Hubei Teyer Pharmaceutical Co., Ltd.  
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Name : Captopril
Content :

Product Name: Captopril

Chemical Name: (2S)-1-(3-Mercapto-2-methylpropionyl)-L-proline ;(S,S)-1-(D-3-Mercapto-2-methyl-1-oxopropyl)-L-proline.
CAS: 62571-86-2
Molecular Formular: C9H15NO3S
Molecular Weight: 217.28
Structure:

 

Specifications: Conforms to standard USP37

Quality Standard : USP37
Assay:         ≥98.0%
Melting Point:         104-110ºC
Loss on drying:         1.0%
Residue on ignition:         0.1%
Heavy metals:         20ppm
Disulfide          
 Not more than 1.0% 
Single unknown impurity       
Not more than 0.2%
Specific rotation:      
-125° ~ -134°

Appearance: White to off-white crystalline power

 Use: The product is used as anti- hypertension medicament.
 Packaging and Storage: 25kg cardboard drum lined with 2-ply PE bags, stored in tightly-closed container at room. Protect from moisture. Net weight 25KG\drum

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