4-Chloro-[1,2,5]thiadiazolo[3,4-c]pyridine CAS 26271-17-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 26271-17-0 |
| Molecular Formula | C5H2ClN3S |
| Molecular Weight | 171.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Chloro-[1,2,5]thiadiazolo[3,4-c]pyridine (CAS 26271-17-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C5H2ClN3S. Molecular weight: 171.61 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C5H2ClN3S |
| Molecular Weight | 171.61 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 |
| CAS Registry Year (est.) | 1964 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 5-Chlorothiazolo[4,5-d]pyrimidine (CAS 1535441-43-0)
- 2-(2-Amino-6-chlorophenyl)ethanol (CAS 100376-53-2)
- 4-Chloroisothiazolo[5,4-d]pyrimidine (CAS 1483065-60-6)
- Niobium N-Butoxide (CAS 51030-47-8)
- 7-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-4,5-dihydro-1H-benzo[b]azepin-2(3H)-one (CAS 1312005-59-6)
- 3-(Pyrrolidin-3-yl)thieno[3,2-d]pyrimidine-2,4(1H,3H)-dione (CAS 1708427-94-4)
- N-((5-((2-((4-Fluorophenyl)amino)-2-oxoethyl)thio)-4-(3-(trifluoromethyl)phenyl)-4H-1,2,4-triazol-3-yl)methyl)benzamide (CAS 393839-83-3)
- 5-(2-Methoxyphenyl)isoxazol-3-ol (CAS 24157-90-2)
- Argatroban Impurity 96 (CAS 951130-92-0)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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