NO119899B - - Google Patents

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Publication number
NO119899B
NO119899B NO156815A NO15681565A NO119899B NO 119899 B NO119899 B NO 119899B NO 156815 A NO156815 A NO 156815A NO 15681565 A NO15681565 A NO 15681565A NO 119899 B NO119899 B NO 119899B
Authority
NO
Norway
Prior art keywords
amino
methyl
piperidine
benzoyl
solution
Prior art date
Application number
NO156815A
Other languages
Norwegian (no)
Inventor
M Lefevre
Original Assignee
Int Diamond Products Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Int Diamond Products Ltd filed Critical Int Diamond Products Ltd
Publication of NO119899B publication Critical patent/NO119899B/no

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74Feeding, transfer, or discharging devices of particular kinds or types
    • B65G47/84Star-shaped wheels or devices having endless travelling belts or chains, the wheels or devices being equipped with article-engaging elements
    • B65G47/846Star-shaped wheels or wheels equipped with article-engaging elements
    • B65G47/847Star-shaped wheels or wheels equipped with article-engaging elements the article-engaging elements being grippers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/005Feeding or manipulating devices specially adapted to grinding machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B7/00Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
    • B24B7/20Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground
    • B24B7/22Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28DWORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/18Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by milling, e.g. channelling by means of milling tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28DWORKING STONE OR STONE-LIKE MATERIALS
    • B28D7/00Accessories specially adapted for use with machines or devices of the preceding groups
    • B28D7/04Accessories specially adapted for use with machines or devices of the preceding groups for supporting or holding work or conveying or discharging work

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Mining & Mineral Resources (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)
  • Hydrogenated Pyridines (AREA)
  • Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)

Description

Fremgangsmåte for fremstilling av l-metyl-4-(p-amino-bensoyl)-amino - piperidin. Process for the production of 1-methyl-4-(p-amino-benzoyl)-amino-piperidine.

Det har vist seg at det kan oppnås 1-metyl-4- (p-amino-bensoyl) -amino-piperi-din med formelen It has been found that 1-methyl-4-(p-amino-benzoyl)-amino-piperidine can be obtained with the formula

ved at nitrogruppen i l-metyl-4-(p-nitro-bensoyl)-aminopiperidin reduseres til aminogruppe ved hjelp av katalytisk aktivert in that the nitro group in l-methyl-4-(p-nitro-benzoyl)-aminopiperidine is reduced to an amino group by means of catalytically activated

vannstoff. water substance.

Fremgangsmåten kan eksempelvis ut-føres slik at det l-metyl-4-(p-nitro-bensoyl)-amino-piperidin som kan fremstilles slik som angitt i patent nr. 87 451, reduseres i alkoholisk oppløsning ved værelsestemperatur med vannstoff som er aktivi-sert katalytisk. The method can, for example, be carried out so that the 1-methyl-4-(p-nitro-benzoyl)-amino-piperidine, which can be prepared as stated in patent no. 87 451, is reduced in an alcoholic solution at room temperature with hydrogen which is active -sert catalytic.

Det l-metyl-4-(p-amino-bensoyl)-amino-piperidin som fremstilles i henhold til The 1-methyl-4-(p-amino-benzoyl)-amino-piperidine prepared according to

foreliggende oppfinnelse er en base som er the present invention is a base which is

krystallisert ved værelsestemperatur og som crystallized at room temperature and as

med syrer danner varige salter. with acids form permanent salts.

Sluttproduktet har terapeutisk verdi-fulle farmakodynamiske egenskaper. Det The end product has therapeutically valuable pharmacodynamic properties. The

gjør h jer tevirksomheten regelmessig og do h jer tea business regularly and

skal i terapien benyttes til å bekjempe must be used in the therapy to combat

hjertearrytmi, spesielt når denne opptrer cardiac arrhythmia, especially when this occurs

under operasjoner, f. eks. som sidevirkning during operations, e.g. as a side effect

av narkotika. of drugs.

Eksempel: Example:

En oppløsning av 32,0 g l-metyl-4- amino-piperidin i 250 cm<3> bensol blir ved værelsestemperatur dråpevis biandet med en oppløsning av 55.0 g p-nitro-bensoyl-klorid i 250 cm<8> bensol, og blandingen får stå i 12 timer. Blandingen blir rystet ut med 300 cm<8> 1,5-n saltsyre, og det vandige saltsure lag blandet med natronlut til fenolftalein-alkalisk reaksjon. Det utfeldte l-metyl-4-(p-nitro-bensoyl)-amino-pipe-ridin blir sudd bort og omkrystallisert fra en kokende blanding av aceton og etanol (7 : 3). Smp. 197-198°. Oppløsningen av 19,0 g l-metyl-4-(p-nitro-bensoyl)-amino-piperidin i 400 cm<8 >abs etanol og 50 cm'<1> 36 pst. saltsyre blir hydrert ved værelsestemperatur i nærvær av 40 g fuktig palladiumkull (tilsvarende 800 mg palladium-metall) i løpet av ca. iy2 time. Den oppløsning som filtreres av fra katalysatoren blir inndampet i vakuum ved 50°, og oppløsningen av resten i 400 cm<s> vann blir blandet med 3-n natronlut til fenolftalein-alkalisk reaksjon. Den ut-skilte base, l-metyl-4-(p-amino-bensoyl)-amino-piperidin, har etter omkrystallise-ring fra den 18-dobbelte mengde av en blanding av aceton og vann (1 : 1) et smel-tepunkt på 195—197. For å fremstille hydrokloridet dampes oppløsningen av den fri base i den ekviva-lente mengde l-n saltsyre inn i vakuum ved 50° til tørr tilstand, og oppløsningen av resten i den 40-dobbelte mengde abs. alko- hol blandes med den 30-dobbelte mengder eter, hvorved l-metyl-4- (p-amino-bensoyl) -amino-piperidin-hydroklorid skiller seg ut krystallinsk. Smp. 188—190°. A solution of 32.0 g of l-methyl-4- amino-piperidine in 250 cm<3> benzene remains room temperature is mixed dropwise with a solution of 55.0 g of p-nitro-benzoyl chloride in 250 cm<8> of benzene, and the mixture is allowed to stand for 12 hours. The mixture is shaken out with 300 cm<8> of 1.5-n hydrochloric acid, and the aqueous hydrochloric acid layer is mixed with caustic soda for a phenolphthalein-alkaline reaction. It precipitated 1-methyl-4-(p-nitro-benzoyl)-amino-piperidine is washed away and recrystallized from a boiling mixture of acetone and ethanol (7:3). Temp. 197-198°. The solution of 19.0 g of 1-methyl-4-(p-nitro-benzoyl)-amino-piperidine in 400 cm<8 >abs ethanol and 50 cm'<1> 36% hydrochloric acid is hydrated at room temperature in the presence of 40 g moist palladium charcoal (equivalent to 800 mg palladium metal) during approx. iy2 hours. The solution filtered off from the catalyst is evaporated in vacuo at 50°, and the solution of the residue in 400 cm<s> of water is mixed with 3-n caustic soda for a phenolphthalein-alkaline reaction. The precipitated base, 1-methyl-4-(p-amino-benzoyl)-amino-piperidine, after recrystallization from the 18-fold amount of a mixture of acetone and water (1:1) has a melting tea point of 195-197. To prepare the hydrochloride, the solution of the free base in the equivalent amount of 1-n hydrochloric acid is evaporated in vacuo at 50° to a dry state, and the solution of the residue in the 40-fold amount of abs. alcohol hol is mixed with the 30-fold amount of ether, whereby 1-methyl-4-(p-amino-benzoyl)-amino-piperidine hydrochloride separates out crystalline. Temp. 188-190°.

Claims (1)

Fremgangsmåte for fremstilling av 1-metyl-4- (p-amino-bensoyl) -amino-piperi-din med formelenProcess for the preparation of 1-methyl-4-(p-amino-benzoyl)-amino-piperidine of the formula karakterisert ved at nitrogruppen i l-me- tyl-4- (p-nitrobensoyl) -åmino-piperidin re duseres til aminogruppe med katalytisk aktivert vannstoff.characterized in that the nitro group in 1-methyl-4-(p-nitrobenzoyl)-amino-piperidine re reduced to an amino group with catalytically activated hydrogen.
NO156815A 1964-02-20 1965-02-17 NO119899B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US346339A US3292310A (en) 1964-02-20 1964-02-20 Apparatus for grinding bricks or the like

Publications (1)

Publication Number Publication Date
NO119899B true NO119899B (en) 1970-07-20

Family

ID=23358936

Family Applications (1)

Application Number Title Priority Date Filing Date
NO156815A NO119899B (en) 1964-02-20 1965-02-17

Country Status (11)

Country Link
US (1) US3292310A (en)
AT (1) AT258752B (en)
BE (1) BE659451A (en)
CH (1) CH427548A (en)
DE (1) DE1502456A1 (en)
DK (1) DK108956C (en)
ES (1) ES309951A1 (en)
FR (1) FR1433414A (en)
GB (1) GB1067604A (en)
NL (1) NL6502089A (en)
NO (1) NO119899B (en)

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US3410259A (en) * 1965-09-14 1968-11-12 Skirvin Walter Brick cleaning device
DE2510827C2 (en) * 1975-03-12 1977-02-24 Badische Maschf Gmbh CONVEYOR DEVICE FOR CYLINDER BLOCKS OR SIMILAR WORKPIECES BY A SPIN BLASTING SYSTEM
US4256078A (en) * 1979-11-13 1981-03-17 The R. T. French Co. Brick finishing machine
US4660539A (en) * 1985-06-04 1987-04-28 Battaglia Gino C Method and apparatus for cutting and polishing marble slabs
DE3843379A1 (en) * 1988-12-23 1990-07-05 Raimund Rimmele Method of manufacturing precisely plane-parallel bricks
DE3928328C1 (en) * 1989-08-26 1990-12-20 Keuro Maschinenbau Gmbh & Co Kg, 7590 Achern, De
NL192608C (en) * 1990-07-06 1997-11-04 Boer Beheer Nijmegen Bv De Device for manufacturing clay bricks.
AT400828B (en) * 1993-12-30 1996-03-25 Kamas Maschinen Und Stahlbau G Method and installation for manufacturing ceramic tiles with great dimensional accuracy
DE4436148C1 (en) * 1994-10-11 1996-07-04 Keller Gmbh Method and device for the lateral leveling of brick moldings and / or bricks
DE19601723A1 (en) * 1996-01-18 1997-07-24 Klinkerwerk Hagemeister Gmbh & Paving or facing stone with stone-demarcating side spacers
US20030079586A1 (en) * 2001-10-25 2003-05-01 John Zukley Brick recycling method and apparatus
US6736127B2 (en) * 2002-01-31 2004-05-18 Joseph M. Steckling Inline pitching system
BE1016281A3 (en) * 2004-03-05 2006-07-04 Aelst Filip Van METHOD AND DEVICE FOR CUTTING BLOCKS OF NATURAL STONE.
US20060037267A1 (en) * 2004-08-05 2006-02-23 Taylor Charles D Jr Simulated granite
CN104290000B (en) * 2014-09-26 2016-07-27 浙江海洋学院 A kind of vehicle oil filler cover plate finishing machine
CN107443353A (en) * 2016-05-30 2017-12-08 洛阳海特智能科技有限公司 A kind of wall-building robot and its method of work
AU2017294796B2 (en) 2016-07-15 2019-05-30 Fastbrick Ip Pty Ltd Brick/block laying machine incorporated in a vehicle
CN109715894B (en) 2016-07-15 2021-09-03 快砖知识产权私人有限公司 A jib for material transportation
AU2018295572B2 (en) 2017-07-05 2022-09-29 Fastbrick Ip Pty Ltd Real time position and orientation tracker
US10301121B1 (en) * 2017-07-20 2019-05-28 Amazon Technologies, Inc. System having a carousel of buckets configured to induct inventory items into packaging
EP3668689A4 (en) 2017-08-17 2021-04-28 Fastbrick IP Pty Ltd Interaction system configuration
ES2971624T3 (en) * 2017-10-11 2024-06-06 Fastbrick Ip Pty Ltd Machine for transporting objects
CN108422574A (en) * 2018-05-11 2018-08-21 广西钟山县天顺石材有限公司 A kind of positioning device of plate cutting
CN109605206B (en) * 2018-12-29 2024-07-19 慈兴集团有限公司 Bearing inner ring superfine grinding device and method with outer diameter positioning function
CN110524253B (en) * 2019-08-23 2024-05-10 宝鸡保德利电气设备有限责任公司 Automatic polishing equipment for high-speed rail contact net aluminum alloy parts
CN112045519A (en) * 2020-07-31 2020-12-08 山东高强紧固件有限公司 Bolt thread processing equipment
CN112658902B (en) * 2021-01-25 2023-06-23 广东顺德川崎汽车零部件有限公司 Vibration damper surface polishing device for new energy automobile processing
CN113120592A (en) * 2021-04-19 2021-07-16 仪征海天铝业有限公司 Finned tube recovery device
CN113319667B (en) * 2021-05-27 2022-05-24 诸暨市金科弹簧科技有限公司 Spring end surface grinding machine
CN113333611B (en) * 2021-06-19 2022-09-23 芜湖常瑞汽车部件有限公司 Automobile part production line conveying and circulating device
CN114055311B (en) * 2022-01-05 2022-03-25 烟台奥森制动材料有限公司 Multi-grinding-head multi-angle quick grinding device for grinding carbon-carbon crucible

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Also Published As

Publication number Publication date
CH427548A (en) 1966-12-31
AT258752B (en) 1967-12-11
ES309951A1 (en) 1965-11-16
DK108956C (en) 1968-02-26
GB1067604A (en) 1967-05-03
US3292310A (en) 1966-12-20
BE659451A (en) 1965-08-09
NL6502089A (en) 1965-08-23
DE1502456A1 (en) 1969-04-10
FR1433414A (en) 1966-04-01

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