Benzodiazepine derivatives

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United States of America Patent

PATENT NO 8809320
SERIAL NO

13774059

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Abstract

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The invention relates to novel benzodiazepine derivatives with antiproliferative activity and more specifically to novel benzodiazepines of formula (I) and (II), in which the diazepine ring (B) is fused with a heterocyclic ring (CD), wherein the heterocyclic ring is bicyclic or a compound of formula (III), in which the diazepine ring (B) is fused with a heterocyclic ring (C), wherein the heterocyclic ring is monocyclic. The invention provides cytotoxic dimers of these compounds. The invention also provides conjugates of the monomers and the dimers. The invention further provides compositions and methods useful for inhibiting abnormal cell growth or treating a proliferative disorder in a mammal using the compounds or conjugates of the invention. The invention further relates to methods of using the compounds or conjugates for in vitro, in situ, and in vivo diagnosis or treatment of mammalian cells, or associated pathological conditions.

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Patent Owner(s)

Patent OwnerAddress
IMMUNOGEN INC830 WINTER STREET WALTHAM MA 02451

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chari, Ravi V J Newton, US 102 3814
Fishkin, Nathan Elliott Weymouth, US 20 264
Li, Wei Acton, US 2021 12699
Miller, Michael Louis Framingham, US 58 750
Zhao, Robert Yongxin Lexington, US 71 1112

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