Methotrexate Impurity N6 CAS 4261-17-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 4261-17-0 |
| Molecular Formula | C7H6N6O |
| Molecular Weight | 190.16 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Methotrexate Impurity N6 (CAS 4261-17-0) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C7H6N6O. Molecular weight: 190.16 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C7H6N6O |
| Molecular Weight | 190.16 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 6 |
Related Methotrexate Standards
- Methotrexate EP Impurity A (CAS 945-24-4)
- Methotrexate Impurity 30 (CAS 881-33-4)
- Methotrexate Impurity N2 (CAS 708-74-7)
- Methotrexate impurity N1 (CAS 4215-07-0)
- Methotrexate impurity N4 (CAS 54643-27-5)
- Methotrexate Impurity N5 (CAS 56364-06-8)
- Methotrexate Impurity 62 (CAS 942840-87-1)
- Methotrexate Impurity 60 (CAS CATO-C4X-115460)
Recommended Standards
- Imiquimod Impurity 9 (CAS 23432-46-4)
- N-(2-((2-hydrazinyl-2-oxoethyl)amino)acetyl)nitrous Hydrazide (CAS 5438-82-4)
- Bromocycloheptane-d (CAS 35558-50-0)
- Rosuvastatin Impurity 107 (CAS 122549-26-2)
- Spironolactone Impurity 20 (CAS CATO-C4X-134520)
- 5,7-Dichloro-2-methylpyrido[3,4-b]pyrazine (CAS 1415793-75-7)
- 2-(2-methyl-1,3-thiazol-4-yl)ethan-1-amine dihydrobromide (CAS 1423031-19-9)
- 2-(Difluoromethyl)-3-nitro-5-(trifluoromethoxy)pyridine-6-acetonitrile (CAS 1361737-10-1)
- Methyl 3,5-dibromo-2,4-dihydroxy-6-methylbenzoate (CAS 715-33-3)
- GnRH Associated Peptide (GAP) (1-13), human (CAS 100111-07-7)
Why CATO?
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