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ChemicalBook--->CAS DataBase List--->112809-52-6

112809-52-6

112809-52-6 Structure

112809-52-6 Structure
IdentificationBack Directory
[Name]

4,4'-(4H-1,2,4-TRIAZOL-4-YLMETHYLENE)BIS BENZONITRILE
[CAS]

112809-52-6
[Synonyms]

Iso Letrozole
dibenzonitrile
AMiodarone IMpurity-A
AMiodarone IMpurity-B
Letrozole EP Impurity A
Letrozole USP Impurity A
Letrozole USP iMpurities
Letrozole Related CoMpound A
4,4'-((4H-1,2,4-Triazol-4-yl)
Letrozole specified impurity A
Letrozole USP Related Compound A
4,4'-(4H-1,3,4-TRIAZOL-4-YLMETHYLENE)BIS
4,4'-(1H-1,3,4-triazol-1-ylMethylene)dibenzonitrile
4,4'-(4H-1,2,4-TRIAZOL-4-YLMETHYLENE)BIS BENZONITRILE
4,4'-((4H-1,2,4-Triazol-4-yl)methylene)dibenzonitrile
4,4'-(1H-1,3,4-triazol-1-ylMethylene)dibenzonitrile
Benzonitrile, 4,4'-(4H-1,2,4-triazol-4-ylmethylene)bis-
4-[(4-cyanophenyl)-(1,2,4-triazol-4-yl)methyl]benzonitrile
Letrozole EP Impurity A (Letrozole USP Related Compound A)
4-[α-(4-cyano-phenyl)-1-(1,3,4-triazol-1-yl)-methyl]-benzonitrile
Letrozole EP Impurity A/ Letrozole Related Compound A (Iso Letrozole)
[Molecular Formula]

C17H11N5
[MDL Number]

MFCD07368028
[MOL File]

112809-52-6.mol
[Molecular Weight]

285.3
Chemical PropertiesBack Directory
[Melting point ]

239-243 °C
[Boiling point ]

563.5±60.0 °C(Predicted)
[density ]

1.21±0.1 g/cm3(Predicted)
[storage temp. ]

2-8°C
[solubility ]

Chloroform (Slightly, Heated), Methanol (Slightly)
[form ]

Solid
[pka]

2.48±0.10(Predicted)
[color ]

Off-White to Pale Yellow
Safety DataBack Directory
[HS Code ]

2933998350
Hazard InformationBack Directory
[Uses]

Isoletrozole (Letrozole EP Impurity A) is an impurity of Letrozole (L330100). Letrozole impurity A as per USP.
[Uses]

Isoletrozole is an impurity of Letrozole (L330100). Letrozole impurity A as per USP.
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