25321-41-9 Benzenesulfonic acid, dimethyl- Dimethylbenzenesulfonic acid Xylene sulfonic acid Xylenesulphonic acid EINECS 246-839-8 Xylenesulfonic acid EC 246-839-8 CAS 25321-41-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 25321-41-9 |
| Molecular Formula | C8H10O3S |
| Molecular Weight | 186.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
25321-41-9 Benzenesulfonic acid, dimethyl- Dimethylbenzenesulfonic acid Xylene sulfonic acid Xylenesulphonic acid EINECS 246-839-8 Xylenesulfonic acid EC 246-839-8 (CAS 25321-41-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H10O3S. Molecular weight: 186.23 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H10O3S |
| Molecular Weight | 186.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Sulfur Atoms | 1 |
Related Benzenesulfonic Standards
- Benzenesulfonic Impurity 4 (CAS 55034-26-9)
- Benzenesulfonic acid, 2-propenyl ester (CAS 7575-57-7)
- Benzenesulfonic acid, 4-methyl-, ethenyl ester (CAS 83813-73-4)
- Benzenesulfonic Acid Impurity 5 (CAS 249285-50-5)
- Benzenesulfonic acid, diethenyl-, homopolymer (CAS 65405-46-1)
- Benzenesulfonic Acid (CAS 98-11-3)
- Benzenesulfonic Acid Impurity 11 (CAS 24698-43-9)
- Benzenesulfonic acid, (acetylamino)- (CAS 138721-63-8)
Recommended Standards
- 1-ISOTHIOCYANATO-4-NITROBENZENE 4-NITROPHENYL ISOTHIOCYANATE P-NITROPHENYL ISOTHIOCYANATE 1-isothiocyanato-4-nitro-benzen 2131-61-5 4-Nitrophenyl isothiocyanate BCP20905 (CAS 2131-61-5)
- 3529-82-6 Benzene, 1-isothiocyanato-3-nitro- Isothiocyanic acid, m-nitrophenyl ester 3-12-00-01573 (Beilstein Handbook Reference) BRN 2094061 1-Isothiocyanato-3-nitrobenzene m-Nitrophenyl isothiocyanate 3-Nitrophenyl isothiocyanate (CAS 3529-82-6)
- Tizanidine Unknown Impurity (CAS 5391-53-7)
- 6-Bromo-2-chloroquinoxaline (CAS 55687-02-0)
- 9-Hydroxymethyl-10-carbamoylacridan (CAS 68011-71-2)
- 62208-63-3 1-methyl-4-(2-nitrophenyl)piperazine DTXSID20328470 (CAS 62208-63-3)
- Diethyl (2,4-dichlorobenzyl)phosphonate (CAS 57277-24-4)
- 5,5'-(1-((Dichloromethyl)sulfonyl)ethene-1,2-diyl)bis(2-nitrofuran) (CAS 62429-81-6)
- (5AR,9aS)-1-(trifluoromethyl)-4,5,5a,6,7,8,9,9a-octahydro-[1,2,4]triazolo[4,3-a][1,6]naphthyridine (CAS 2227198-58-3)
- Tirzepatide Impurity 25 X TFA Salt (CAS CATO-C4X-324025)
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