4-((2,6-Dichlorophenyl)thio)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide CAS 478067-52-6
| CAS No. | 478067-52-6 |
| Molecular Formula | C13H10Cl2O2S3 |
| Molecular Weight | 365.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-((2,6-Dichlorophenyl)thio)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 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.
CATO supplies 4-((2,6-Dichlorophenyl)thio)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide (CAS 478067-52-6), a certified reference material (molecular formula C13H10Cl2O2S3, MW 365.32 g/mol) for analytical method development and quality control.
Based on its molecular formula C13H10Cl2O2S3, 4-((2,6-Dichlorophenyl)thio)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 365.32 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.
Physical & Chemical Properties
| Molecular Formula | C13H10Cl2O2S3 |
| Molecular Weight | 365.32 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 3 |
Related Dichlorophenyl Standards
- 4-((2,4-Dichlorophenyl)thio)-5,6-dihydro-4H-thieno[2,3-b]thiopyran 7,7-dioxide (CAS 339019-17-9)
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- 3-(2,4-Dichlorophenyl)-5-((2-methylbenzyl)thio)-4H-1,2,4-triazol-4-amine (CAS 575461-03-9)
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Recommended Standards
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- tert-Butyl (2-butyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)bicyclo[1.1.1]pentan-1-yl)carbamate (CAS 2609867-07-2)
- 3,6-dihydro-2,2,6,6-tetramethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1(2H)-Pyridinecarboxylic acid 1,1-dimethylethyl ester (CAS 1572398-20-9)
- Tert-butyl 2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-7-azaspiro[4.5]Decane-7-carboxylate (CAS 2304631-34-1)
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- 2-Chloro-4-nitrophenyl acetate (CAS 18855-84-0)
- 1-Benzyl 4-methyl azepane-1,4-dicarboxylate (CAS 1408076-31-2)
- 4-(methoxymethyl)piperidine-4-carbonitrile hydrochloride (CAS 1803587-55-4)
- Methandrostenolone (CAS 72-63-9)
- FMRF Amide Related Peptide. (CAS 149471-12-5)
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