Title:
A COST EFFECTIVE METHOD FOR SELECTIVE METHYLATION OF ERYTHROMYCIN A DERIVATIVES
Document Type and Number:
WIPO Patent Application WO2001087807
Kind Code:
A3
Abstract:
The present invention relates to a cost effective and industrially advantageous process for the selective methylation of a hydroxy group at the 6 position of erythromycin A derivatives.
Inventors:
SALMAN MOHAMMAD (IN)
RAY PURNA CHANDRA (IN)
GANGAKHEDKAR KIRAN KUMAR (IN)
LAL DORWAL HARISH NIRANJAN (IN)
KUMAR NARESH (IN)
RAY PURNA CHANDRA (IN)
GANGAKHEDKAR KIRAN KUMAR (IN)
LAL DORWAL HARISH NIRANJAN (IN)
KUMAR NARESH (IN)
Application Number:
PCT/IB2001/000770
Publication Date:
September 06, 2002
Filing Date:
May 07, 2001
Export Citation:
Assignee:
RANBAXY LAB LTD (IN)
SALMAN MOHAMMAD (IN)
RAY PURNA CHANDRA (IN)
GANGAKHEDKAR KIRAN KUMAR (IN)
LAL DORWAL HARISH NIRANJAN (IN)
KUMAR NARESH (IN)
SALMAN MOHAMMAD (IN)
RAY PURNA CHANDRA (IN)
GANGAKHEDKAR KIRAN KUMAR (IN)
LAL DORWAL HARISH NIRANJAN (IN)
KUMAR NARESH (IN)
International Classes:
C07H17/08; (IPC1-7): C07H1/00
Foreign References:
| US4670549A | 1987-06-02 | |||
| US4672109A | 1987-06-09 |
Other References:
See also references of EP 1283821A4
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