EP 1075479 A1 20010214 - A METHOD FOR CRYSTALLIZING A BETA-LACTAM ANTIBIOTIC
Title (en)
A METHOD FOR CRYSTALLIZING A BETA-LACTAM ANTIBIOTIC
Title (de)
EIN VERFAHREN ZUR KRISTALLISIERUNG VON EINEM BETA-LACTAM-ANTIBIOTIKUM
Title (fr)
PROCEDE DE CRISTALLISATION D'UNE BETA-LACTAMINE
Publication
Application
Priority
- EP 99917236 A 19990427
- EP 98201398 A 19980429
- NL 9900246 W 19990427
Abstract (en)
[origin: WO9955710A1] The invention relates to a method for crystallizing a beta -lactam, wherein the beta -lactam is crystallized from a nitric acid solution.
IPC 1-7
IPC 8 full level
C07D 499/00 (2006.01); C07D 499/20 (2006.01); C07D 501/00 (2006.01); C07D 501/12 (2006.01)
CPC (source: EP KR)
C07D 499/00 (2013.01 - EP KR); C07D 501/00 (2013.01 - EP KR)
Citation (search report)
See references of WO 9955710A1
Designated contracting state (EPC)
AT BE ES FR GB IT NL
DOCDB simple family (publication)
WO 9955710 A1 19991104; AU 3539599 A 19991116; BR 9910085 A 20001226; CN 1298408 A 20010606; EP 1075479 A1 20010214; ID 26418 A 20001221; KR 20010043038 A 20010525; PE 20000879 A1 20000923; TR 200003131 T2 20010122
DOCDB simple family (application)
NL 9900246 W 19990427; AU 3539599 A 19990427; BR 9910085 A 19990427; CN 99805572 A 19990427; EP 99917236 A 19990427; ID 20002187 A 19990427; KR 20007011901 A 20001026; PE 00031599 A 19990416; TR 200003131 T 19990427