BE720016A - - Google Patents

Info

Publication number: BE720016A
Authority: BE; Belgium

Application number

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.)

1967-08-28

Filing date

1968-08-27

Publication date

1969-02-27

1968-08-27 Application filed filed Critical

1969-02-27 Publication of BE720016A publication Critical patent/BE720016A/xx

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
- C07C403/24—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 six-membered non-aromatic rings, e.g. beta-carotene
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
- A23L5/00—Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
- A23L5/40—Colouring or decolouring of foods
- A23L5/42—Addition of dyes or pigments, e.g. in combination with optical brighteners
- A23L5/47—Addition of dyes or pigments, e.g. in combination with optical brighteners using synthetic organic dyes or pigments not covered by groups A23L5/43 - A23L5/46

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Health & Medical Sciences (AREA)
Nutrition Science (AREA)
Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Food Science & Technology (AREA)
Polymers & Plastics (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Catalysts (AREA)

BE720016D 1967-08-28 1968-08-27 BE720016A (fr)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
FR119189A FR1541746A (fr)	1967-08-28	1967-08-28	Préparation de la canthaxanthine
US75499668A	1968-08-23	1968-08-23
US15461271A	1971-06-18	1971-06-18

Publications (1)

Publication Number	Publication Date
BE720016A true BE720016A (fr)	1969-02-27

Family

ID=27244472

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE720016D BE720016A (fr)	1967-08-28	1968-08-27

Country Status (7)

Country	Link
US (2)	US3646149A (fr)
BE (1)	BE720016A (fr)
CH (1)	CH478787A (fr)
DE (1)	DE1793308B1 (fr)
FR (1)	FR1541746A (fr)
GB (1)	GB1200525A (fr)
NL (1)	NL6811850A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2534807C3 (de) *	1975-08-05	1978-07-13	Basf Ag, 6700 Ludwigshafen	Verfahren zur Herstellung von Echinenon
CA1058626A (fr) *	1975-08-05	1979-07-17	Joachim Paust	Fabrication de la canthazanthine
DE2657477C2 (de) *	1976-12-18	1985-01-24	Basf Ag, 6700 Ludwigshafen	Verfahren zur Herstellung von Canthaxanthin
DE2704406A1 (de) *	1977-02-03	1978-08-10	Basf Ag	Verfahren zur einfuehrung einer carbonylgruppe in einen cyclohexenring
US5258559A (en) *	1990-11-27	1993-11-02	Hoffmann-La Roche Inc.	Process for the preparation of [1R-(1β(R*), 3aα, 4β, 7aβ)] octahydro-1-(5-hydroxy-1,5-dimethylhexyl)-7a-methyl-4H-inden-4-one
DE10225856A1 (de) *	2002-06-11	2004-01-08	Degussa Ag	Verfahren zur Herstellung von Canthaxanthin
CN100494145C (zh) *	2005-12-08	2009-06-03	广州智特奇生物科技有限公司	一种斑蝥黄质的制备方法
CN103274980A (zh) *	2013-05-28	2013-09-04	浙江工业大学	一种氧化β-胡萝卜素制备斑蝥黄的方法
CN115073340B (zh) *	2022-06-28	2024-04-09	万华化学集团股份有限公司	一种角黄素的合成方法

1967
- 1967-08-28 FR FR119189A patent/FR1541746A/fr not_active Expired
1968
- 1968-08-20 NL NL6811850A patent/NL6811850A/xx unknown
- 1968-08-23 US US754996A patent/US3646149A/en not_active Expired - Lifetime
- 1968-08-27 BE BE720016D patent/BE720016A/xx not_active IP Right Cessation
- 1968-08-27 CH CH1281668A patent/CH478787A/fr not_active IP Right Cessation
- 1968-08-28 GB GB41181/68A patent/GB1200525A/en not_active Expired
- 1968-08-28 DE DE19681793308 patent/DE1793308B1/de active Pending
1971
- 1971-06-18 US US00154612A patent/US3790635A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
FR1541746A (fr)	1968-10-11
GB1200525A (en)	1970-07-29
NL6811850A (fr)	1969-03-04
US3790635A (en)	1974-02-05
US3646149A (en)	1972-02-29
DE1793308B1 (de)	1972-03-09
CH478787A (fr)	1969-09-30

Publication	Publication Date	Title
AU5765369A (fr)	1971-02-11
AT298283B (fr)	1972-03-15
AU416737B2 (fr)	1971-09-03
AU2277767A (fr)	1968-12-12
AU342066A (fr)	1968-09-19
AU2256867A (fr)	1968-12-05
AU2977667A (fr)	1969-05-22
AU2116667A (fr)	1969-04-03
AU610966A (fr)	1968-11-28
AU3189468A (fr)	1969-07-10
AU2454867A (fr)	1969-01-16
AU3151267A (fr)	1968-01-08
AU2528767A (fr)	1970-01-08
AU97666A (fr)	1968-08-01
BE692198A (fr)	1967-06-16
AU25066A (fr)	1968-07-11
AU2406369A (fr)	1969-01-09
AU23366A (fr)	1968-07-11
AU34866A (fr)	1968-07-04
AU408412B2 (fr)	1970-11-23
BE711472A (fr)	1968-08-29
AU459699A (fr)	1975-04-10
AU1763766A (fr)	1968-08-15
AU1677166A (fr)	1968-07-25
BE710396A (fr)	1968-06-17

Legal Events

Date	Code	Title	Description
1988-01-01	RE20	Patent expired	Owner name: RHONE-POULENC S.A. Effective date: 19880827

Date

Code

Title

Description

1988-01-01

RE20

Patent expired

Owner name: RHONE-POULENC S.A.

Effective date: 19880827