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742-01-8

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742-01-8 Structure

742-01-8 Structure

Identification	Back Directory
[Name] 1,3,5-TRIPHENYL-4,5-DIHYDRO-1H-PYRAZOLE
[CAS] 742-01-8
[Synonyms] Solvent Violet 57 Luminor red-violet 440 RT 1,3,5-Triphenylpyrazoline 1,3,5-TRIPHENYL-2-PYRAZOLINE C.I.Solvent Yellow 57:C.I.19140 C.I.Solvent Violet 57:C.I.50550 1,3,5-Triphenyl-4,5-dihydropyrazole 2,3,5-tri(phenyl)-3,4-dihydropyrazole 1,3,5-TRIPHENYL-4,5-DIHYDRO-1H-PYRAZOLE 4,5-Dihydro-1,3,5-triphenyl-1H-pyrazole 1H-Pyrazole, 4,5-dihydro-1,3,5-triphenyl- 1,3,5-TRIPHENYL-4,5-DIHYDRO-1H-PYRAZOLE (Luminor red-violet 440 RT)
[Molecular Formula] C21H18N2
[MDL Number] MFCD00078286
[MOL File] 742-01-8.mol
[Molecular Weight] 298.38

Chemical Properties	Back Directory
[Melting point ] 139-141℃
[Boiling point ] 453.9±48.0 °C(Predicted)
[density ] 1.09
[pka] -0.10±0.70(Predicted)

Safety Data	Back Directory
[Symbol(GHS) ] GHS07
[Signal word ] Warning
[Hazard statements ] H315-H335-H319
[Precautionary statements ] P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P
[Toxicity] LD50 oral in rat: > 8gm/kg

Spectrum Detail	Back Directory
[Spectrum Detail] 1,3,5-TRIPHENYL-4,5-DIHYDRO-1H-PYRAZOLE(742-01-8)MS 1,3,5-TRIPHENYL-4,5-DIHYDRO-1H-PYRAZOLE(742-01-8)IR1 1,3,5-TRIPHENYL-4,5-DIHYDRO-1H-PYRAZOLE(742-01-8)IR2

Hazard Information	Back Directory
[Properties and Applications] red light purple

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