Uses: Anti-Alergics

Specification: IP/BP/EP/USP

CAS No: 87848-99-5

Chemical Name: :(E)-6-[(E)-3-(1-pyrrolidinyl)-1-p-tolylpropenyl]-2-pyridineacrylic acid

Appearance :- A white or almost white crystalline powder

Absorption coefficient:- 385-405 nm

Loss on drying:- NMT 0.5%

Residue on lgnition:- NMT0.1%

HEAVY METAL:- NMT 20ppm

Related substances:-

·        Single unknoewn inpurity NMT0.5%

·        Total inpurity:- NMT1.0%

Residual solvents:-

·        Ethanol:- NMT0.4%

·        Acetonitrile:- NMT0.041%

·        Methylene dichloride:- NMT0.06%

·        Ethyl acetate:-NMT0.05%

·        N-hexane:-NMT0.029%

·        Chloroform:-NMT0.006%

·        Tetrahydrofuran:-NMT0.072%

·        1,4-dioxane:-NMT0.038%

Microbial limit:-  

·        Bacteria:-NMT1000CFU/g

·        Mold and yeast:-NMT100CFU/g

·        Escherichin coli:- absent

Assay:-NLT 99.0 % (calcualated on the dried basis)