Dinaphtho[2,1-b;1',2'-d]thiophene" CAS 194-65-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 194-65-0 |
| Molecular Formula | C20H12S |
| Molecular Weight | 284.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Dinaphtho[2,1-b;1',2'-d]thiophene" (CAS 194-65-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H12S. Molecular weight: 284.37 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C20H12S |
| Molecular Weight | 284.37 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Sulfur Atoms | 1 |
Related Dinaphtho Standards
- Dinaphtho[2,1-b:1,2-d]furan (CAS 194-63-8)
- Dinaphtho[1,2-b:2',1'-d]furan (CAS 239-69-0)
- Dinaphtho[1,2-b;1',2'-d]furan" (CAS 207-93-2)
- Dinaphtho[1,2-b;2',3'-d]furan" (CAS 239-90-7)
- Dinaphtho[2,1-b;2',3'-d]furan" (CAS 204-91-1)
- Dinaphtho[2,3-b;2',3'-d]furan" (CAS 242-51-3)
- Dinaphtho[2,1-b:2',3'-d]furan-8,13-dione (CAS 5397-99-9)
- 935280-42-5 dinaphtho[2,3-b:2',3'-f]thieno[3,2-b]thiophene (CAS 935280-42-5)
Recommended Standards
- (R)-1-Benzyl-3-(4-fluorobenzyl)piperazine (CAS 192661-22-6)
- (Z)-Ethyl 2-(3-methyl-4-oxo-5-(piperidin-1-yl)thiazolidin-2-ylidene)acetate (CAS 67432-21-7)
- N-(4-(4-Methoxypiperidin-1-yl)phenyl)methanesulfonamide (CAS 1797856-38-2)
- 5-Amino-N-isopropylpyridine-2-carboxamide (CAS 1513310-91-2)
- 2-(3,4-Dimethoxyphenyl)propan-1-ol (CAS 40181-01-9)
- 4-{[(E)-2-[4-cyano-3-(methylsulfanyl)-1,2-thiazol-5-yl]ethenyl]amino}benzoic acid (CAS 338751-12-5)
- 3’,5’,6’,7’-tetrahydrospiro[cyclobutane-1,4’-imidazo[4,5-c]pyridine] (CAS 1909313-05-8)
- Methyl 6-fluoroimidazo[1,2-a]pyridine-3-carboxylate (CAS 1359655-62-1)
- 1-(3,4-Dichlorophenyl)-3-tosylpropan-1-one (CAS 868256-43-3)
- Tirzepatide Impurity 21 X TFA Salt (CAS CATO-C4X-324021)
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