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keyword:Cyclic acid,Diphenylmethyl7-(3,5-di-tert-butyl-4-hydroxybenzylideneamino)-3-[[(1-methyl-1H-tetrazol-5-yl)thio]methyl]-3-cephem-4-carboxylate,Levofloxacin Lactate,Pivalaldehyde,Pyruvic aldehyde dimethyl acetal,Rifamycin-O,Rifaximin,
     
 

Cyclic acid
Pivalaldehyde		 Pyruvic aldehyde dimethyl acetal Rifamycin-O Rifaximin

 
 

Cyclic acid(The Intermediate of d-Biotin)

Chemical Name:1,3-Dibenzyl-2-imidazolidone-cis-4,5-dicarboxylic acid

CAS NO.:[59564-78-2]

Structure:

Introduction:

An intermediate of D-biotin, the throughput is 500kt/y.

Specification:
 
 

Appearance

white or yellowish white crystalline powder

HPLC Assay

≥98.0%

Melting point

170-179°C

Loss on drying

≤0.5%



       


 
main product:　pivalaldehyde, rifamycin-o, rifaximin