Pharmaceutical Intermediate Anti-Inflammatory CAS 25122-46-7 Powder Corticosteroid/Clobetasol Propionate

• Customization: Available
• CAS No.: 25122-46-7
• Formula: C25h32clfo5
• Model NO.: NOV118
• EINECS: 246-634-3
• Type: Pharmaceutical Intermediates
• Appearance: Powder
• Quality: Refined
• Colour: White
• Other Name: Clobetasol Propionate
• Weight: 466.97
• Melting Point: 195.5-197°c
• Density: 1.1653 (Estimate)
• Solubility: Practically Insoluble in Water
• Storage: Cool Dry Place
• MOQ: 1kg
• Sample: Available
• Certificate: ISO/GMP/FDA/Cep
• Standard: USP/Bp/Ep
• Color: White
• Shelf Time: 3 Years
• Transport Package: Drum
• Specification: 25kg
• Trademark: Novcare
• Production Capacity: 50000kg/Month

Product Description

Product Name:  Clobetasol Propionate Powder CAS: 25122-46-7
 

Items	Requirements	Result
Appearance	White or almost white crystalline powder	white crystalline powder
Solubility	Practically insoluble in water ,freely soluble in aceton e ,sparingly soluble in ethanol.	Complies
Identification (IR)	Complies with the Standard	Complies
Specific Rotation	+112°~+118°	+116.6°
Related Substances (HPLC)	Impurity E not more than 0.7%	n.d
	Impurity D not more than 0.5%	n.d
	Impurity B not more than 0.3%	0.12%
	Impurity C not more than 0.3%	n.d
	Impurity A not more than 0.2%	n.d
	Impurity L not more than 0.2%	n.d
	Impurity M not more than 0.2%	n.d
	Unspecified impurity not more than 0.10%	0.05%
	Total impurities not more than 2.0%	0.22%
Loss on drying	not more than 0.5%	0.12%
Sulphated ash	not more than 0.1%	0.03%
Assay	97.0%~102.0%	99.7%
Residual Solvent	Not more than 720ppm	N.d
	Not more than 3000ppm	N.d
	Not more than 880ppm	N.d
	Not more than 200ppm	N.d
	Not more than 600ppm	N.d
	Not more than 5000ppm	N.d
	Not more than 5000ppm	144ppm
Storage:	Preserve in tight, light-resistant containers.
Conclusion	The test product complies with the requirements of EP9.