1H-benzo[d][1,2,3]triazole-6-sulfonic acid CAS 91159-88-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 91159-88-5 |
| Molecular Formula | C6H5N3O3S |
| Molecular Weight | 199.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1H-benzo[d][1,2,3]triazole-6-sulfonic acid (CAS 91159-88-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H5N3O3S. Molecular weight: 199.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H5N3O3S |
| Molecular Weight | 199.19 g/mol |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related H Standards
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- 4-(1H-Benzo[d]imidazol-2-yl)-1H-pyrazol-5-amine (CAS 111852-27-8)
- 5H-Benzo[b]pyrido[4,3-e][1,4]oxazin-4-amine (CAS 118726-89-9)
- 2-((1H-Benzo[d]imidazol-2-yl)methyl)oxazole (CAS 40609-32-3)
- 2-(1H-Benzo[d]imidazol-2-yl)-3-hydroxybut-2-enenitrile (CAS 301312-88-9)
- 2-(1H-Benzo[d]imidazol-2-yl)-3-oxobutanenitrile (CAS 62591-04-2)
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Recommended Standards
- (4-Amino-2-methoxyphenyl)dimethylphosphine oxide (CAS 2362000-78-8)
- (2-Amino-5-methoxyphenyl)dimethylphosphine oxide (CAS 2361969-63-1)
- 1H-imidazo[4,5-b]pyridine-6-sulfonic acid (CAS 91160-06-4)
- 4-(3-Iodophenoxy)butanoic acid (CAS 91426-44-7)
- (R)-Methyl 2,6-Diaminohexanoate Dihydrochloride (CAS 67396-08-1)
- Leucogen Impurity 12 (CAS CATO-C4X-288912)
- Naphthalene-2,6-diamine (CAS 2243-67-6)
- Biotin-PEG2-C2-iodoacetamide (CAS 292843-75-5)
- ethyl 5-(diethoxymethyl)-1-phenyl-1H-pyrazole-4-carboxylate (CAS 57397-75-8)
- Cholecystokinin Octapeptide (sulfated) (H-2060.0005) (CAS 25679-23-6)
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