Preparation of alkenoyl isocyanates

Details Preparation of alkenoyl isocyanates Preparation of alkenoyl isocyanates

1986-05-13

1988-09-06

Daus, Donald G.

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

Organic compounds

Isocyanate esters

548226, 560336, 560338, C07D11804, C07D26308

Patent

active

047694858

ABSTRACT:
A process for preparing alkenoyl isocyanates of the formula: ##STR1## wherein R is a hydrogen atom or a lower alkyl group which comprises subjecting an oxazolinedione hydrohalide of the formula: ##STR2## wherein X is a halogen atom and R is as defined above to decomposition under an ordinary pressure, in the presence of a hydrogen halide-eliminating agent and/or in a liquid medium having a dielectric constant of not more than 4.

REFERENCES:
patent: 3155700 (1964-11-01), Steyermark
patent: 3709895 (1973-01-01), Kohlhaupt et al.
Gorbatenko et al., CA 84-30365z.
Speziale et al., CA 64-9577c.
Speziale et al., CA 64-5027c.
Speziale et al., CA 59-3903h.
Carelli et al., CA 56-10028i.
Kricheldorf et al., CA 98-107732r.
Urano et al., CA 103-124076u.
Lieser et al., Chem. Ber., 84, 4 (1951).
Diefenbach et al., Die Makromolekulare Chemie 131, 247 (1970).
Speziale et al., J. Org. Chem. 27, 3742 (1962).
Speziale et al., J. Org. Chem. 28, 1805 (1963).
Speziale et al., J. Org. Chem. 30, 4306 (1965).

Affiliated with

Also associated with

Rating

Preparation of alkenoyl isocyanates does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Preparation of alkenoyl isocyanates, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Preparation of alkenoyl isocyanates will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1607887