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CHINESE
 
 
 
 
 
 
 
 
 
Non-ion Contrast Agent Series
 
 
Levofloxacin and Intermediates
 
 
APIs
 
 
Protective Amino-acid Series
 
 
Cephalosporin Nucleus Series
 
 
Tetrazole Series
 
 
Cephalosporin Side Chains and Other Intermediates
 
 
 
HOME > PRODUCTS CENTER > PRODUCTS  
 
    Cephalosporin Side Chains and Other Intermediates
[ 3,4-Dihydro-6-Hydroxy-2(1H)-Quinolinone ]
6-HQ   CAS No. 54197-66-9
 
 
 
1. Structure:
 
 

2. Molecular Formula: C9H9NO2
3. Molecular Weight: 163.17

 
 
4. Specifications:
 
 

Appearance

Off-White crystalline powder

 
Assay(HPLC)(on dry basis)
≥98.5%
 
Melting Point
229 ~ 237°C
 
Water (K.F.)
≤ 0.5%
 
Heavy metals
≤ 30ppm
 
5. Usage: Intermediate for cilostazol
6. Packing: 25 kg/drum