(S)-2-Methoxy-2-(2-(tosyloxy)ethoxy)ethyl 4-methylbenzenesulfonate CAS 136418-25-2
| CAS No. | 136418-25-2 |
| Molecular Formula | C19H24O8S2 |
| Molecular Weight | 444.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
(S)-2-Methoxy-2-(2-(tosyloxy)ethoxy)ethyl 4-methylbenzenesulfonate (CAS 136418-25-2) is a high-purity analytical reference standard with the molecular formula C19H24O8S2 and a molecular weight of 444.52 g/mol.
Owing to a flavonoid core, a sulfone group, a hydroxyl group, an ether linkage, (S)-2-Methoxy-2-(2-(tosyloxy)ethoxy)ethyl 4-methylbenzenesulfonate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 444.52 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures (S)-2-Methoxy-2-(2-(tosyloxy)ethoxy)ethyl 4-methylbenzenesulfonate 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 | C19H24O8S2 |
| Molecular Weight | 444.52 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Sulfur Atoms | 2 |
Related S Standards
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Recommended Standards
- 3-Amino-5-((2-carboxy-5-(isopentyloxy)phenyl)amino)-4-(isopentyloxy)benzoic acid (CAS 1096879-46-7)
- 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-(dimethylamino)-2-methylphenyl)propanoic acid (CAS 1379841-46-9)
- Nitromifene (CAS 10448-84-7)
- Flavanone Azine (CAS 1692-45-1)
- 2-Chloro-1,3-difluoro-5-methoxybenzene (CAS 1261737-44-3)
- 5-Bromo-2-(pyrrolidin-2-yl)pyridine hydrochloride (CAS 1956385-62-8)
- 2-(2,4-Dichlorophenyl)-2-oxoethyl 2-phenylquinoline-4-carboxylate (CAS 355434-00-3)
- GC376 Sodium (CAS 1416992-39-6)
- 4-Ethoxyphenylpropanal (CAS 63537-11-1)
- sn-Glycero-3-phosphocholine 1:1 cadmium chloride adduct (CAS 64681-08-9)
- 2-((3-(4-Methoxyphenyl)-4-oxo-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)-N-phenylacetamide (CAS 850915-58-1)
- 3-(Ethoxymethyl)piperidine hydrochloride (CAS 956324-36-0)
- Ethyl 5-(benzyloxy)-1H-pyrrolo[2,3-c]pyridine-2-carboxylate (CAS 22754-90-1)
- Peptide-GMF (CAS CATO-CPTD788469)
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