2,4-Dichlorothieno[3,4-d]pyrimidine CAS 36948-21-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 36948-21-7 |
| Molecular Formula | C6H2Cl2N2S |
| Molecular Weight | 205.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2,4-Dichlorothieno[3,4-d]pyrimidine (CAS 36948-21-7) pharmaceutical standards reference standard. Molecular formula: C6H2Cl2N2S. Molecular weight: 205.06 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C6H2Cl2N2S |
| Molecular Weight | 205.06 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, 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 |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dichlorothieno Standards
- 4,5-Dichlorothieno[2,3-d]pyrimidine (CAS 137240-10-9)
- 2,4-Dichlorothieno[3,2-d]pyrimidine, 97% (CAS 16234-14-3)
- 4,7-Dichlorothieno[3,2-d]pyrimidine (CAS 1823338-14-2)
- 1,4-Dichlorothieno[3,4-d]pyridazine (CAS 699-86-5)
- 4,7-Dichlorothieno[2,3-d]pyridazine (CAS 699-89-8)
- 2,4-Dichlorothieno[3,4-b]pyridine (CAS 124555-08-4)
- 2,5-Dichlorothieno[3,2-b]thiophene (CAS 39076-88-5)
- 5,7-dichlorothieno[2,3-c]pyridine (CAS 1326715-01-8)
Recommended Standards
- 2-(p-Tolyl)-1,3,6,2-dioxazaborocane (CAS 5123-18-2)
- 2,5-Dichlorothiazolo[4,5-b]pyridine (CAS 2567498-97-7)
- 2-(chlorosulfonyl)-2-methylpropanoyl chloride (CAS 41138-76-5)
- Clomeprop (CAS 84496-56-0)
- 1142204-41-8 9300AC C19H20Cl2N2O4 [(2-{[2-(2,4-Dichlorophenyl)ethyl]amino}-2-oxoethyl)(4-methoxyphenyl)amino]acetic acid (CAS 1142204-41-8)
- 5-Chloro-N-(3-cyanophenyl)furan-2-carboxamide (CAS 923184-50-3)
- 1-n-Dodecyl-2-phenylbenzimidazole (CAS 615280-16-5)
- Methyl2-((4-chloropyrimidin-2-yl)oxy)benzoate (CAS 1159822-80-6)
- 6-ethoxy-4-hydroxy-1,5-naphthyridine-3-carboxylic acid (CAS 92808-09-8)
- Tirzepatide Impurity 19 X TFA Salt (CAS CATO-C4X-324019)
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