1644566-39-1

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1644566-39-1 Structure

Identification	Back Directory
[Name] 4,4'-(1H-1,2,4-Triazol-1-ylmethylene)bis[benzoic acid]
[CAS] 1644566-39-1
[Synonyms] Letrozole Diacid impurity 4,4'-(1H-1,2,4-Triazol-1-ylmethylene)bis[benzoic acid] benzoic acid, 4,4'-(1h-1,2,4-triazol-1-ylmethylene)bis-
[Molecular Formula] C17H13N3O4
[MDL Number] MFCD34165632
[MOL File] 1644566-39-1.mol
[Molecular Weight] 323.3

Chemical Properties	Back Directory
[Melting point ] >144°C (dec.)
[Boiling point ] 634.6±65.0 °C(Predicted)
[density ] 1.40±0.1 g/cm3(Predicted)
[storage temp. ] -20°C Freezer, Under inert atmosphere
[solubility ] DMSO (Slightly), Methanol (Slightly, Sonicated)
[form ] Solid
[pka] 3.68±0.10(Predicted)
[color ] White to Off-White

Safety Data	Back Directory
[Symbol(GHS) ] GHS07
[Signal word ] Warning
[Hazard statements ] H302-H315-H319-H335
[Precautionary statements ] P261-P280-P301+P312-P302+P352-P305+P351+P338

Hazard Information	Back Directory
[Uses] An impurity of Letrozole (L330100) which is a nonsteroidal aromatase inhibitor structurally related to Fadrozole.

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