2-Methylbenzenesulfonic acid dihydrate CAS 68066-37-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 68066-37-5 |
| Molecular Formula | C7H8O3S 2*H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2-Methylbenzenesulfonic acid dihydrate (CAS 68066-37-5) pharmaceutical standards reference standard. Molecular formula: C7H8O3S 2*H2O. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C7H8O3S 2*H2O |
| Molecular Weight | 190.21 g/mol |
| Purity | 97%+ |
| 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.) | 1976 |
| Sulfur Atoms | 1 |
Related Methylbenzenesulfonic Standards
- 4-Methylbenzenesulfonic acid 2-(2-hydroxyethoxy)ethyl ester (CAS 118591-58-5)
- 4-Methylbenzenesulfonic acid;3-oxa-6-azabicyclo[3.1.1]heptane (CAS 1414860-36-8)
- 4-Methylbenzenesulfonic Acid 2-[[4-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]phenyl]phenylmethylene]hydrazide (CAS 147169-61-7)
- 4-Methylbenzenesulfonic Acid 2-[(4-Hydroxyphenyl)phenylmethylene]hydrazide (CAS 147169-63-9)
- 2-Methylbenzenesulfonic acid Hydrate (CAS 1914148-59-6)
- 3-Methylbenzenesulfonic acid hydrate (CAS 312619-56-0)
- 4-Methylbenzenesulfonic acid 2-(methylamino)-2-oxo-1(S)-phenylethyl ester (CAS 871224-68-9)
- 2-Methylbenzenesulfonic Acid (CAS 88-20-0)
Recommended Standards
- Benzyl allylcarbamate (CAS 5041-33-8)
- 2-((4-Amino-6-methyl-5-oxo-4,5-dihydro-1,2,4-triazin-3-yl)thio)-N-(5-ethyl-1,3,4-thiadiazol-2-yl)acetamide (CAS 508186-71-8)
- Rimegepant Impurity 129 (CAS CATO-C4X-2487129)
- 5-Fluoroindolin-7-amine (CAS 194476-44-3)
- 5-Cyclopropoxy-6-nitropicolinaldehyde (CAS 1243322-58-8)
- n-(4-Fluorophenyl)-2-(methylamino)acetamide hydrochloride (CAS 1177317-38-2)
- D-Pro31-Tirzepatide (CAS CATO-CPTD788905)
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