とするシリ
カゲル薄層(キーイルゲル60F254.571;メル
ク社製)クロマトグラフィーを行い、リンモリブデン酸
に浸漬した後、加熱することによりRfo、47(赤紫
色)に検出された。上記活性画分を合わせて減圧下で濃
縮乾固し、220+ngのill粉末を得た。この粗粉
末をベンゼンに溶解し、n−ヘキサンを加えて結晶化し
てSF−2418物質の褐色針状結晶190n+gを得
た。
N-hexane was added to this oily substance, and the resulting precipitate was collected by filtration to obtain 2.8 g of a crude substance. This crude substance was dissolved in toluene, and silica gel C-200 (manufactured by Wako Pure Chemical Industries, Ltd.) 30
0- column and fractionated with a toluene-ethyl acetate mixture. The SF-2418 substance in the active fraction is toluene-
Perform chromatography on a thin layer of silica gel (Keyil Gel 60F254.571; manufactured by Merck & Co., Ltd.) using a mixture of ethyl acetate (10:1) as a developing solvent, immerse it in phosphomolybdic acid, and heat to obtain Rfo, 47 (reddish purple). was detected. The above active fractions were combined and concentrated to dryness under reduced pressure to obtain 220+ng of ill powder. This crude powder was dissolved in benzene and crystallized by adding n-hexane to obtain 190 n+g of brown needle crystals of SF-2418 substance.

発明の効果 SF−2148物質の各種微生物に対する最低発育阻止
濃度は第1表に示したとおりで、マイコプラズマ、トレ
ボネマに特に有効である。
Effects of the Invention The minimum inhibitory concentration of the SF-2148 substance against various microorganisms is as shown in Table 1, and it is particularly effective against Mycoplasma and Trebonema.

スタフィロコッカス・ アウレウスに−1> 100 エルギ/−サNK−214100 チフイムリウム O−901W     100(Sa
lloo(Sal typhimurium 0−90
1W)バチルス◆ ズブチリス PCI  219   100ブロンキセ
プナカ A−19100 がリセブチクムS−6本      1.56ガリセブ
チクムKP−13本      0.78ガリセプチク
ムC)l−3T *       0,78急性毒性試
験:SF−2418物質を3匹のICR系雄系中マウス
々300mg/kgを経口投与したのち一週間観察した
ところ、金側生存した。
Staphylococcus aureus -1 > 100 Ergi/-Sa NK-214100 Typhimurium O-901W 100 (Sa
lloo (Sal typhimurium 0-90
1W) Bacillus ◆ Subtilis PCI 219 100 Bronchisepunaka A-19100 ga Lysepticum S-6 plants 1.56 Gallisepticum KP-13 plants 0.78 Gallisepticum C) l-3T * 0,78 Acute toxicity test: SF-2418 substance on 3 animals When 300 mg/kg of ICR male medium mice was orally administered and observed for one week, the mice survived on the golden side.

【図面の簡単な説明】[Brief explanation of drawings]

第1図はSF−2418物質のメタノール溶液中での紫
外部吸収スペクトルを示し、第2図はSF−2418物
質の臭化カリウム錠での赤外部吸収スペクトルを示し、
第3図はSF−2418物質の重クロロホルム溶液中で
の水素核核磁気共鳴スペクトルを示す。
Figure 1 shows the ultraviolet absorption spectrum of SF-2418 substance in methanol solution, Figure 2 shows the infrared absorption spectrum of SF-2418 substance in potassium bromide tablets,
FIG. 3 shows a hydrogen nuclear magnetic resonance spectrum of SF-2418 substance in a deuterated chloroform solution.

Claims (2)

【特許請求の範囲】[Claims] (1)下記の化学構造式を有するSF−2418物質 ▲数式、化学式、表等があります▼(1) SF-2418 substance having the following chemical structural formula ▲Contains mathematical formulas, chemical formulas, tables, etc.▼ (2)ストレプトミセス属に属する抗生物質SF−24
18物質生産菌を培地に培養し、培養物から下記に示し
た化学構造式を有するSF−2418物質を単離するこ
とを特徴とする新抗生物質SF−2418物質の製造法
。 ▲数式、化学式、表等があります▼
(2) Antibiotic SF-24 belonging to the genus Streptomyces
1. A method for producing a new antibiotic SF-2418 substance, which comprises culturing 18 substance-producing bacteria in a medium and isolating an SF-2418 substance having the chemical structural formula shown below from the culture. ▲Contains mathematical formulas, chemical formulas, tables, etc.▼
JP16977185A 1985-08-02 1985-08-02 Novel antibiotic substance sf-2418 and production thereof Granted JPS6230735A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16977185A JPS6230735A (en) 1985-08-02 1985-08-02 Novel antibiotic substance sf-2418 and production thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16977185A JPS6230735A (en) 1985-08-02 1985-08-02 Novel antibiotic substance sf-2418 and production thereof

Publications (2)

Publication Number Publication Date
JPS6230735A true JPS6230735A (en) 1987-02-09
JPH0411535B2 JPH0411535B2 (en) 1992-02-28

Family

ID=15892553

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16977185A Granted JPS6230735A (en) 1985-08-02 1985-08-02 Novel antibiotic substance sf-2418 and production thereof

Country Status (1)

Country Link
JP (1) JPS6230735A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008102572A1 (en) * 2007-02-20 2008-08-28 Ajinomoto Co., Inc. Method for production of l-amino acid or nucleic acid

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
THE JOURNAL OF ANTIBIOTICS=1981 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008102572A1 (en) * 2007-02-20 2008-08-28 Ajinomoto Co., Inc. Method for production of l-amino acid or nucleic acid
US8178322B2 (en) 2007-02-20 2012-05-15 Ajinomoto Co., Inc. Method for producing an L-amino acid or a nucleic acid

Also Published As

Publication number Publication date
JPH0411535B2 (en) 1992-02-28

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