ES2051841T3 - Reduccion de esteres carboxilicos. - Google Patents
Reduccion de esteres carboxilicos.Info
- Publication number
- ES2051841T3 ES2051841T3 ES88303622T ES88303622T ES2051841T3 ES 2051841 T3 ES2051841 T3 ES 2051841T3 ES 88303622 T ES88303622 T ES 88303622T ES 88303622 T ES88303622 T ES 88303622T ES 2051841 T3 ES2051841 T3 ES 2051841T3
- Authority
- ES
- Spain
- Prior art keywords
- group
- reduction
- protected
- formula
- carboxyl esters
- 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.)
- Expired - Lifetime
Links
- -1 CARBOXYL ESTERS Chemical class 0.000 title abstract 2
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000011734 sodium Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/02—Ethers
- C07C43/20—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring
- C07C43/23—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring containing hydroxy or O-metal groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C50/00—Quinones
- C07C50/26—Quinones containing groups having oxygen atoms singly bound to carbon atoms
- C07C50/28—Quinones containing groups having oxygen atoms singly bound to carbon atoms with monocyclic quinoid structure
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
- C07C41/26—Preparation of ethers by reactions not forming ether-oxygen bonds by introduction of hydroxy or O-metal groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C46/00—Preparation of quinones
- C07C46/02—Preparation of quinones by oxidation giving rise to quinoid structures
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C46/00—Preparation of quinones
- C07C46/02—Preparation of quinones by oxidation giving rise to quinoid structures
- C07C46/04—Preparation of quinones by oxidation giving rise to quinoid structures of unsubstituted ring carbon atoms in six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C46/00—Preparation of quinones
- C07C46/02—Preparation of quinones by oxidation giving rise to quinoid structures
- C07C46/06—Preparation of quinones by oxidation giving rise to quinoid structures of at least one hydroxy group on a six-membered aromatic ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
METODO PARA PRODUCIR UN COMPUESTO DE FORMULA (I) (EN LA QUE R1 Y R2 REPRESENTAN CADA UNO UN GRUPO ALQUILO DE CADENA CORTA;N DENOTA UN ENTERO ENTRE 0 Y 21; X REPRESENTA UN ATOMO DE H O UN GRUPO HIDROXILO QUE PUEDE ESTAR PROTEGIDO; E Y REPRESENTA UN GRUPO HIDROXLO QUE PUEDE ESTAR PROTEGIDO), QUE CONSISTE EN REDUCIR UN COMPUESTO ESTER DE FORMULA (II) (EN LA QUE R1, R2, N, X E Y TIENEN LOS SIGNIFICADOS ANTES INDICADOS Y R3 REPRESENTA UN GRUPO ALQUILO DE CADENA CORTA), CON UNA MEZCLA DE BOROHIDRURO SODICO Y CLORURO DE ALUMINIO LO QUE DA LUGAR AL COPUESTO DESEADO CON ALTO RENDIMIENTO Y ES VENTAJOSO DESDE EL PUNTO DE VISTA INDUSTRIAL.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10579587 | 1987-04-27 | ||
JP10574487 | 1987-04-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2051841T3 true ES2051841T3 (es) | 1994-07-01 |
Family
ID=26445985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES88303622T Expired - Lifetime ES2051841T3 (es) | 1987-04-27 | 1988-04-21 | Reduccion de esteres carboxilicos. |
Country Status (21)
Country | Link |
---|---|
US (1) | US4842775A (es) |
EP (1) | EP0289223B1 (es) |
JP (1) | JPH0832655B2 (es) |
KR (1) | KR960002597B1 (es) |
CN (2) | CN1018546B (es) |
AT (1) | ATE80141T1 (es) |
AU (1) | AU608598B2 (es) |
CA (1) | CA1290760C (es) |
DE (1) | DE3874195T2 (es) |
DK (2) | DK219288A (es) |
ES (1) | ES2051841T3 (es) |
FI (1) | FI90761C (es) |
GR (1) | GR3006060T3 (es) |
HU (1) | HU199378B (es) |
IE (1) | IE61726B1 (es) |
MX (1) | MX167538B (es) |
NO (1) | NO167655C (es) |
NZ (1) | NZ224402A (es) |
PL (2) | PL153624B1 (es) |
SU (1) | SU1768029A3 (es) |
WO (1) | WO1988008415A1 (es) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2838126B2 (ja) * | 1989-02-06 | 1998-12-16 | 東ソー株式会社 | オルトキノン類の製造方法 |
NZ513547A (en) | 2001-08-13 | 2002-09-27 | Antipodean Biotechnology Ltd | Synthesis of triphenylphosphonium quinols (e.g. mitoquinol) and/or quinones (e.g. mitoquinone) |
KR101003960B1 (ko) | 2003-08-22 | 2010-12-30 | 안티포딘 파마슈티칼스, 인코포레이티드 | 미토콘드리아 표적화 산화방지제로서 사용되는 미토퀴논 유도체를 포함하는 약제학적 조성물 |
US7888334B2 (en) | 2003-08-22 | 2011-02-15 | Antipodean Pharmaceuticals, Inc. | Mitoquinone derivatives used as mitochondrially targeted antioxidants |
WO2005056812A2 (en) * | 2003-12-05 | 2005-06-23 | Zymes, Inc. | Practical, cost-effective synthesis of ubiquinones |
US7160578B2 (en) * | 2004-03-10 | 2007-01-09 | Pilkington North America | Method for depositing aluminum oxide coatings on flat glass |
CN111943806A (zh) * | 2020-09-03 | 2020-11-17 | 中国林业科学研究院资源昆虫研究所 | 常压下硼氢化钠体系还原白蜡制备高级烷醇的方法 |
CN117402062B (zh) * | 2023-12-15 | 2024-03-29 | 山东国邦药业有限公司 | 环丙甲醇制备及其副产物四甲氧基硼酸钠的回收利用方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5919930B2 (ja) * | 1974-05-02 | 1984-05-09 | 武田薬品工業株式会社 | キノン酸誘導体の製造法 |
JPS567734A (en) * | 1979-06-28 | 1981-01-27 | Takeda Chem Ind Ltd | Preparation of quinone derivative |
JPS56147746A (en) * | 1980-04-15 | 1981-11-16 | Takeda Chem Ind Ltd | Quinones and their preparation |
FI75561C (fi) * | 1979-10-30 | 1988-07-11 | Ciba Geigy Ag | Foerfarande foer framstaellning av 5- karbamoyl-10-oxo-10,11-dihydro-5h-dibens/b,f/azepin och daertill noedvaendiga mellanprodukter. |
-
1988
- 1988-04-21 AT AT88303622T patent/ATE80141T1/de not_active IP Right Cessation
- 1988-04-21 ES ES88303622T patent/ES2051841T3/es not_active Expired - Lifetime
- 1988-04-21 DE DE8888303622T patent/DE3874195T2/de not_active Expired - Fee Related
- 1988-04-21 EP EP88303622A patent/EP0289223B1/en not_active Expired - Lifetime
- 1988-04-22 DK DK219288A patent/DK219288A/da not_active Application Discontinuation
- 1988-04-25 KR KR1019880004727A patent/KR960002597B1/ko not_active IP Right Cessation
- 1988-04-26 NO NO881823A patent/NO167655C/no not_active IP Right Cessation
- 1988-04-26 HU HU882100A patent/HU199378B/hu not_active IP Right Cessation
- 1988-04-26 MX MX011246A patent/MX167538B/es unknown
- 1988-04-26 WO PCT/JP1988/000406 patent/WO1988008415A1/en unknown
- 1988-04-26 IE IE124788A patent/IE61726B1/en not_active IP Right Cessation
- 1988-04-26 AU AU15151/88A patent/AU608598B2/en not_active Ceased
- 1988-04-26 PL PL1988272083A patent/PL153624B1/pl unknown
- 1988-04-26 CA CA000565050A patent/CA1290760C/en not_active Expired - Lifetime
- 1988-04-26 PL PL1988282657A patent/PL158961B1/pl unknown
- 1988-04-26 US US07/186,297 patent/US4842775A/en not_active Expired - Lifetime
- 1988-04-26 FI FI881959A patent/FI90761C/fi not_active IP Right Cessation
- 1988-04-27 CN CN88102561A patent/CN1018546B/zh not_active Expired
- 1988-04-27 NZ NZ224402A patent/NZ224402A/xx unknown
- 1988-04-27 JP JP63106200A patent/JPH0832655B2/ja not_active Expired - Fee Related
- 1988-09-19 SU SU4356640A patent/SU1768029A3/ru active
-
1992
- 1992-04-07 CN CN92102604A patent/CN1033855C/zh not_active Expired - Fee Related
- 1992-10-22 GR GR920402385T patent/GR3006060T3/el unknown
-
1995
- 1995-08-17 DK DK092295A patent/DK92295A/da not_active Application Discontinuation
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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