4-Ethynylbenzo[c][1,2,5]thiadiazole CAS 944245-18-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 944245-18-5 |
| Molecular Formula | C8H4N2S |
| Molecular Weight | 160.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Ethynylbenzo[c][1,2,5]thiadiazole (CAS 944245-18-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H4N2S. Molecular weight: 160.20 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H4N2S |
| Molecular Weight | 160.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Ethynylbenzo Standards
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- 6-Ethynylbenzo[d]oxazol-2(3H)-one (CAS 1207594-32-8)
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- 3-Ethynylbenzo[b]thiophene (CAS 569353-00-0)
Recommended Standards
- 4-Amino-5-(methoxymethyl)-4H-1,2,4-triazole-3-thiol (CAS 31821-72-4)
- Benzo[c]isothiazole-6-carbonitrile (CAS 56910-97-5)
- 2-Hydrazinyl-5-(methoxymethyl)-1,3,4-thiadiazole (CAS 933728-41-7)
- tert-Butyl 1',2'-dihydrospiro[piperidine-4,3'-pyrrolo[2,3-c]pyridine]-1-carboxylate (CAS 857730-11-1)
- 3-(5-methyl-1H-pyrazol-3-yl)piperidine (CAS 1384427-37-5)
- 2-Methyl-4-(2-oxo-1,3-diazinan-1-yl)benzoic acid (CAS 1285631-37-9)
- 4-Tributylstannanylpyridine-3-carboxaldehyde (CAS 160351-06-4)
- 2,4(1H,3H)-Pyrimidinedione, 5-iodo-1-(2,3,5-tri-O-acetyl-β-D-arabinofuranosyl)- (CAS 84500-33-4)
- 2-Cyclohexylbenzo[d][1,3,2]dioxaborole (CAS 32999-09-0)
- (Tyr?)-C-Peptide (dog) (CAS 101135-67-5)
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