Synthesis of n-epoxypropyl lactams

Details Synthesis of n-epoxypropyl lactams Synthesis of n-epoxypropyl lactams

1986-10-24

1987-12-15

Brust, Joseph Paul

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

540524, 546207, C07D20712, C07D22310, C07D21140

Patent

active

047134631

ABSTRACT:
The single stage process of reacting a lactam with an epihalohydrin in the presence of alkali metal hydroxide and between about 10.sup.-1 and about 10.sup.-4 molar concentration based on lactam of a phase transfer catalyst selected from the group of tetraalkyl ammonium hydrogen sulfate and tetraalkyl ammonium halide.

REFERENCES:
patent: 2520093 (1950-08-01), Gross
patent: 3144417 (1964-08-01), Bailey, Jr. et al.
Dehmlow et al.; "Phase Transfer Catalysis" (1980), pp. 93-98, Weinheim; Deerfield Beach, Fla., Basel.
C.A. 68: 104970m; Sidel' Kovskaya et al. (1968).
C.A. 85: 32745t; Sidel' Kovskaya et al. (1976).
C.A. 77: 152639t; Mukhitdinova et al. (1972).

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