2,3-Dihydro-benzo[1,4]dioxine-6-sulfonyl chloride 2,3-dihydro-1,4-benzodioxine-6-sulfonyl chloride 2,3-dihydro-1,4-benzodioxine-6-sulfonylchloride 2,3-dihydro-1,4-benzodioxine-6-sulphonyl chloride 2,3-dihydro-1,4-benzodioxine-6-sulphonylchloride 2,3-dihydro-benzo[1,4]dioxine-6-sulfonylchloride 6-chlorosulfonyl-benzo-1,4-dioxane 63758-12-3 CAS 63758-12-3

Purity 97%+In StockPharmaceutical Standards
CAS No.63758-12-3
Molecular FormulaC8H13ClO4S
Molecular Weight240.70 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,3-Dihydro-benzo[1,4]dioxine-6-sulfonyl chloride
2,3-dihydro-1,4-benzodioxine-6-sulfonyl chloride
2,3-dihydro-1,4-benzodioxine-6-sulfonylchloride
2,3-dihydro-1,4-benzodioxine-6-sulphonyl chloride
2,3-dihydro-1,4-benzodioxine-6-sulphonylchloride
2,3-dihydro-benzo[1,4]dioxine-6-sulfonylchloride
6-chlorosulfonyl-benzo-1,4-dioxane
63758-12-3 CAS 63758-12-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 240.70 g/mol gives 2,3-Dihydro-benzo[1,4]dioxine-6-sulfonyl chloride 2,3-dihydro-1,4-benzodioxine-6-sulfonyl chloride 2,3-dihydro-1,4-benzodioxine-6-sulfonylchloride 2,3-dihydro-1,4-benzodioxine-6-sulphonyl chloride 2,3-dihydro-1,4-benzodioxine-6-sulphonylchloride 2,3-dihydro-benzo[1,4]dioxine-6-sulfonylchloride 6-chlorosulfonyl-benzo-1,4-dioxane 63758-12-3 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2,3-Dihydro-benzo[1,4]dioxine-6-sulfonyl chloride 2,3-dihydro-1,4-benzodioxine-6-sulfonyl chloride 2,3-dihydro-1,4-benzodioxine-6-sulfonylchloride 2,3-dihydro-1,4-benzodioxine-6-sulphonyl chloride 2,3-dihydro-1,4-benzodioxine-6-sulphonylchloride 2,3-dihydro-benzo[1,4]dioxine-6-sulfonylchloride 6-chlorosulfonyl-benzo-1,4-dioxane 63758-12-3 (CAS 63758-12-3), molecular formula C8H13ClO4S and molecular weight 240.70 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of 2,3-Dihydro-benzo[1,4]dioxine-6-sulfonyl chloride 2,3-dihydro-1,4-benzodioxine-6-sulfonyl chloride 2,3-dihydro-1,4-benzodioxine-6-sulfonylchloride 2,3-dihydro-1,4-benzodioxine-6-sulphonyl chloride 2,3-dihydro-1,4-benzodioxine-6-sulphonylchloride 2,3-dihydro-benzo[1,4]dioxine-6-sulfonylchloride 6-chlorosulfonyl-benzo-1,4-dioxane 63758-12-3 (C8H13ClO4S) is characterized by a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC8H13ClO4S
Molecular Weight240.70 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityHygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1975
Halogen ContentCl-containing
Sulfur Atoms1

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