Germaazaspirodiones

Details Germaazaspirodiones Germaazaspirodiones

1979-09-27

1983-01-25

Daus, Donald G.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07F 730

Patent

active

043704859

ABSTRACT:
Novel high purity crystalline forms of dialkylgermaazaspirodiones, their preparation and their use in an improved process for the preparation of high purity dialkylgermaazaspiranes and their acid addition salts is disclosed.

REFERENCES:
patent: 3825546 (1974-07-01), Rice
Lachman et al., The Theory and Practice of Industrial Pharmacy, pp. 4 & 5, 2nd Ed., Lea & Febiger, Phila., 1976.

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