NL99527C - - Google Patents
Info
- Publication number
- NL99527C NL99527C NL99527DA NL99527C NL 99527 C NL99527 C NL 99527C NL 99527D A NL99527D A NL 99527DA NL 99527 C NL99527 C NL 99527C
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C403/00—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone
- C07C403/06—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by singly-bound oxygen atoms
- C07C403/08—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by singly-bound oxygen atoms by hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C403/00—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone
- C07C403/14—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by doubly-bound oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C403/00—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone
- C07C403/18—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by nitrogen atoms
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/16—Systems containing only non-condensed rings with a six-membered ring the ring being unsaturated
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL813517X | 1955-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL99527C true NL99527C (fr) |
Family
ID=19838789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL99527D NL99527C (fr) | 1955-09-14 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE1041950B (fr) |
| FR (1) | FR1169570A (fr) |
| GB (1) | GB813517A (fr) |
| NL (1) | NL99527C (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2623805B1 (fr) * | 1987-12-01 | 1990-04-13 | Rhone Poulenc Sante | Procede de preparation de la vitamine a |
| CN110950791B (zh) * | 2019-12-09 | 2021-12-14 | 万华化学集团股份有限公司 | 一种维生素a及维生素a酯制备方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE857952C (de) * | 1950-07-12 | 1952-12-04 | Philips Nv | Verfahren zur Herstellung von ª-Jonyliden-acetaldehyd |
| GB717904A (en) * | 1949-07-16 | 1954-11-03 | Philips Nv | Improvements in or relating to methods of producing ª‰-ionylidene acetaldehyde |
| DE918987C (de) * | 1950-11-25 | 1954-10-11 | Eastman Kodak Co | Verfahren zur Synthese von Vitamin-A-wirksamen Verbindungen |
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0
- NL NL99527D patent/NL99527C/xx active
-
1956
- 1956-09-11 GB GB27754/56A patent/GB813517A/en not_active Expired
- 1956-09-12 DE DEN12710A patent/DE1041950B/de active Pending
- 1956-09-12 FR FR1169570D patent/FR1169570A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1169570A (fr) | 1958-12-31 |
| DE1041950B (de) | 1958-10-30 |
| GB813517A (en) | 1959-05-21 |