5-Methoxyquinazoline-2,4-diamine CAS 27018-21-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 27018-21-9 |
| Molecular Formula | C9H10N4O |
| Molecular Weight | 190.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Methoxyquinazoline-2,4-diamine (CAS 27018-21-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H10N4O. Molecular weight: 190.20 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H10N4O |
| Molecular Weight | 190.20 g/mol |
| Appearance | Off-white to pale 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Nitrogen Atoms | 4 |
Related Methoxyquinazoline Standards
- 7-Methoxyquinazoline-4,6-diamine (CAS 1363151-64-7)
- 6-Methoxyquinazoline-2,4-diamine (CAS 141400-11-5)
- 6-Methoxyquinazoline-5,8-dione (CAS 87039-50-7)
- 4-Methoxyquinazoline-6,7-diol (CAS 1312937-40-8)
- 3-Methoxyquinazoline-2,4(1H,3H)-dione (CAS 41120-18-7)
- 5-Methoxyquinazoline-2,4(1H,3H)-dione (CAS 61948-86-5)
- 6-Methoxyquinazoline-2,4(1H,3H)-dione (CAS 32618-84-1)
- 8-Methoxyquinazoline-2,4(1H,3H)-dione (CAS 62484-14-4)
Recommended Standards
- 5-Methoxy-7-methyl-4H-chromen-4-one (CAS 78274-05-2)
- 5-methyl-3-phenylimidazolidine-2,4-dione (CAS 33558-00-8)
- 5-Methoxy-3-methylbenzofuran-2-carbaldehyde (CAS 33038-25-4)
- Dapoxetine Impurity 100 (CAS 69734-01-6)
- 5-(Tert-butyl) 2-methyl 6,7-dihydrooxazolo[5,4-c]pyridine-2,5(4H)-dicarboxylate (CAS 259809-74-0)
- 1-Phenylethyl 3-Oxobutanoate (CAS 40552-84-9)
- 9-(2-Carboxyphenyl)-2,7-dimethyl-3,6-bis(ethylamino)xanthylium (CAS 25152-49-2)
- 2'-(N,N-dimethylsulfamoyl)-5-fluoro-[1,1'-biphenyl]-3-carboxylic acid (CAS 1261996-26-2)
- 6-Amino-1H-phenalen-1-one (CAS 70402-14-1)
- Pancreatic Polypeptide (31-36) Free Acid, human (CAS 192432-73-8)
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