L330102 Chemical Structure

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1mg
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L330102

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Product Description

Catalogue NumberL330102
Chemical NameLetrozole-d4 (major)
Synonyms4,4'-(1H-1,2,4-Triazol-1-ylmethylene)bisbenzonitrile-d4; 4-[1-(4-Cyanophenyl)-1-(1,2,4-triazol-1-yl)methyl]benzonitrile-d4; CGS 20267-d4; Femara-d4; Lerozole-d4; Letrazole-d4;
CAS Number1133712-96-5
Alternate CAS #unlabelled: 112809-51-5
Molecular FormulaC₁₇H₇D₄N₅
AppearanceOff-White to Light Yellow Solid
Melting Point178 - 181ºC
Molecular Weight289.33
Storage-20°C Freezer
SolubilityChloroform (Slightly), Ethyl Acetate (Slightly)
Category Standards; Isotopic Labeled Analogues; Enzyme Activators and Inhibitors; Pharmaceutical/API Drug Impurities/Metabolites;
ApplicationsA deuterated version of Letrozole, a nonsteroidal aromatase inhibitor structurally related to Fadrozole. The current lot is 84% d4, 16% d3, no detectable d2, d1 or d0.
ReferencesBhatnagar, A.S., et al: J. Steroid Biochem. Mol. Biol., 37, 1021 (1990), Pfister, C.U., et al.: J. Pharm. Sci., 83, 520 (1994), Lipton, A., et al.: Cancer, 75, 2132 (1995),