S99IB3EM17 2386-56-3 Potassium mesylate Methanesulfonic acid, potassium salt Potassium methanesulphonate Methanesulfonic acid, potassium salt (1:1) EINECS 219-202-7 Potassium methanesulfonate Potassium methyl sulfonate Potassium methylsulfonate UNII-S99IB3EM17 CAS 2386-56-3
| CAS No. | 2386-56-3 |
| Molecular Formula | CH3O3S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, S99IB3EM17 2386-56-3 Potassium mesylate Methanesulfonic acid, potassium salt Potassium methanesulphonate Methanesulfonic acid, potassium salt (1:1) EINECS 219-202-7 Potassium methanesulfonate Potassium methyl sulfonate Potassium methylsulfonate UNII-S99IB3EM17 (CH3O3SK) contains a sulfone group. The molecule exhibits a degree of unsaturation (DBE) of 0.5, corresponding to approximately 0 ring(s) or double-bond equivalent(s). With a molecular weight of 134.19 g/mol, it falls into the low-molecular-weight range.
CATO supplies S99IB3EM17 2386-56-3 Potassium mesylate Methanesulfonic acid, potassium salt Potassium methanesulphonate Methanesulfonic acid, potassium salt (1:1) EINECS 219-202-7 Potassium methanesulfonate Potassium methyl sulfonate Potassium methylsulfonate UNII-S99IB3EM17 (CAS 2386-56-3), a certified reference material (molecular formula CH3O3SK, MW 134.19 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures S99IB3EM17 2386-56-3 Potassium mesylate Methanesulfonic acid, potassium salt Potassium methanesulphonate Methanesulfonic acid, potassium salt (1:1) EINECS 219-202-7 Potassium methanesulfonate Potassium methyl sulfonate Potassium methylsulfonate UNII-S99IB3EM17 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | CH3O3S K |
| Molecular Weight | 134.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 0.5 |
| CAS Registry Year (est.) | 1957 |
| Sulfur Atoms | 1 |
Recommended Standards
- 1-(3,4-Dichlorophenyl)-2-(propylthio)ethan-1-one (CAS 1157362-87-2)
- 5-Mercapto-2-methoxy-4-methylbenzoic acid (CAS 439579-12-1)
- N-benzyl-1H-benzo[d]imidazole-6-carboxamide (CAS 142535-86-2)
- Ethyl 2,4-dibromo-3-fluorophenylacetate (CAS 1807033-90-4)
- Methyl 2-(4-aminophenyl)-2-oxoacetate (CAS 147983-65-1)
- Ethyl (S)-3-(4-(benzyloxy)phenyl)-3-hydroxypropanoate (CAS 154140-38-2)
- (2-Bromo-propyl)-dimethyl-amine (CAS 88512-78-1)
- Triiodoresorcinol (CAS 58649-90-4)
- 2,6-dichloro-4-methoxybenzaldehyde (CAS 82772-93-8)
- Des-Pro31-Tirzepatide (CAS CATO-CPTD788943)
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 18665070610 / Nicole.chen@cato-chem.com