Tetrahydro-2H-thiopyran-4-sulfonyl chloride 1,1-dioxide CAS 1221722-37-7
| CAS No. | 1221722-37-7 |
| Molecular Formula | C5H9ClO4S2 |
| Molecular Weight | 232.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Tetrahydro-2H-thiopyran-4-sulfonyl chloride 1,1-dioxide.
CATO supplies Tetrahydro-2H-thiopyran-4-sulfonyl chloride 1,1-dioxide (CAS 1221722-37-7), a certified reference material (molecular formula C5H9ClO4S2, MW 232.71 g/mol) for analytical method development and quality control.
Owing to a carbohydrate-derived structure, a sulfone group, chlorine substitution, Tetrahydro-2H-thiopyran-4-sulfonyl chloride 1,1-dioxide is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 232.71 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
As a certified reference material (CRM), Tetrahydro-2H-thiopyran-4-sulfonyl chloride 1,1-dioxide 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 | C5H9ClO4S2 |
| Molecular Weight | 232.71 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
Related Tetrahydro Standards
- 5,6,7,8-Tetrahydro-α,5,5,8,8-pentamethyl-2-naphthalenemethanol (CAS 69251-25-8)
- 2-Methyl-3-(3-(Tetrahydro-pyran-2-yloxy)phenyl)-1-propene (CAS 1256481-86-3)
- 1-(6,7,8,9-Tetrahydro-5H-cyclohepta[c]pyridazin-3-yl)pyrrolidin-3-amine (CAS 1707563-12-9)
- 3-(Tetrahydro-2h-thiopyran-3-yl)pentanedioic acid (CAS 119725-84-7)
- 1-ethyl-3-(5,6,7,8-tetrahydro[1,2,4]triazolo[4,3-a]pyridin-3-yl)-1H-pyrazol-4-amine (CAS 1170155-20-0)
- 1-((6,7,8,9-Tetrahydro-5H-[1,2,4]triazolo[4,3-a]azepin-3-yl)methyl)-1H-pyrazol-3-amine (CAS 1177332-81-8)
- 1-((6,7,8,9-Tetrahydro-5h-[1,2,4]triazolo[4,3-a]azepin-3-yl)methyl)-1h-pyrazol-4-amine (CAS 1177352-10-1)
- 3-Ethyl-7,8,9,10-tetrahydro-1H-pyrazolo[3',4':4,5]pyrimido[1,2-a]azepin-4(6H)-one (CAS 1713173-92-2)
Recommended Standards
- N-Benzyl-6-chloro-N-methyl-2-pyridinamine (CAS 1219972-10-7)
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- 2-chloro-N-[1-oxo-1-(piperidin-1-yl)propan-2-yl]acetamide (CAS 1218022-97-9)
- 3-(chloromethyl)-1-phenyl-1H,4H,5H,6H-cyclopenta[c]pyrazole (CAS 123345-76-6)
- 2-(Benzofuran-7-yl)acetaldehyde (CAS 391687-99-3)
- 1-(3-Chlorophenyl)1,3-propanediol (CAS 51699-45-7)
- 2-Methoxy-N-((3-methyl-1-propyl-1H-pyrazol-5-yl)methyl)ethan-1-amine hydrochloride (CAS 1856018-41-1)
- (3-Bromo-4-isopropoxyphenyl)methanamine (CAS 1339365-08-0)
- (E)-2-Hydroxy-3-methoxy-5-(prop-1-en-1-yl)benzoic acid (CAS 857599-38-3)
- Ethyl 3-cyano-1-methyl-1H-pyrrole-2-carboxylate (CAS 7164-21-8)
- 9,9-Dimethyl-9H-fluorene-2,7-diol (CAS 221010-68-0)
- 2-(Chloromethyl)-1-hydroxy-4,8-dimethoxyanthracene-9,10-dione (CAS 75963-94-9)
- Z-Ser-Ala-OH (CAS 24787-87-9)
- Semaglutide impurity 206 (CAS CATO-C4X-2226206)
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