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    舒必利中间体 CAS号:33045-52-2

  • CAS No. :33045-52-2
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舒必利中间体 CAS号:33045-52-2

2-甲氧基-5-磺酰胺苯甲酸甲酯

2-Methoxy-5-sulfamoylbenzoic Acid Methyl Ester

Chemical Name

2-Methoxy-5-sulfamoylbenzoic Acid Methyl Ester  

CAS No.

33045-52-2

Molecular Formula

C9H11NO5S

Molecular Weight

245.25

Molecular Structure

1B6CA3EAD28C4A59B9479264FE2CEE65.gif


Shelf Life

3 years

Storage

Keep in well-closed container, protected from light

Usage

Intermediate of Sulpiride


SPECIFICATION

ITEMS

SPECIFICATION

Appearance

White crystalline powder

Identification

Positive

Melting Point

172.0 ~ 178.0℃

Loss on Drying

≤0.5%

Sulphated Ash

≤0.1%

Iron Salt

≤15ppm

TLC (366nm)

No Spots

Filtration Test

No particles remains and the filter remains white to slightly gray

MSB-acid (HPLC)

≤0.3%

MSB Ethyl Ester (HPLC)

≤0.2%

Amide Impurities

≤0.3%

Other Impurities

≤0.1%

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