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2,3-Dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazole-4-carboxylic acid
[CAS# 83-10-3]

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Identification
Name 2,3-Dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazole-4-carboxylic acid
Synonyms 4-Antipyrinecarboxylic acid; NSC 59834
Molecular Structure CAS # 83-10-3, 2,3-Dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazole-4-carboxylic acid, 4-Antipyrinecarboxylic acid, NSC 59834
Molecular Formula C12H12N2O3
Molecular Weight 232.24
CAS Registry Number 83-10-3
EC Number 635-123-4
Properties
Solubility Slightly soluble (7.4 g/L) (25 ºC), Calc.*
Density 1.342±0.06 g/cm3 (20 ºC 760 Torr), Calc.*
Melting point 219-221 ºC (ethanol )**
* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2016 ACD/Labs)
** Wrzeciono, U.; Pharmazie 1976, V31(3), P149-50.
Safety Data
Hazard Classification
up    Details
HazardClassCategory CodeHazard Statement
Acute toxicityAcute Tox.4H302
Specific target organ toxicity - single exposureSTOT SE3H335
Skin irritationSkin Irrit.2H315
Eye irritationEye Irrit.2H319
Acute toxicityAcute Tox.4H312
Acute toxicityAcute Tox.4H332
SDS Available
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