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API/Intermediates

5-Cyanophthalide
CAS NO
HS Code
Molecular Formula C9H5NO2
Molecular Weight ‎159.14 g/mol
Applications 1,3-Dihydro-1-oxo-5-isobenzofurancarbonitrile,
5-Cyano-3H-isobenzofuranone
Packing Available
TEST SPECIFICATION RESULT
Description White to off white colored powder Complies
Identification by HPLC The retention time of the Principal peak in sample
chromatogram should match with that of the principal
peak in the chromatogram obtained with working standard
in purity by "HPLC" test.
Complies
Melting Range 200.0 - 205.0℃ 201.3 - 203.9℃
Solubility Soluble in Dimethyl formamide Complies
Water by KF (% w/w) Not more than 0.20% w/w 0.11%
Loss on drying Not more than 0.50% w/w 0.13%
Purity by HPLC
  1. Any Single Impurity
  2. Total Impurities
Not less than 99.00%
Not more than 0.30%
Not more than 1.0%
99.58%
0.12%
0.42%
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