DK90677C - Process for the preparation of 4,4'-dihydroxy-β-carotene or 4,4'-dihydroxy-15,15'-dehydro-β-carotene or carboxylic acid esters thereof. - Google Patents

Process for the preparation of 4,4'-dihydroxy-β-carotene or 4,4'-dihydroxy-15,15'-dehydro-β-carotene or carboxylic acid esters thereof.

Info

Publication number
DK90677C
DK90677C DK20559A DK20559A DK90677C DK 90677 C DK90677 C DK 90677C DK 20559 A DK20559 A DK 20559A DK 20559 A DK20559 A DK 20559A DK 90677 C DK90677 C DK 90677C
Authority
DK
Denmark
Prior art keywords
carotene
dihydroxy
dehydro
preparation
carboxylic acid
Prior art date
Application number
DK20559A
Other languages
Danish (da)
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Application granted granted Critical
Publication of DK90677C publication Critical patent/DK90677C/en

Links

DK20559A 1958-01-20 1959-01-20 Process for the preparation of 4,4'-dihydroxy-β-carotene or 4,4'-dihydroxy-15,15'-dehydro-β-carotene or carboxylic acid esters thereof. DK90677C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH90677X 1958-01-20

Publications (1)

Publication Number Publication Date
DK90677C true DK90677C (en) 1961-04-04

Family

ID=4347974

Family Applications (1)

Application Number Title Priority Date Filing Date
DK20559A DK90677C (en) 1958-01-20 1959-01-20 Process for the preparation of 4,4'-dihydroxy-β-carotene or 4,4'-dihydroxy-15,15'-dehydro-β-carotene or carboxylic acid esters thereof.

Country Status (1)

Country Link
DK (1) DK90677C (en)

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