Piperazinone, piperazine, 1,4-diazepin-2-one and 1,4-diazepine i

Details Piperazinone, piperazine, 1,4-diazepin-2-one and 1,4-diazepine i Piperazinone, piperazine, 1,4-diazepin-2-one and 1,4-diazepine i

Filed on

1984-04-10

Date issued

1985-08-13

Examiner

Daus, Donald G.

Patent Class

Chemistry of carbon compounds

SubClass

Miscellaneous organic carbon compounds

SubSubClass

C-metal

Other Related Categories

544373, 544384, 544388, 544399, 548228, 260239BC, C07D21000

Type

Patent

Status

active

Patent number

045348979

Description

ABSTRACT:
The compounds of the following formulas ##STR1## where W is hydrogen, benzyloxycarbonyl, or t-butoxycarbonyl useful as intermediates for preparing piperazine, piperazinone, 1,4-diazepine and 1,4-diazepin-2-one polypeptide compound.

REFERENCES:
patent: 4251438 (1981-02-01), Moon
Nature, 258, 577-579, (1975), vol. 258, Hughes et al.
Can. J. Chem. 48, 163-175, (1970), Genik-Sas-Berezowsky et al.
J. Chem. Soc. (C), 2390, (1971).
Bulletin of Chem. Soc. Jap. 46, 844-851, (1973), Mashihara, Misao et al.
Bull. Chem. Soc. Jap. 46, 3612-3613, (1973), Uchida, H. et al.

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