中间体

5 H-[1]- benzopyran [2,3- b] pyridine

2-(4-ethyl-3-iodophenyl)-2-Methylpropanoic acid

2H-Thiopyran-4-carboxylicacid,tetrahydro-(9CI)

1,1-Dioxo-hexahydro-1l6-thiopyran-4-carboxylic acid

4-(1,2,4-oxadiazol-3-yl)Benzenamine

Ertapenem side chain

Biopenem side chain

Doripenem side chain

Side Chain of Tebipenem pivoxil

3-Hydroxyazetidine Hydrochloride

3,4-diphenylsulfonyl-1,2,5-oxadiazole-2-oxide

3-phenylsulfonyl-4-(3-hydroxypropoxy)-1,2,5-oxadiazole-2-oxide

3-phenylsulfonyl-4-[3-(3-carboxypropoxy) propoxy ]-1,2,5-oxadiazole-2-oxide

5-chloropyrazole [1,5- a] pyrimidine-3-formaldehyde]

5-Chloropyrazolo[1,5-a]pyrimidine-3-carbonitrile

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