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75821-71-5

75821-71-5 Structure

75821-71-5 Structure
IdentificationBack Directory
[Name]

calcium bis[3-(4-chlorophenyl)-1-phenyl-1H-pyrazole-4-acetate]
[CAS]

75821-71-5
[Synonyms]

Argun l
Irritren
Arthro akut
LONAZOLAC CALCIUM SALT
calcium bis[3-(4-chlorophenyl)-1-phenyl-1H-pyrazole-4-acetate]
Bis[1-phenyl-3-(4-chlorophenyl)-1H-pyrazole-4-acetic acid]calcium salt
Bis[3-(4-chlorophenyl)-1-phenyl-1H-pyrazole-4-acetic acid]calcium salt
1H-Pyrazole-4-acetic acid, 3-(4-chlorophenyl)-1-phenyl-, calcium salt (2:1)
[EINECS(EC#)]

278-322-8
[Molecular Formula]

C34H24CaCl2N4O4
[MDL Number]

MFCD01693744
[MOL File]

75821-71-5.mol
[Molecular Weight]

663.563
Chemical PropertiesBack Directory
[Melting point ]

melts between 270-290° (dec)
Hazard InformationBack Directory
[Uses]

Lonazolac (hemicalcium) is the calcium salt form of Lonazolac. Lonazolac is a nonsteroidal antirheumatic agent with anti-inflammatory properties[1].
[Definition]

ChEBI: An organic calcium salt having [3-(4-chlorophenyl)-1-phenylpyrazol-4-yl]acetate as the counterion.
[References]

[1] Trnavsky K, et al. [Lonazolac - a new non-steroidal antirheumatic agent. Report of a double-blind crossover clinical study]. Fysiatr Revmatol Vestn. 1983;61(3):147-152. PMID:6350135
Safety DataBack Directory
[Toxicity]

LD50 in male, female mice, male, female rats (mg/kg): 670, 845, 730, 1000 orally (Riedel)
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