2,4-Dichloro-7,8-dihydro-5H-thiopyrano[4,3-d]pyrimidine 6,6-dioxide CAS 1187830-50-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1187830-50-7 |
| Molecular Formula | C7H6Cl2N2O2S |
| Molecular Weight | 253.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,4-Dichloro-7,8-dihydro-5H-thiopyrano[4,3-d]pyrimidine 6,6-dioxide (CAS 1187830-50-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H6Cl2N2O2S. Molecular weight: 253.11 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H6Cl2N2O2S |
| Molecular Weight | 253.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 5-Fluoro-4-nitro-2-(trifluoromethyl)benzoic acid (CAS 1140039-72-0)
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- 1-[(2-bromoethyl)sulfanyl]-2,4-difluorobenzene (CAS 1097824-30-0)
- 4-Hydroxyphenylboronic acid (p-Hydroxyphenyl)boronic acid 4-Hydroxybenzeneboronic acid 71597-85-8 (CAS 71597-85-8)
- 1-(7-Methoxy-2,2-dimethyl-2,3-dihydrobenzofuran-5-yl)ethanone (CAS 1285551-96-3)
- 3-Chloro-5,6-dimethylpyridazine-4-carboxamide (CAS 1019117-07-7)
- 3-Methyl-4-(pentyloxy)benzoic acid (CAS 1341789-95-4)
- Methyl 3-bromo-2,6-dichlorobenzoate (CAS 232277-30-4)
- 3-(3-Cyclopropyl-1-ethyl-1H-pyrazol-4-yl)propiolic acid (CAS 1354706-92-5)
- Delta-Sleep Inducing Peptide (CAS 62568-57-4)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com