4,5-Carbamates of fortimicin B

Details 4,5-Carbamates of fortimicin B 4,5-Carbamates of fortimicin B

1979-09-26

1981-06-23

Lee, Mary C.

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

Organic compounds

Carbohydrates or derivatives

424180, 548221, C07D41312

Patent

active

042751934

ABSTRACT:
Fortimicin B-4,5-carbamates represented by the formula: ##STR1## wherein R is hydrogen or an amine-protecting group; R.sub.1 is hydrogen or an amine-protecting group; R.sub.2 is hydrogen or loweralkoxycarbonyl; and R.sub.4 is hydrogen or loweralkoxycarbonyl. The compounds are useful as intermediates in the preparation the 2-epi-fortimicins.

REFERENCES:
patent: 4065616 (1977-12-01), Umezawa et al.
patent: 4091032 (1978-05-01), Tadanier et al.
patent: 4155902 (1979-05-01), Tadanier et al.
patent: 4169198 (1979-09-01), Martin et al.
patent: 4169942 (1979-10-01), Mochide et al.
patent: 4176178 (1979-11-01), Martin et al.

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