Process for the production of .omega.-amino-1-hydroxyalkylidene-

Details Process for the production of .omega.-amino-1-hydroxyalkylidene- Process for the production of .omega.-amino-1-hydroxyalkylidene-

1981-04-16

1983-10-04

Evans, J. E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

252180, C07F 938

Patent

active

044077610

ABSTRACT:
A process for the preparation of a .omega.-amino-1-hydroxyalkylidine-1,1-biphosphonic acid of the formula ##STR1## wherein n is an integer from 3 to 5, consisting essentially of the steps of
reacting an aminocarboxylic acid of the formula

REFERENCES:
patent: 4054598 (1977-10-01), Blum et al.
patent: 4267108 (1981-05-01), Blum et al.
patent: 4267108 (1981-05-01), Blum et al.
patent: 4304734 (1981-12-01), Jary et al.
patent: 4327039 (1982-04-01), Blum et al.
Bulletin of Academy of Sciences of the USSR vol. 27, No. 2, Pt. 2 (1978.02).
M. I. Kabachnik et al. "Synthesis and Acid-Base and Complexing Properties of Amino-Substituted .alpha.-Hydroxyalkylidenediphosphonic Acids" pp. 374-377.

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