2-(1-Hydroxy-1h-1,2,3-benzotriazole-5-sulfonamido)acetic acid CAS 732291-85-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 732291-85-9 |
| Molecular Formula | C8H8N4O5S |
| Molecular Weight | 272.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(1-Hydroxy-1h-1,2,3-benzotriazole-5-sulfonamido)acetic acid (CAS 732291-85-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H8N4O5S. Molecular weight: 272.24 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H8N4O5S |
| Molecular Weight | 272.24 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Hydroxy Standards
- 4-Hydroxy-2,3-dimethoxy-9H-xanthen-9-one (CAS 10527-38-5)
- 2-Hydroxy-3'-(methoxycarbonyl)-[1,1'-biphenyl]-4-carboxylic acid (CAS 1261977-41-6)
- 5-(6-Hydroxy-5-methoxybenzofuran-2-yl)benzene-1,3-diol (CAS 1309478-07-6)
- 1-Hydroxy-3,7-dimethoxy-9H-xanthen-9-one (CAS 13379-35-6)
- 4-Hydroxy-3-[3-(4-hydroxyphenyl)acryloyl]-6-methyl-2H-pyran-2-one (CAS 14006-18-9)
- 6-Hydroxy-2-(hydroxy(4-hydroxyphenyl)methyl)benzofuran-3(2H)-one (CAS 14796-48-6)
- 1702-92-7 5-hydroxy-8-methoxy-2,4-dimethylnaphtho[1,2-b]furan-6,9-dione (CAS 1702-92-7)
- 2'-Hydroxy-4'-methoxy-benzophenone-2-carboxylic acid (CAS 4756-45-0)
Recommended Standards
- 1-(Benzo[b]thiophen-3-yl)-4,4,4-trifluorobutane-1,3-dione (CAS 392-29-0)
- 4-(Thiophen-3-yl)-3-(trifluoromethyl)benzoic acid (CAS 2340293-28-7)
- (1-Methyl-1H-benzo[d]imidazol-2-yl)(phenyl)phosphinic acid (CAS 172753-91-2)
- 3-(2,3-Dimethoxyphenyl)-N-(2-fluorophenyl)-2-(2H-1,2,3,4-tetrazol-5-yl)propanamide (CAS 483994-77-0)
- 4-(Fmoc-amino)-1-methyl-1H-pyrrole-2-carboxylic acid (CAS 195387-29-2)
- 1-(3,5-Dichloro-2-methylpyridin-4-yl)ethan-1-ol (CAS 2663622-30-6)
- 2-Nitrobiphenyl (CAS 86-00-0)
- S-(2,4-Dimethylphenyl) ethanethioate (CAS 94602-20-7)
- N-(2-Chlorobenzyl)-1-ethyl-4-hydroxy-2-oxo-1,2-dihydroquinoline-3-carboxamide (CAS 303093-42-7)
- Semaglutide Impurity 122 (CAS CATO-C4X-2226122)
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