1-Hydroxy-1h-1,2,3-benzotriazole-6-carboxylic acid CAS 50907-17-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 50907-17-0 |
| Molecular Formula | C7H5N3O3 |
| Molecular Weight | 179.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Hydroxy-1h-1,2,3-benzotriazole-6-carboxylic acid (CAS 50907-17-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H5N3O3. Molecular weight: 179.13 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H5N3O3 |
| Molecular Weight | 179.13 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, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| 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.) | 1971 |
| Nitrogen Atoms | 3 |
Related Hydroxy Standards
- 6-Hydroxy-5-nitro-7-azaindole (CAS 1260385-40-7)
- 4-Hydroxy-7H-pyrrolo[2,3-c]pyridazine-6-carboxylic acid (CAS 1269822-96-9)
- 7-Hydroxy-2H-benzo[d][1,3]oxazine-2,4(1H)-dione (CAS 1394918-88-7)
- 7-Hydroxy-1H-benzo[d][1,2,3]triazole-5-carboxylic acid (CAS 155085-55-5)
- 2-hydroxy-3H-imidazo[4,5-b]pyridine-7-carboxylic acid (CAS 1565404-86-5)
- 6-Hydroxy-3H-imidazo[4,5-b]pyridine-7-carboxylic acid (CAS 1820665-54-0)
- 6-Hydroxy-3H-imidazo[4,5-b]pyridine-5-carboxylic acid (CAS 1820703-19-2)
- 6-Hydroxy-1H-benzo[d][1,3]oxazine-2,4-dione (CAS 195986-91-5)
Recommended Standards
- 1,4-Dioxo-1,2,3,4-tetrahydropyrido[3,4-d]pyridazine 6-oxide (CAS 89663-09-2)
- 2-(2-Furyl)-1,3-oxazole-4-carboxylic acid (CAS 927800-86-0)
- 7-Oxo-4,7-dihydropyrazolo[1,5-a]pyrimidine-6-carboxylic Acid (CAS 197367-75-2)
- 2-(2-Fluorophenyl)oxirane (CAS 74249-17-5)
- 3,3'-Bis(trifluoromethyl)-[1,1'-biphenyl]-4,4'-dicarboxylic acid (CAS 203007-70-9)
- Benzyl[2-(benzylamino)ethyl]amine dihydrochloride (CAS 3412-76-8)
- 2-Amino-4-((5-chloro-2,6-difluoropyrimidin-4-yl)amino)benzenesulfonic acid (CAS 26592-28-9)
- 2-Cyclopropyl-N-(2-(pyrrolidin-3-yl)ethyl)acetamide (CAS 1342543-33-2)
- 4-Piperidinemethanamine, 4-(2-methoxyphenyl)-1-(phenylmethyl)- (CAS 1158750-83-4)
- Sperm Activating Peptide, Sea Urchin (CAS 140653-27-6)
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