4-Hydrazinyl-2-(methylthio)quinazoline CAS 866137-95-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 866137-95-3 |
| Molecular Formula | C9H10N4S |
| Molecular Weight | 206.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Hydrazinyl-2-(methylthio)quinazoline (CAS 866137-95-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H10N4S. Molecular weight: 206.27 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H10N4S |
| Molecular Weight | 206.27 g/mol |
| 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.) | 1987 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Hydrazinyl Standards
- 2-Hydrazinyl-5-methyl-4-(thiophen-2-yl)pyrimidine (CAS 1019257-99-8)
- 4-Hydrazinyl-6,7-dihydro-5H-cyclopenta[4,5]thieno[2,3-d]pyrimidine (CAS 303798-10-9)
- Methyl 2-hydrazinyl-1H-benzo[d]imidazole-6-carboxylate (CAS 2068151-93-7)
- 4-Hydrazinyl-5,6-dimethyl-2-(trifluoromethyl)pyrimidine (CAS 680216-40-4)
- 5-Hydrazinyl-1-methylpyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione (CAS 1447965-85-6)
- (R)-2-Hydrazinyl-2-oxo-N-(1-phenylethyl)acetamide (CAS 6152-23-4)
- (S)-2-hydrazinyl-2-oxo-N-(1-phenylethyl)acetamide (CAS 6152-25-6)
- 4-Hydrazinyl-4-oxo-N-phenylbutanamide (CAS 314766-04-6)
Recommended Standards
- 4-Ethyl-5-(pyridin-3-yl)-4H-1,2,4-triazole-3-thiol (CAS 26131-68-0)
- 4-Ethyl-5-(pyridin-2-yl)-4H-1,2,4-triazole-3-thiol (CAS 438231-11-9)
- 5-(1-Methylhydrazin-1-yl)-4-phenyl-1,2,3-thiadiazole (CAS 866136-25-6)
- N-(tert-butyl)-3-methylisonicotinamide (CAS 1071017-64-5)
- 6-Fluoro-4-formylpyridine-2-sulfonyl chloride (CAS 1393530-71-6)
- Ethyl 4-hydroxy-7-methylquinoline-3-carboxylate (CAS 41460-18-8)
- 308795-98-4 6-Methyl-2-pyridylzinc bromide, 0.5M in THF MFCD01311462 (CAS 308795-98-4)
- 3-(3,4-Dimethylphenyl)-1-(2-methoxyphenyl)propan-1-one (CAS 898755-63-0)
- 1-[4-(4-Hydroxypiperidin-1-yl)-3-nitrobenzenesulfonyl]piperidine-4-carboxylic acid (CAS 866132-76-5)
- Semaglutide Impurity 167 (CAS CATO-C4X-2226167)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com