Maytansinoids
First Claim
Patent Images
1. A compound of the formula:
- ##STR12## wherein R represents --CO--CH3, --CO--CH2 --CH3, ##STR13##
1 Assignment
0 Petitions
Accused Products
Abstract
Novel Antibiotic C-15003PND, which has the formula: ##STR1## wherein R represents hydrogen, --CO--CH3, --CO--CH2 --CH3, ##STR2## is produced by cultivating a microorganism of the genus Nocardia. The Antibiotic C-15003PND wherein R is acetyl, propionyl, isobutyryl or isovaleryl is useful for an antifungal, antiprotozoal or antitumor agent and Antibiotic C-15003PND wherein R is hydrogen is useful for an intermediate thereof.
304 Citations
5 Claims
-
1. A compound of the formula:
- ##STR12## wherein R represents --CO--CH3, --CO--CH2 --CH3, ##STR13##
- View Dependent Claims (2, 3, 4, 5)
Specification