2H-Benzo[d][1,2,3]triazole CAS 273-02-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 273-02-9 |
| Molecular Formula | C6H5N3 |
| Molecular Weight | 119.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2H-Benzo[d][1,2,3]triazole (CAS 273-02-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C6H5N3. Molecular weight: 119.12 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C6H5N3 |
| Molecular Weight | 119.12 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 3 |
Related H Standards
- Benzo[c]isoxazole (CAS 271-58-9)
- 2H-Benzo[d]imidazole (CAS 272-94-6)
- Benzo(B)Furan (CAS 271-89-6)
- Benzo-<SUP>13</SUP>C<SUB>6</SUB>-oxazole (CAS 1216500-18-3)
- 4H-Benzo[d][1,3]oxazine (CAS 253-93-0)
- Benzo[d]oxazol-7-amine (CAS 136992-95-5)
- 1H-Benzo[d]imidazol-5(4H)-one (CAS 148832-39-7)
- Benzo[d]isoxazol-4-amine (CAS 1558272-96-0)
Recommended Standards
- 2-Amino-6-cyanopyridine (CAS 370556-44-8)
- 2H-Pyrazolo[3,4-b]pyridine (CAS 271-71-6)
- 2-Amino-5-ethynylpyrazine (CAS 457099-42-2)
- 1-[3-(bromomethyl)-1-bicyclo[1.1.1]pentanyl]ethanone (CAS 2306268-76-6)
- 2-(3-Chlorophenyl)-7-(4-chlorophenyl)-[1,2,4]triazolo[1,5-a]pyridine-8-carbonitrile (CAS 860610-99-7)
- 1-[1-(4-Ethylphenyl)-1H-1,2,3-triazole-4-carbonyl]piperidin-4-amine (CAS 1351779-88-8)
- 2,7-Dimethyl-2,6-dihydroimidazo[4',5':3,4]benzo[1,2-d][1,2,3]triazole (CAS 32622-35-8)
- 3,5,6-Trichloro-N,N-dimethylpyrazin-2-amine (CAS 40263-67-0)
- Bicalutamide Impurity 36 (CAS CATO-C4X-101336)
- Semaglutide Impurity 161 (x TFA Salt) (CAS CATO-C4X-2226161)
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