Description
Diclofenac EP Impurity E is an impurity of Diclofenac, which is a non-selective COX inhibitor used as a non-steroidal anti-inflammatory drug (NSAID).
Synonyms
Diclofenac sodium EP impurity E; Diclofenac potassium EP impurity E; 1,3-dihydro-2H-indol-2-one; 2H-Indol-2-one, 1,3-dihydro-; 1,3-Dihydro-2H-indol-2-one; 2-Indolinone; Oxindole; 2,3-Dihydro-1H-indol-2-one; 2-Indolone; 2-Oxindole; 2-Oxo-2,3-dihydroindole; 2-Oxoindole; 2-Oxoindoline; Indol-2(3H)-one; Indoline-2-one; NSC 274863; Oxindol
IUPAC Name
1,3-dihydroindol-2-one
Canonical SMILES
C1C2=CC=CC=C2NC1=O
InChI
InChI=1S/C8H7NO/c10-8-5-6-3-1-2-4-7(6)9-8/h1-4H,5H2,(H,9,10)
InChIKey
JYGFTBXVXVMTGB-UHFFFAOYSA-N
Flash Point
190.0±18.0 °C
Solubility
Soluble in Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly)
Appearance
Light Brown to Brown Solid
Storage
Store at 2-8°C for short term (days to weeks) or -20°C for long term (months to years)
Definition
ChEBI: An indolinone carrying an oxo group at position 2.
pKa
14.77±0.20(Predicted)
Refractive Index
1.5282 (estimate)
Safety Statements
22-24/25
Uses
Indole analogue; shows pharmacological activity.
Vapor Pressure
0.0±0.7 mmHg at 25°C
Water Solubility
Insoluble