2,4-Dichlorothieno[2,3-d]pyrimidine CAS 18740-39-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 18740-39-1 |
| Molecular Formula | C6H10Cl2N2S |
| Molecular Weight | 213.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2,4-Dichlorothieno[2,3-d]pyrimidine (CAS 18740-39-1) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C6H10Cl2N2S. Molecular weight: 213.13 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C6H10Cl2N2S |
| Molecular Weight | 213.13 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dichlorothieno Standards
- 4,6-dichlorothieno[2,3-d]pyrimidine (CAS 1638764-42-7)
- 5,7-dichlorothieno[2,3-c]pyridine (CAS 1326715-01-8)
- 4,6-dichlorothieno[2,3-b]pyridine (CAS 99429-80-8)
- 4,6-dichlorothieno[3,2-c]pyridine (CAS 2090989-47-0)
- 5,7-dichlorothieno[3,2-b]pyridine (CAS 74695-44-6)
- 2,5-Dichlorothieno[3,2-b]thiophene (CAS 39076-88-5)
- 4,5-Dichlorothieno[2,3-d]pyrimidine (CAS 137240-10-9)
- 2,4-Dichlorothieno[3,2-d]pyrimidine, 97% (CAS 16234-14-3)
Recommended Standards
- (S)-2-Amino-5-(phosphonooxy)pentanoic acid (CAS 83646-63-3)
- 3-Methyl-1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)butan-1-amine (CAS 97532-80-4)
- 3-Phenylselenetan-3-ol (CAS 112422-88-5)
- Iron Oxide BlackDISCONTINUED (CAS 12227-89-3)
- 4-Isopropyl-2-nitroaniline (CAS 63649-64-9)
- Ramelteon RC 14 (CAS 178678-16-5)
- Linagliptin impurity 148 (CAS CATO-C4X-1101148)
- 1-{4-ethoxy-3-[(2-imino-1,3-thiazol-3(2H)-yl)methyl]phenyl}ethanone hydrochloride (CAS 1052542-76-3)
- 6-Ethylisoquinoline-5-carbaldehyde (CAS 2842055-40-5)
- Peptide Impurity 64 (CAS CATO-CPTD788964)
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