Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1976-06-29
1977-11-01
Daus, Donald G.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
26032629, 26032647, 2603265J, 2603265S, 2603265SF, 26032631, 542415, 542471, C07D48704
Patent
active
040565360
ABSTRACT:
11H-Pyrrolo[2,1-b][3]benzazepin-11-one and derivatives thereof are generally prepared by Friedel-Crafts ring closure of a N-styrylpyrrole-2-carboxylic acid derivative. They are useful intermediates in the synthesis of skeletal muscle relaxants and tranquilizers such as 11-(3-dimethylaminopropylidene)-2-cyano-11H-pyrrolo[2,1-b][3]benzazepine.
REFERENCES:
cooper et al., Tet. Letters 45, 4321-4324 (1971).
Huisgen et al., Chem. Ber. 93, 65-81 (1960).
Weinstein et al., J. Organic Chem. 41, 875-878 (1976).
Atkinson Joseph G.
Belanger Patrice C.
Britcher Susan F.
Rooney Clarence S.
Berch Mark L.
Daus Donald G.
Merck & Co. , Inc.
Nicholson William H.
Westlake, Jr. Harry E.
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