Process for producing 4-homoisotwistane-3-carboxylic acid

Details Process for producing 4-homoisotwistane-3-carboxylic acid Process for producing 4-homoisotwistane-3-carboxylic acid

1983-07-18

1986-04-29

Trousof, Natalie

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acids and salts thereof

C07C 6112

Patent

active

045858934

ABSTRACT:
An industrially advantageous process for producing 4-homoisotwistane-3-carboxylic acid.
According to the invention, tricyclo[5.2.1.0.sup.2,6 ]dec-8-yl-methylformate (II) is contacted with an inorganic strongly acidic catalyst to obtain 4-homoisotwistane-3-carboxylic acid (I). ##STR1##

REFERENCES:
patent: 4002674 (1977-01-01), Inamoto et al.
patent: 4002690 (1977-01-01), Inamoto et al.
patent: 4070540 (1978-01-01), Inamoto et al.
Inorganic Synthesis, vol. 2, 1946, pp. 81-85; Gilliland et al.
Chemical Abstracts, vol. 87, Abstract No. 117638b (1977).
Chemical Abstracts, vol. 87, Abstract No. 52882e (1977).
Chemical Abstracts, vol. 84, Abstract No. 179769s (1976).
N. Takaishi et al., "Functionalizations and Bridgehead Reactivity of 4-Homoisotwistane (Tricyclo [5,3,1,033,8]Undecane), Synthesis of 3-Substituted Derivatives", Journal of the Chem. Society, Chem. Communications, No. 10, May 21, 1975, pp. 371-372.
The Merck Index, 1976, 1819, Carbon Monoxide, pp. 231-232.

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