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Application Area
Metabolic Research
Metabolic Research

Stable isotope labeling allows researchers to study metabolic pathways in vivo in a safe manner.

Environmental
Environmental

Stable isotope-labeled compounds are used as environmental pollutant standards for the detection of air, water, soil, sediment and food.

Clinical diagnostic
Clinical diagnostic

In addition to treating various diseases, isotopes are used for imaging, diagnosis, and newborn screening.

Organic Chemistry
Organic Chemistry

Small molecule compounds labeled with stable isotopes can be used as chemical reference for chemical identification, qualitative, quantitative, detection, etc. Various types of NMR solvents can be used to study the structure, reaction mechanism and reaction kinetics of compounds.

Metabolic Research
Metabolic Research

Stable isotope labeling allows researchers to study metabolic pathways in vivo in a safe manner.

Environmental
Environmental

Stable isotope-labeled compounds are used as environmental pollutant standards for the detection of air, water, soil, sediment and food.

Letrozole-[d4]

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General Information
Catalog: BLP-014010
CAS: 1133712-96-5
Molecular Formula: C17H7D4N5
Molecular Weight: 289.33
Chemical Structure
Letrozole-[d4]
Description Letrozole-[d4] is the labelled analogue of Letrozole, which is a nonsteroidal aromatase inhibitor structurally related to Fadrozole.
Synonyms Letrozole-d4; 4,4'-(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
IUPAC Name 4-[(4-cyanophenyl)-(1,2,4-triazol-1-yl)methyl]-2,3,5,6-tetradeuteriobenzonitrile
Related CAS 112809-51-5 (unlabelled)
Canonical SMILES C1=CC(=CC=C1C#N)C(C2=CC=C(C=C2)C#N)N3C=NC=N3
InChI InChI=1S/C17H11N5/c18-9-13-1-5-15(6-2-13)17(22-12-20-11-21-22)16-7-3-14(10-19)4-8-16/h1-8,11-12,17H/i1D,2D,5D,6D
InChI Key HPJKCIUCZWXJDR-NMRLXUNGSA-N
Melting Point 178-181°C
Purity ≥95%
Solubility Soluble in Chloroform (Slightly), Ethyl Acetate (Slightly)
Appearance Off-White to Yellowish Orange Solid
Storage Store at -20°C
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