Benzenesulfonic Acid Monohydrate CAS 26158-00-9
Purity >95%In StockPharmaceutical Standards
| CAS No. | 26158-00-9 |
| Molecular Formula | C6H6O3S H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Benzenesulfonic Acid Monohydrate (CAS 26158-00-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C6H6O3S H2O. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C6H6O3S H2O |
| Molecular Weight | 176.19 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1964 |
| Sulfur Atoms | 1 |
Related Benzenesulfonic Standards
- Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis[5-[4-(sulfophenyl)-2H-1,2,3-triazol-2-yl]-, sodium salt (1:x) (CAS 106906-28-9)
- Benzenesulfonic acid, 4,4',4'',4'''-[carbonylbis[imino-5,1,3-benzenetriylbis(carbonylimino)]]tetrakis-, tetrasodium salt (CAS 111150-22-2)
- Benzenesulfonic Acid Impurity 4 (CAS 116-50-7)
- Benzenesulfonic acid, 2,5-dihydroxy-, calcium salt, hydrate (2:1:?) (CAS 117552-78-0)
- Benzenesulfonic acid, 4-[(2-methyl-2-propen-1-yl)oxy]-, sodium salt (CAS 1208-67-9)
- Benzenesulfonic Impurity 3 (CAS 1352414-81-3)
- Benzenesulfonic Impurity 2 (CAS 1352414-88-0)
- Benzenesulfonic acid, (acetylamino)- (CAS 138721-63-8)
Recommended Standards
- 6-bromo-4-nitropicolinaldehyde (CAS 1289072-62-3)
- Boc-Thr(Leu-Fmoc)-OH (CAS 944283-26-5)
- rac-Acolbifene (CAS 151533-34-5)
- (5-(Difluoromethyl)-2-methoxy-3-(trifluoromethoxy)pyridin-4-yl)methanamine (CAS 1806751-22-3)
- (E)-3-(5-(4-nitrophenyl)furan-2-yl)-1-(thiophen-2-yl)prop-2-en-1-one (CAS 304677-48-3)
- Talotrexin Ammonium (CAS 648420-92-2)
- D-γ-Glu20-Side-Tirzepatide (CAS CATO-CPTD788929)
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