Process for the preparation of dialkyltin dialkoxide from alkyl

Details Process for the preparation of dialkyltin dialkoxide from alkyl Process for the preparation of dialkyltin dialkoxide from alkyl

1995-02-10

1998-06-02

Wood, Elizabeth D.

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Organic compound containing

502161, 502162, 502170, 502171, 556 88, 556 89, B01J 3100

Patent

active

057599416

ABSTRACT:
A process for making a catalyst product which comprises reacting dialkyltin oxide with an alcohol and the corresponding alkyl carbamate at a temperature in the range between about 160 to 190.degree. C. and at an autogenous pressure, wherein the catalyst product comprises dialkyltin dialkoxide in the range between about 50 to 100 mole % based on the tin species of the catalyst product.

REFERENCES:
patent: 2583084 (1952-01-01), Burt
patent: 2700675 (1955-01-01), Mack et al.
patent: 2727917 (1955-12-01), Mack et al.
patent: 3492327 (1970-01-01), Davies
patent: 5545600 (1996-08-01), Knudsen et al.
Davies et al., "Organotin Chemistry. Part XI. The Preparation of Organotin Alkoxides", Journal of Chemical Society, 1971, pp. 3972-3976, no month available.
M.G. Voronkov and Yu P. Romadan, New Method for the Synthesis of Dialkyoxydialkyltins, Zhurnal Obshchei Khimii, vol. 39, No. 12, pp. 2785-2786, Dec. 1969.

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