Appearance & Physical
State:
White or llight yellowish powder
Density:
1.45
Melting Point:
124-132ºC
Boiling Point:
686.8ºC at 760 mmHg
Flash Point:
369.2ºC
certificate of analysis
Product Name:
(4-NITROBENZYL (2S,4S)-4-ACETYLTHIO-2-(N-SULFAMOYL-N-
(TERT-BUTOXYCARBONYL) AMINO) CARBOXYLATE) o] benzoic acid
CAS NO: 491878-06-9
Batch No.: 20091212A
MFG Date: Dec.12.2009
Analysis Date:Dec.13.2009
TEST
SPECIFICATION
RESULT
Appearance
slightly yellow to white crystalline powder
Confirm
Melting point
130-139??
135~138??
Heavy metals
Not more than10ppm
Confirm
Loss on drying
Not more than 0.5%w/w
0.34%
Assay(HPLC)
Not less than 98.5%
98.84%
Individual Impurity
0.5% max
0.14%
Total Impurity
1.5% max
1.16%
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