Carboxylation of compounds

Details Carboxylation of compounds Carboxylation of compounds

1971-02-03

1976-05-04

Gerstl, Robert

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260533N, 260533R, C07C 5115

Patent

active

039548503

ABSTRACT:
Method of carboxylating a compound of the group of R-C.tbd.CH, RCH.sub.2 CN, indene, cyclopentadiene or fluorene, where R is hydrocarbyl, comprising contacting said compound with carbon dioxide under substantially anhydrous conditions in the presence of a base of the formula: ##SPC1##
Where X is sodium or potassium, R.sup.1 is hydrogen or alkyl and subsequently acidifying the resultant reaction product to form the carboxylated product.

REFERENCES:
patent: 2781397 (1957-02-01), Wiese et al.
patent: 3275686 (1966-09-01), Kurtz
Kracch et al., Organic Name Reactions, pp. 273-274 (1964).

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