CH602644A5 - - Google Patents
Info
- Publication number
- CH602644A5 CH602644A5 CH1650475A CH1650475A CH602644A5 CH 602644 A5 CH602644 A5 CH 602644A5 CH 1650475 A CH1650475 A CH 1650475A CH 1650475 A CH1650475 A CH 1650475A CH 602644 A5 CH602644 A5 CH 602644A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D211/36—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D211/40—Oxygen atoms
- C07D211/44—Oxygen atoms attached in position 4
- C07D211/46—Oxygen atoms attached in position 4 having a hydrogen atom as the second substituent in position 4
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Hydrogenated Pyridines (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1650475A CH602644A5 (de) | 1975-12-19 | 1975-12-19 | |
DE19762656764 DE2656764A1 (de) | 1975-12-19 | 1976-12-15 | Verfahren zur reduktion von 4- oxopiperidinen zu 4-hydroxypiperidinen |
JP15279976A JPS5278874A (en) | 1975-12-19 | 1976-12-17 | Method of preparation of 44hydroxypiperidines from 44oxopiperidines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1650475A CH602644A5 (de) | 1975-12-19 | 1975-12-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH602644A5 true CH602644A5 (de) | 1978-07-31 |
Family
ID=4417937
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1650475A CH602644A5 (de) | 1975-12-19 | 1975-12-19 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS5278874A (de) |
CH (1) | CH602644A5 (de) |
DE (1) | DE2656764A1 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4731448A (en) * | 1985-12-06 | 1988-03-15 | Ciba-Geigy Corporation | Process for the preparation of 1-(2-hydroxyethyl)-2,2,6,6-tetramethyl-4-piperidinol |
US5068335A (en) * | 1987-05-05 | 1991-11-26 | Ciba-Geigy Corporation | Process for the preparation of 4-hydroxy-2,2,6,6-tetramethylpiperidine |
US5840905A (en) * | 1988-12-20 | 1998-11-24 | Ciba Specialty Chemicals Corporation | Process for the preparation of 4-hydroxy-1,2,2,6,6,-pentamethylpiperidine |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4769464B2 (ja) * | 2005-01-12 | 2011-09-07 | 広栄化学工業株式会社 | アルコール化合物の製造方法 |
CN114702434A (zh) * | 2022-05-11 | 2022-07-05 | 宿迁联盛科技股份有限公司 | 一种四甲基哌啶醇连续化合成方法 |
-
1975
- 1975-12-19 CH CH1650475A patent/CH602644A5/xx not_active IP Right Cessation
-
1976
- 1976-12-15 DE DE19762656764 patent/DE2656764A1/de active Pending
- 1976-12-17 JP JP15279976A patent/JPS5278874A/ja active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4731448A (en) * | 1985-12-06 | 1988-03-15 | Ciba-Geigy Corporation | Process for the preparation of 1-(2-hydroxyethyl)-2,2,6,6-tetramethyl-4-piperidinol |
US5068335A (en) * | 1987-05-05 | 1991-11-26 | Ciba-Geigy Corporation | Process for the preparation of 4-hydroxy-2,2,6,6-tetramethylpiperidine |
US5840905A (en) * | 1988-12-20 | 1998-11-24 | Ciba Specialty Chemicals Corporation | Process for the preparation of 4-hydroxy-1,2,2,6,6,-pentamethylpiperidine |
Also Published As
Publication number | Publication date |
---|---|
JPS5278874A (en) | 1977-07-02 |
DE2656764A1 (de) | 1977-07-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |