Letrozole (CAS 112809-51-5) — formula C17H11N5, molecular weight 285.30; category organic chemicals.
Letrozole (CAS 112809-51-5) is a chemical raw material in the organic chemicals category. Its molecular formula C17H11N5 comprises 17 C, 11 H, 5 N atoms. Its molecular weight is about 285.30. Reported physicochemical data: melting point around 184-185 °C, LogP about 2.5. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 112809-51-5 |
|---|---|
| Molecular Formula | C17H11N5 |
| Molecular Weight | 285.30 |
| Melting Point | 184-185 °C |
| LogP | 2.5 |
| Applications | Antineoplastic, THERAP CAT: Antineoplastic, Use (kg, approx.) in Germany (2009): >25, Consumption (g per capita, approx.) in Germany (2009): 0.000305 |
| Category | Organic Chemicals |
Documented applications: Antineoplastic, THERAP CAT: Antineoplastic, Use (kg, approx.) in Germany (2009): >25, Consumption (g per capita, approx.) in Germany (2009): 0.000305.
Letrozole is a carbon-based organic compound with CAS registry number 112809-51-5 and molecular formula C17H11N5 (molecular weight 285.30), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 112809-51-5
Its molecular formula C17H11N5 comprises 17 C, 11 H, 5 N atoms.
Also known as: Letrozole · 来曲唑
Category: organic chemicals
The CAS registry number of Letrozole is 112809-51-5.
Molecular formula C17H11N5, molecular weight 285.30.
It is also registered under: Letrozole, 来曲唑.
Recorded applications: Antineoplastic, THERAP CAT: Antineoplastic, Use (kg, approx.) in Germany (2009): >25, Consumption (g per capita, approx.) in Germany (2009): 0.000305.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for Letrozole (CAS 112809-51-5), compiled from public chemistry databases.
| CAS Registry Number | 112809-51-5 |
|---|---|
| PubChem CID | 3902 |
| Molecular formula | C17H11N5 |
| IUPAC name | 4-[(4-cyanophenyl)-(1,2,4-triazol-1-yl)methyl]benzonitrile |
| UNII (FDA) | 7LKK855W8I |
| Molecular Weight | 285.30 |
|---|---|
| XLogP3 | 2.7 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 3 |
| Exact Mass | 285.10144537 |
| Monoisotopic Mass | 285.10144537 |
| Topological Polar Surface Area | 78.3 |
| Heavy Atom Count | 22 |
| Melting Point | 184-185 °C |
|---|---|
| Melting Point | 181-183 °C |
| Melting Point | 184 - 185 °C |
| Solubility | 7.99e-02 g/L |
| LogP | 2.5 |
| LogP | 1.84 |
letrozole; 112809-51-5; Femara; Letrozol; CGS 20267; CGS-20267; 4-[(4-cyanophenyl)-(1,2,4-triazol-1-yl)methyl]benzonitrile; Benzonitrile, 4,4'-(1H-1,2,4-triazol-1-ylmethylene)bis-; DTXSID4023202; 4,4'-(1H-1,2,4-Triazol-1-ylmethylene)dibenzonitrile; CGS20267; NSC-759652; 7LKK855W8I; 4-[(4-CYANOPHENYL)(1H-1,2,4-TRIAZOL-1-YL)METHYL]BENZONITRILE; CHEBI:6413; DTXCID503202
| Reported hazard statements | H315 (29.5%), H319 (29.5%), H351 (15.9%), H360 (88.6%), H373 (63.6%) |
|---|
H315 (29.5%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (29.5%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Letrozole · CAS 112809-51-5 · C17H11N5. UNII 7LKK855W8I. Melting Point: 184-185 °C; Melting Point: 181-183 °C; Melting Point: 184 - 185 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 来曲唑