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ChemicalBook >> CAS DataBase List >> 4,4'-(4H-1,2,4-TRIAZOL-4-YLMETHYLENE)BIS BENZONITRILE

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

4,4'-(4H-1,2,4-TRIAZOL-4-YLMETHYLENE)BIS BENZONITRILE price.
  • $105 - $9187.02
  • Product name: 4,4'-(4H-1,2,4-TRIAZOL-4-YLMETHYLENE)BIS BENZONITRILE
  • CAS: 112809-52-6
  • MF: C17H11N5
  • MW: 285.3
  • EINECS:
  • MDL Number:MFCD07368028
  • Synonyms:4,4'-(4H-1,2,4-TRIAZOL-4-YLMETHYLENE)BIS BENZONITRILE;Iso Letrozole;Letrozole USP iMpurities;AMiodarone IMpurity-A;AMiodarone IMpurity-B;4,4'-(1H-1,3,4-triazol-1-ylMethylene)dibenzonitrile;Letrozole Related CoMpound A;4,4'-(4H-1,3,4-TRIAZOL-4-YLMETHYLENE)BIS
6 prices
Selected condition：
Brand
  • Alichem
  • American Custom Chemicals Corporation
  • Medical Isotopes, Inc.
  • TRC
  • Usbiological
Package
  • 10mg
  • 25mg
  • 250MG
  • 2.5G
  • 5g
  • ManufacturerAlichem
  • Product number112809526
  • Product description4,4'-((4H-1,2,4-Triazol-4-yl)methylene)dibenzonitrile
  • Packaging5g
  • Price$9187.02
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0011194
  • Product description4,4'-(4H-1,2,4-TRIAZOL-4-YLMETHYLENE)BIS BENZONITRILE 95.00%
  • Packaging250MG
  • Price$739.2
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0011194
  • Product description4,4'-(4H-1,2,4-TRIAZOL-4-YLMETHYLENE)BIS BENZONITRILE 95.00%
  • Packaging2.5G
  • Price$1947
  • Updated2021-12-16
  • Buy
  • ManufacturerMedical Isotopes, Inc.
  • Product number59253
  • Product descriptionIsoLetrozole
  • Packaging25mg
  • Price$650
  • Updated2021-12-16
  • Buy
  • ManufacturerTRC
  • Product numberI820300
  • Product descriptionIsoLetrozole
  • Packaging10mg
  • Price$105
  • Updated2021-12-16
  • Buy
  • ManufacturerUsbiological
  • Product number281224
  • Product descriptionIsoLetrozole
  • Packaging10mg
  • Price$460
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Alichem 112809526 4,4'-((4H-1,2,4-Triazol-4-yl)methylene)dibenzonitrile 5g $9187.02 2021-12-16 Buy
American Custom Chemicals Corporation CHM0011194 4,4'-(4H-1,2,4-TRIAZOL-4-YLMETHYLENE)BIS BENZONITRILE 95.00% 250MG $739.2 2021-12-16 Buy
American Custom Chemicals Corporation CHM0011194 4,4'-(4H-1,2,4-TRIAZOL-4-YLMETHYLENE)BIS BENZONITRILE 95.00% 2.5G $1947 2021-12-16 Buy
Medical Isotopes, Inc. 59253 IsoLetrozole 25mg $650 2021-12-16 Buy
TRC I820300 IsoLetrozole 10mg $105 2021-12-16 Buy
Usbiological 281224 IsoLetrozole 10mg $460 2021-12-16 Buy

Properties

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 Information

Symbol(GHS):
Signal word:
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
Precautionary statements:

Description

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

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