1h-1,3-Benzodiazole-2-sulfonamide CAS 5435-31-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 5435-31-4 |
| Molecular Formula | C7H7N3O2S |
| Molecular Weight | 197.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1h-1,3-Benzodiazole-2-sulfonamide (CAS 5435-31-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H7N3O2S. Molecular weight: 197.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H7N3O2S |
| Molecular Weight | 197.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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.) | 1958 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related h Standards
- 1-Butyl-1,3-benzodiazole-5-carbonitrile (CAS 1403483-90-8)
- 1-Butyl-1,3-benzodiazole-5-carboxylic acid (CAS 1036487-15-6)
- 1-BEnzyl-1,3-benzodiazole-5-carbonitrile (CAS 1403483-59-9)
- 1H-1,3-benzodiazole-2,4-diamine (CAS 1467571-35-2)
- 3-Benzyl-1,3-benzodiazole-5-carboxylic acid (CAS 1191904-81-0)
- 3-(1H-1,3-benzodiazole-5-amido)benzoic acid (CAS 1016513-35-1)
- Benzodiazole-5-carboxylic acid HCl (CAS 1158444-99-5)
- 1H-1,3-Benzodiazole hydrochloride (CAS 18227-18-4)
Recommended Standards
- 1-Fluoro-2,3,4,6-tetramethyl-5-nitrobenzene (CAS 7656-12-4)
- 1H-Benzo[c][1,2]thiazin-4(3H)-one 2,2-dioxide (CAS 7117-28-4)
- 1-azido-4-methanesulfonylbenzene (CAS 85862-86-8)
- (S)-N-Methylhydroxysuccinimide (CAS 104612-35-3)
- 2,5-Dibromo-3,4-difluorotoluene (CAS 1804939-20-5)
- 2-(1-(4-(2-Naphthamido)benzyl)-3,5-dimethyl-1H-pyrazol-4-yl)acetic acid (CAS 1322081-46-8)
- 2-(3-Bromo-6-chloro-2-fluorophenyl)-1,3-dioxolane (CAS 2221812-00-4)
- Hydrochlorothiazide Impurity 40 (CAS CATO-C4X-117740)
- 1-(2,4,6-Trimethylbenzyl)cyclopropan-1-amine (CAS 869535-68-2)
- SV40 Nuclear Transport Signal Peptide Analog (CAS 104914-40-1)
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