Preparation of (107 -substituted urethano alkylcarboxylates)

Details Preparation of (107 -substituted urethano alkylcarboxylates) Preparation of (107 -substituted urethano alkylcarboxylates)

1993-02-05

1994-04-05

Shippen, Michael L.

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

Organic compounds

Carboxylic acid esters

560 24, 560 32, 560115, 560162, 560163, C07C26100

Patent

active

053006780

ABSTRACT:
A process for the preparation of a .omega.-(O-substituted urethano)alkylcarboxylate, wherein a lactam having from 4 to 9 ring members, which can have alkyl, alkenyl, cycloalkyl, or aralkyl groups containing up to 12 carbon atoms as substituents, is reacted with a carbonic diester of an alkanol, alkenol, cycloalkanol, or aralkanol containing up to 16 carbon atoms, at a temperature of from 25.degree. to 300.degree. C. in the presence of a catalytically effective amount of a base.

REFERENCES:
patent: 3078301 (1963-02-01), Taub
J. Org. Chem. 1983, 48, 2424-2426, Aust. J. Chem., 1976, 29, 2651-65, Central Nervous System Active Compounds . . .

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