C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/104.3
C07D 501/36 (2006.01) A61K 31/54 (2006.01) A61K 31/545 (2006.01) C07D 501/12 (2006.01) C07D 501/46 (2006.01) C07D 501/04 (2006.01)
Patent
CA 1102309
ABSTRACT OF THE DISCLOSURE The N,N-dimethylacetamide adduct of 7-[D(-)- .alpha.-(4-ethyl-2,3-dioxo-1-piperazinecarboxamido)-.alpha.-(4- hydroxyphenyl)acetamido]-3-[5-(1-methyl-1,2,3,4-tetra- zolyl)thiomethyl]-.DELTA.3-cephem-4-carboxylic acid, a process for the production thereof, and a process for producing said acid and a pharmaceutically acceptable salt thereof through said adduct.
312056
Hayashi Kenshin
Kutani Chiaki
Momonoi Kaishu
Saikawa Isamu
Takakura Isamu
Marks & Clerk
Toyama Chemical Co. Ltd.
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