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Home > CAS No. Inquiry > 53716-49-7

53716-49-7

[CAS Name] carprofen

[Formula] C15H12ClNO2

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Basica Info

[CAS Name]carprofen
[Alias](+/-)-6-chloro-alpha-methylcarbazole-2-acetic acid; 2-(6-chloro-9H-carbazol-2-yl)propanoic acid
[Number]53716-49-7
[EINECS]258-712-4
[Formula]C15H12ClNO2
[Molecular weight]273.7143

[Boiling point]509.1°C at 760 mmHg
[Density]3.45E-11mmHg at 25°C
[Flash point]261.7°C

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Jinan Jinda Pharmaceutical Chemistry Co.,Ltd.

Appearance: White crystalline powder; No visible evidence of contamination by foreign matter. Loss on drying:Not More Than 0.5% Residue on lgnition: Not More Than 0.1%Heavy metals:Not more than 20ppmSingle unknown impurities: ≤ 0.1%Single known impurities: ≤ 0.5% Total impurities:Not More Than 1.0% Assay:98.0% to 102.0% on the dried basis

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Arshine Group Co.,Ltd.

Product name:Carprofen
CAS#:53716-49-7
Molecular formula:C15H12ClNO2
Purity:99% min
Appearance:Off-White Crystalline

1. Specification of Carprofen

Items	Specifications	Results
Appearance	White or almost white crystalline powder	Conforms
Identification	Infrared absorption spectrum corresponds to that of the reference standard	Conforms
Appearance of solution	The solution is clear and not more than intensely coloured than reference solution BY3	Conforms
Loss on drying	Not more than 0.5%	0.23%
Sulphated ash	Not more than 0.1%	0.07%
Heavy Metals	Not more than 0.002%	Conforms
Related substances
Unspecified impurities	Not more than 0.2%	0.17%
Total impurities	Not more than 0.5%	0.39%
Assay	98.5%~101.5% on the dried basis	99.30%
Residual solvents
Acetone	Not more than 5000ppm	Not detected
Organic Volatile impurity
Methylene Chloride	Not more than 500ppm	Not detected
Conclusion	The results can conform to EP6