4-(2-(2,4-Dichlorophenyl)hydrazono)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide CAS 478043-40-2
| CAS No. | 478043-40-2 |
| Molecular Formula | C13H10Cl2N2O2S2 |
| Molecular Weight | 361.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4-(2-(2,4-Dichlorophenyl)hydrazono)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
4-(2-(2,4-Dichlorophenyl)hydrazono)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide (CAS 478043-40-2) is a high-purity analytical reference standard with the molecular formula C13H10Cl2N2O2S2 and a molecular weight of 361.27 g/mol.
Structurally, 4-(2-(2,4-Dichlorophenyl)hydrazono)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide (C13H10Cl2N2O2S2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 361.27 g/mol, it falls into the moderately-high-molecular-weight range. 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.
CATO manufactures 4-(2-(2,4-Dichlorophenyl)hydrazono)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide 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 | C13H10Cl2N2O2S2 |
| Molecular Weight | 361.27 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Dichlorophenyl Standards
- 4-(2-(2,5-Dichlorophenyl)hydrazono)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide (CAS 338749-53-4)
- 4-(2-(3,4-Dichlorophenyl)hydrazono)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide (CAS 338749-60-3)
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Recommended Standards
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- tert-butyl 2-(3-acetyl-5-bromo-indazol-1-yl)acetate (CAS 2086183-72-2)
- 4-(Difluoromethyl)-2-iodopyridine-3,5-diol (CAS 1806801-15-9)
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- 2-((6-(4-Bromophenyl)thieno[3,2-d]pyrimidin-4-yl)thio)acetic acid (CAS 848336-14-1)
- 2-(2-(Methylsulfonyl)propan-2-yl)isonicotinic acid (CAS 2771346-00-8)
- Quinazoline-8-carbaldehyde (CAS 1823899-37-1)
- 125035-34-9 (2-Chloropyridin-3-yl)(thiophen-2-yl)methanone DTXSID10568823 (CAS 125035-34-9)
- (R)-1-(2,5-dimethylphenyl)propan-1-amine hydrochloride (CAS 1032157-06-4)
- 2-Oxo-2-((4-phenylthiazol-2-yl)amino)ethyl 2-(methylthio)nicotinate (CAS 438610-12-9)
- Semaglutide Impurity 4 (CAS CATO-C4X-22264)
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