PRODUCT NAME: Bosentan USP Related Compound E
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	BOA-002
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	6292-59-7
Mol. Formula	C10H15NO2S
Molecular Wt	213.3 g/mol
IUPAC	(4-(Tert-butyl)benzenesulfonamide)
Synonyms	Bosentan Monohydrate - Impurity E (EP/BP) (As per EP Monograph 37.3); 4-tert-Butylbenzenesulfonamide; 4-(1,1-Dimethylethyl)benzenesulfonamide; p-tert-butyl-Benzenesulfonamide; 4-tert-Butylbenzenesulfonamide; 4-(1,1-Dimethylethyl)benzenesulfonamide; p-tert-butyl-Benzenesulfonamide; Bosentan Related Compound E
Long Term Storage Condition	cool, dry place (20–25 °C preferred)
Handling instruction	Sample COA

Test	Results
Appearance	White to off-white crystalline powder
Water content by KF/TGA	Sample COA
% Potency = [100 - (Water content by KF)] X HPLC Purity)] / 100	Sample COA
Identification by HNMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Solubility
Purity	NLT 98%
Analysis Date (Release Date)	Sample COA
Attachments	Sample COA
Other Information	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption