Process for production of chenodeoxycholic acid

Details Process for production of chenodeoxycholic acid Process for production of chenodeoxycholic acid

1982-06-18

1984-01-10

Roberts, Elbert L.

Textiles: cloth finishing

2602395, C07J 900

Patent

active

044252730

ABSTRACT:
A process for producing chenodeoxycholic acid of the following formula ##STR1## which comprises reducing a 12-oxocholanic acid tosylhydrazone compound of the following formula ##STR2## wherein R.sub.1 and R.sub.2 are identical or different and each represents an acyl group, Ts represents a tosyl group, and R.sub.3 represents an alkyl group, in an organic acid solvent, and subjecting the reduction product to a hydrolyzing treatment.

REFERENCES:
patent: 4186143 (1980-01-01), Ziegler et al.
Chem. Abstracts (95), 1981, Par. 18753(a) an Abstract of Czech. Pat. to Halaskova, No. 186,067, filed Nov. 15, 1980.

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