Cefalexin monohydrate, USP grade CAS 23325-78-2

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CAS: 23325-78-2

MF: C₁₆H₁₇N₃O₄S · H₂O

MW: 365.40

Product Description

Cefalexin is a first-generation cephalosporin antibiotic

Product Categories	Antibiotics, Antimicrobials, Beta-Lactam Antibiotics
CAS RN	23325-78-2
Alternative CAS RN	15686-71-2
EC Number	-
MDL Number	MFCD00056877
Storage Temperature	+4°C
Shipping Temperature	Ambient
Harmonised Tariff Code	29419000

Physical Description	White to off-white crystalline powder
Identification	A, B according to USP
pH (5% in water)	3.0 - 5.5
Specific Optical Rotation ([α]20/D)	+149 - +158 ° (c=0.5, pH 4.4, phthalate buffer)
Any Individual Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 5.0%
Water	4.0 - 8.0 %
N,N-Dimethylaniline	To pass test
Crystallinity	Meets the requirements
Assay	950 - 1030 μg/mg (C16H17N3O4S, anhydrous basis)
Pharmacopoeia Specification(s)	USP
Specification Version	1.1

Pictograms
Signal word	Danger
Hazard statements	H317: May cause an allergic skin reaction H334: May cause allergy or asthma symptoms or breathing difficulties if inhaled
Precautionary statements	P261: Avoid breathing dust/fume/gas/mist/vapors/spray. P280: Wear protective gloves/protective clothing/eye protection/face protection. P342+P311: IF experiencing respiratory symptoms: Call a POISON CENTER/doctor/...
Supplementary EUH statements
UN Number	-
WGK	WGK 3
SDS Version	3.0