2-(Tosyloxy)methyl-2,3-dihydrobenzofuran CAS 94709-25-8
| CAS No. | 94709-25-8 |
| Molecular Formula | C16H16O4S |
| Molecular Weight | 304.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 304.36 g/mol gives 2-(Tosyloxy)methyl-2,3-dihydrobenzofuran distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-(Tosyloxy)methyl-2,3-dihydrobenzofuran (CAS 94709-25-8), molecular formula C16H16O4S and molecular weight 304.36 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C16H16O4S, 2-(Tosyloxy)methyl-2,3-dihydrobenzofuran contains a flavonoid core, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 304.36 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2-(Tosyloxy)methyl-2,3-dihydrobenzofuran meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C16H16O4S |
| Molecular Weight | 304.36 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Sulfur Atoms | 1 |
Related Tosyloxy Standards
- Ethyl 2-(2-(tosyloxy)ethoxy)acetate (CAS 194870-77-4)
- 2-(3-(Tosyloxy)pyrrolidin-1-yl)acetic acid (CAS 1353951-65-1)
- Methyl 3-(tosyloxy)thiophene-2-carboxylate (CAS 181226-89-1)
- 2-(4-(Tosyloxy)piperidin-1-yl)acetic acid (CAS 1353959-54-2)
- 2-(3-(Tosyloxy)piperidin-1-yl)acetic acid (CAS 1353975-12-8)
- 2-(3-((Tosyloxy)methyl)pyrrolidin-1-yl)acetic acid (CAS 1353978-55-8)
- 2-(2-((Tosyloxy)methyl)pyrrolidin-1-yl)acetic acid (CAS 1353982-52-1)
- Ethyl 2-(3-(tosyloxy)propoxy)acetate (CAS 928628-81-3)
Recommended Standards
- 2-(2-(4-Methoxy-3-methylphenyl)acetamido)thiophene-3-carboxamide (CAS 955807-44-0)
- 2-[2-(2-Hydroxyethoxy)ethoxy]ethyl 4-Methylbenzenesulfonate (CAS 77544-68-4)
- 2-(2-((Phenylsulfonyl)methyl)phenyl)-1,3-dioxolane (CAS 226089-80-1)
- 2-[4-Methyl-2-(methylsulfanyl)-6-oxo-1,6-dihydropyrimidin-5-yl]ethyl benzoate (CAS 338402-00-9)
- Tolfenamic Acid (CAS 13710-19-5)
- 3-Bromo-5-methoxy-4-[(3-nitrobenzyl)oxy]benzaldehyde (CAS 443125-49-3)
- 3-Methyl-1-phenylpiperidin-4-one (CAS 1250570-33-2)
- 4-(3-Methoxyphenyl)-4-oxobutanoic acid (CAS 38102-67-9)
- Ethyl 5-(3-fluorophenyl)-1H-pyrazole-3-carboxylate (CAS 943542-76-5)
- Dimethyl (3,3-difluoro-2-oxo-3-phenylpropyl)phosphonate (CAS 82302-97-4)
- 1-(5-Chloro-2-hydroxyphenyl)-2,5-dimethyl-1h-pyrrole-3-carbaldehyde (CAS 932226-39-6)
- (2-Bromo-5-chloro-6-(difluoromethyl)pyridin-3-yl)methanol (CAS 1806034-02-5)
- 2-(1-(4-Methoxy-2-methylphenyl)-3,5-dimethyl-1H-pyrazol-4-yl)acetic acid (CAS 1416346-33-2)
- Semaglutide impurity 256 (CAS CATO-C4X-2226256)
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