5-Ethyltetrazole CAS 16687-59-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 16687-59-5 |
| Molecular Formula | C3H6N4 |
| Molecular Weight | 98.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Ethyltetrazole (CAS 16687-59-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C3H6N4. Molecular weight: 98.11 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C3H6N4 |
| Molecular Weight | 98.11 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1961 |
| Nitrogen Atoms | 4 |
Recommended Standards
- 4-Methyl-4h-1,2,4-triazol-3-amine (CAS 16681-76-8)
- 1,5-Dimethyl-1H-tetrazole (CAS 5144-11-6)
- 1H-Pyrazole-3,4-diamine (CAS 16461-98-6)
- Ethyl (2-chlorobenzoyl)glycinate (CAS 66824-94-0)
- 4-{[(2,6-dichlorophenyl)sulfanyl]methyl}-6-ethoxy-2-({[3-(trifluoromethyl)phenyl]methyl}sulfanyl)pyrimidine (CAS 341965-26-2)
- 4-(Piperidin-1-yl)-7H-pyrrolo[2,3-d]pyrimidine (CAS 94581-94-9)
- 2-[(thiophen-3-ylmethyl)sulfanyl]ethan-1-amine hydrochloride (CAS 1173049-56-3)
- (1-(Oxetan-3-yl)-1h-1,2,3-triazol-4-yl)methanamine (CAS 2138171-69-2)
- 1-(2-Fluorobenzyl)-1-methylguanidine (CAS 915919-83-4)
- Semaglutide impurity 276 (CAS CATO-C4X-2226276)
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