AINGEA DEBRA,BUTTERS MICHAEL,MERIFIELD ERIC,RAMAKRISHNAN RAVI,RAYAPATI RAVI NAIDU,SHARMA PARHALAD RAY,THOMSON COLIN
申请号：
IN400/CHENP/2012
公开号：
IN2012CN00400A
申请日:
2012.01.11
申请国别(地区):
IN
年份:
2013
代理人:
摘要：
The invention relates to compounds of formula (X)� and salts thereof� and their use as intermediates in improved manufacturing processes for the synthesis of pharmaceutical compound of formula (I): X is =0� =N-0H or =N-OC(O)Me Y is hydrogen� PhS- or p-chlorophenylsulfanyl Z is hydrogen or -CH2COOR1 wherein R1 is selected from hydrogen� optionally substituted hydrocarbyl and optionally substituted heterocyclyl.
