CAS 723-46-6 Pharmaceutical Intermediates Sulfamethoxazole

CAS 723-46-6 Pharmaceutical Intermediates SulfamethoxazoleProduct Description
CAS NO
723-46-6
Cate
Pharmaceutical Material
Product Name
Sulfamethoxazole
molecular formula
C10H118N3O3S
Molecular Weigh
253.28
Structural Formula
Standard
BP98/BP2000/CP2000/USP24/26
Package
25kg/Drum
Specification
Appearance: White or yellowish white powder
Melting point: 168-172
Assay: ≥ 99.0%-101%
Loss on drying:≤0.50%
Realted substances:≤0.5%
Usage
A kind of pharmaceatical raw material used for medicine co.trimoxazole,cotrimazine
Globaxol,methoxasol.
Certificate of analysis: INDEX
SPECIFICATION
RESULTS
CHARACTERS
A WHITE OR ALMOST WHITE CRYSTALLINE POWDER
ALMOST WHITE CRYSTALLINE POWDER
IDENTIFICATIONB:IR
AS PER THE SPECTRUM OF SULFAMETHOXAZOLE CRS(2.2.24)
COMPLIES
C:TLC
AS PER BP 2002
COMPLIES
D:CHEMICAL TEST
GIVE REACTION OF PRIMARY AROMATIC AMINES(2.3.1)
COMPLIES
TESTTHE SOLUTION IS CLEAR(2.2.1)AND NOT MORE INTENSELY COLOURED THAN REFERENCE SOLUTION Y5,BY5 OR GY5(2.2.2 METHODⅡ)
COMPLIES
ACIDITY
NOT MORE THAN 0.3ML OF 0.1M NaOH
0.18ML
RELATED SUBSTANCES BY TLC
≤0.5%(2.2.27)
<0.5%
HEAVY metaLS
≤20PPM(2.4.8)
<20PPM
LOSS ON DRYING
≤0.5%(2.2.32)
0.09%
SULFATED ASH
≤0.1%(2.4.14)
0.04%
ASSAY% ON DRIED BASIS
99.0%~101.0%<2.5.8>
100.1%Related Products
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723-46-6 Pharmaceutical Intermediates Sulfamethoxazole