4-(2-(3,4-Dichlorophenyl)hydrazono)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide CAS 338749-60-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338749-60-3 |
| Molecular Formula | C13H10Cl2N2O2S2 |
| Molecular Weight | 361.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(2-(3,4-Dichlorophenyl)hydrazono)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide (CAS 338749-60-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H10Cl2N2O2S2. Molecular weight: 361.27 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
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-(2,4-Dichlorophenyl)hydrazono)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide (CAS 478043-40-2)
- 4-(2-(2,5-Dichlorophenyl)hydrazono)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide (CAS 338749-53-4)
- 3-{[(3,4-dichlorophenyl)methyl]sulfanyl}-5H-[1,2,4]triazino[5,6-b]indole (CAS 383147-81-7)
- 6-(2,4-Dichlorophenyl)-3-phenyl-7H-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazine (CAS 477846-69-8)
- 3-[(2,4-Dichlorophenyl)methyl]-6-[(4-methylphenyl)sulfanyl]pyridazine (CAS 241488-47-1)
- 1-(3,4-Dichlorophenyl)-2-((4-methoxyphenyl)sulfonyl)ethan-1-ol (CAS 320422-59-1)
- 1-(2,5-Dichlorophenyl)-5-methyl-N-(p-tolyl)-1H-1,2,4-triazole-3-carboxamide (CAS 338398-57-5)
- 1-(3,5-Dichlorophenyl)-5-methyl-N-(p-tolyl)-1H-1,2,4-triazole-3-carboxamide (CAS 338408-59-6)
Recommended Standards
- tert-butyl 2-(3-acetyl-5-bromo-indazol-1-yl)acetate (CAS 2086183-72-2)
- Canagliflozin Impurity 40 (CAS 1030825-20-7)
- 3-Allyl-[1,1'-biphenyl]-4-ol (CAS 21424-62-4)
- 7-(4-Chlorophenyl)-5-methyl-N-(pyridin-3-yl)-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide (CAS 329796-01-2)
- Ciclesonide-d7 (CAS 1225382-70-6)
- Bempedoic Acid Impurity 18 (CAS CATO-C4X-218918)
- 6-chloro-N-ethyl-N,1-dimethyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 2570124-28-4)
- 5-Chloro-2,4-difluorophenylboronic Acid (CAS 911645-24-4)
- Lurbinectedin Impurity 26 (CAS 497871-49-5)
- Semaglutide Impurity 5 (CAS 23406-82-8)
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