3-Chloro-5H,7H,8H-thiopyrano[4,3-c]pyridazine CAS 1344299-39-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1344299-39-3 |
| Molecular Formula | C7H7ClN2S |
| Molecular Weight | 186.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Chloro-5H,7H,8H-thiopyrano[4,3-c]pyridazine (CAS 1344299-39-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H7ClN2S. Molecular weight: 186.66 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H7ClN2S |
| Molecular Weight | 186.66 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chloro Standards
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- 3-Chloro-2-(methylsulfanyl)benzaldehyde (CAS 1033574-03-6)
- (4-Chloro-phenylsulfanyl)-acetaldehyde (CAS 105126-88-3)
- 4-Chloro-7,8-dihydro-6H-thiopyrano[3,2-d]pyrimidine (CAS 111896-68-5)
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- 3-Chloro-5-(methylthio)benzaldehyde (CAS 1289164-92-6)
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Recommended Standards
- 3-Ethoxypropane-1-sulfonyl chloride (CAS 1343647-71-1)
- 5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carbonylchloride (CAS 142329-25-7)
- 4-methoxybutane-1-sulfonyl chloride (CAS 1342127-91-6)
- 6-Chloro-11H-indolo[3,2-c]quinoline (CAS 108832-13-9)
- 3,3'-Di-tert-butyl-5,5'-dimethyl-[1,1'-biphenyl]-2,2'-diol (CAS 6390-59-6)
- 2-Amino-N-(1-phenylethyl)thiophene-3-carboxamide (CAS 590357-10-1)
- Lemborexant Impurity 88 (CAS CATO-C4X-304288)
- Morpholine-4-sulfonyl chloride (CAS 1828-66-6)
- Sulfoxonium, [(5S)-5-[[(1,1-dimethylethoxy)carbonyl]amino]-2,6-dioxo-6-(phenylmethoxy)hexyl]dimethyl-, inner salt (CAS 1133931-71-1)
- Macrocyclic Peptide flaviviridae Viruses InhibitorDISCONTINUED (CAS 1510841-23-2)
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