Anastrozole EP Impurity G CAS 120511-92-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 120511-92-4 |
| Molecular Formula | C17H19N5 |
| Molecular Weight | 293.37 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Anastrozole EP Impurity G (CAS 120511-92-4) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C17H19N5. Molecular weight: 293.37 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C17H19N5 |
| Molecular Weight | 293.37 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 5 |
Related Anastrozole Standards
- Anastrozole (CAS 120511-73-1)
- Anastrozole Impurity 31 (CAS CATO-C4X-123931)
- Anastrozole EP Impurity C (CAS 120511-84-4)
- Anastrozole-d12 (CAS 120512-32-5)
- Anastrozole Impurity 30 (CAS CATO-C4X-123930)
- Anastrozole Impurity 32 (CAS CATO-C4X-123932)
- Anastrozole EP Impurity A (CAS 1215780-15-6)
- Anastrozole Impurity 12 (CAS 19294-04-3)
Recommended Standards
- (S)-1'-(tert-Butyl)-5,7-dihydrospiro[cyclopenta[b]pyridine-6,3'-pyrrolo[2,3-b]pyridin]-2'(1'H)-one (CAS 2408280-91-9)
- 9-Cyclohexyl-N-phenyl-9H-purin-6-amine (CAS 944833-32-3)
- 4-(2-Aminoethyl)-3,5-dimethyl-1-[(4-methylbenzene)sulphonyl]-1H-pyrazole (CAS 1001560-08-2)
- Melphalan Impurity 23 (CAS CATO-C4X-198823)
- Cefaclor Impurity 63 (CAS CATO-C4X-127063)
- 2-Chloro-5-hydrazinylphenol hydrochloride (CAS 1636917-89-9)
- Manganese(IV) telluride, 99.9% (metals basis) (CAS 12032-89-2)
- 4-Chloro-8-methoxyquinoline-3-carbonitrile (CAS 214476-78-5)
- 1-(3-Chloro-5-trifluoromethyl-pyridin-2-ylmethyl)-piperidine-4-carbothioic acid S-(4-chloro-phenyl) ester (CAS 1311279-18-1)
- Tirzepatide Impurity 21 X TFA Salt (CAS CATO-C4X-324021)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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