JPS53124692A - Preparation of maytansinol, maytansine, and maytansinol, propionate - Google Patents
Preparation of maytansinol, maytansine, and maytansinol, propionateInfo
- Publication number
- JPS53124692A JPS53124692A JP3788577A JP3788577A JPS53124692A JP S53124692 A JPS53124692 A JP S53124692A JP 3788577 A JP3788577 A JP 3788577A JP 3788577 A JP3788577 A JP 3788577A JP S53124692 A JPS53124692 A JP S53124692A
- Authority
- JP
- Japan
- Prior art keywords
- maytansinol
- maytansine
- propionate
- preparation
- cultivation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Compounds Of Unknown Constitution (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3788577A JPS53124692A (en) | 1977-04-01 | 1977-04-01 | Preparation of maytansinol, maytansine, and maytansinol, propionate |
US05/811,442 US4151042A (en) | 1977-03-31 | 1977-06-29 | Method for producing maytansinol and its derivatives |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3788577A JPS53124692A (en) | 1977-04-01 | 1977-04-01 | Preparation of maytansinol, maytansine, and maytansinol, propionate |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53124692A true JPS53124692A (en) | 1978-10-31 |
Family
ID=12509987
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3788577A Pending JPS53124692A (en) | 1977-03-31 | 1977-04-01 | Preparation of maytansinol, maytansine, and maytansinol, propionate |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53124692A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE39151E1 (en) | 2000-08-18 | 2006-06-27 | Immunogen, Inc. | Process for the preparation and purification of thiol-containing maytansinoids |
US7432088B2 (en) | 2003-05-08 | 2008-10-07 | Immunogen Inc. | Methods for the production of ansamitocins |
-
1977
- 1977-04-01 JP JP3788577A patent/JPS53124692A/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE39151E1 (en) | 2000-08-18 | 2006-06-27 | Immunogen, Inc. | Process for the preparation and purification of thiol-containing maytansinoids |
US7432088B2 (en) | 2003-05-08 | 2008-10-07 | Immunogen Inc. | Methods for the production of ansamitocins |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS53113032A (en) | Immune depresants | |
JPS53121998A (en) | Preparation of maytansiol, maytansine and maytansinol propionate | |
JPS53145984A (en) | Preparation of vitamin b12 by fermentation | |
JPS53124692A (en) | Preparation of maytansinol, maytansine, and maytansinol, propionate | |
JPS53147051A (en) | 1alpha-hydroxy-24-dehydro-vitamin d3 and its preparation | |
JPS5350397A (en) | Preparation of 4-hydroxycyclopent-2-ene-1-one | |
JPS51125787A (en) | Method for cultivating and processing of mashrooms | |
JPS5341482A (en) | Preparation of marine methanol-assimilable bacterial cells | |
JPS5428893A (en) | Preparation of sarcosine oxidase | |
JPS5266691A (en) | Preparation of carcinostatic agent | |
JPS5417182A (en) | Preparation of choline-oxidase | |
JPS52134094A (en) | Preparation of pseudo-oxynicotine | |
JPS5344690A (en) | Preparation of d-n-carbamylphenylglycine and its substituted derivatives | |
JPS5381698A (en) | Tobacco having improved taste | |
JPS539391A (en) | Preparation of cholesterol esterase | |
JPS53127892A (en) | Preparation of alpha-methyl-l-dopa | |
JPS5391190A (en) | Preparation of 5'-ribonucleoside | |
JPS549258A (en) | Epidesmosterol derivatives | |
JPS5359092A (en) | Preparation of d-aminoacylase by actinomycetes | |
JPS5414951A (en) | Preparation of vitamin d derivatives | |
JPS5423194A (en) | Preparation of inosine-5'-monophosphate | |
JPS539393A (en) | Preparation of glutathione | |
JPS53113093A (en) | Preparation of physiological active agent p9-12 | |
JPS53142595A (en) | Preparation of alpha-alanine by fermentation process | |
JPS53124685A (en) | Preparation of antibiotics xk-101-1 and/or xk-101-2 |