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Letrozole CAS NO: 112809-51-5
4,4'-(1H-1,2,4-Triazol-1-ylmethylene)bisbenzonitrile
112809-51-5
it can be applied to the breast cancer
Products name: Letrozole
Another name:4,4'-(1H-1,2,4-Triazol-1-ylmethylene)bisbenzonitrile
Structural formula: C17H11N5
Molecular weight: 285.10
CAS NO: 112809-51-5
Appearance: White or off-white crystalline powder
MP: 181 oC -183 oC,Water:¡Â0.3%,
Residue on ignition : ¡Â0.1%,Heavy metals: ¡Â0.001%
Sparingly soluble in water, practically insoluble in alcohol
Use: it can be applied to the breast cancer
Standard: USP 25
Package: 1kg/bag
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