Process for preparing an N-substituted carbamoyl-lactam compound

Details Process for preparing an N-substituted carbamoyl-lactam compound Process for preparing an N-substituted carbamoyl-lactam compound

1985-04-15

1986-09-30

Bond, Robert T.

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

Organic compounds

Unsubstituted hydrocarbyl chain between the ring and the -c-...

546243, 548550, 528310, 528319, 540451, C07D22310, C07D21116, C07D20738

Patent

active

046146156

ABSTRACT:
The invention relates to a process for preparing an N-substituted carbamoyl-lactam compound having the formula: ##STR1## by admixing a polyhydroxy compound having the formula R(OH).sub.n with a polyisocyanate having the formula OCH--R'--NCO, wherein said

REFERENCES:
patent: 3245961 (1966-04-01), Fetscher et al.
patent: 3511893 (1969-05-01), Scharffer et al.
patent: 4502821 (1983-07-01), Hodek et al.
Hedercik et al., "A New RIM System from Nylon 6 Block Co-polymers: Chemistry and Structure", AIChe Nat. Summer Meeting, Detroit, Mich. (8/81).
Allen et al., "Caprolactam Based Block Copolymers Using Polymeric Activators" Die Angewandte Makromolekulare Chemie, vol. 58/59 No. 844, pp. 321-343 (1977).

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