Benzo[b]thieno[3,2-d]thiophene CAS 247-16-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 247-16-5 |
| Molecular Formula | C10H6S2 |
| Molecular Weight | 190.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Benzo[b]thieno[3,2-d]thiophene (CAS 247-16-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H6S2. Molecular weight: 190.28 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H6S2 |
| Molecular Weight | 190.28 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Sulfur Atoms | 2 |
Related Benzo Standards
- Benzo[1,2-b:5,4-b']dithiophene (CAS 267-61-8)
- Benzo[1,2-c:3,4-c']dithiophene (CAS 23062-31-9)
- Benzo[1,2-B:4,5-B＇]Dithiophene (CAS 267-65-2)
- 1-(Benzo[b]thiophen-3-yl)propan-2-one (CAS 1131-08-4)
- 1-(Benzo[b]thiophen-2-yl)cyclopropan-1-ol (CAS 1247714-47-1)
- 1-(BENZO[D]THIAZOL-2-YL)CYCLOPROPANAMINE (CAS 1266219-00-4)
- 3-(Benzo[b]thiophen-3-yl)propanal (CAS 1339569-61-7)
- 1-(1H-Benzo[d]imidazol-2-yl)propane-2-thione (CAS 62468-77-3)
Recommended Standards
- Cis-1-benzyl-2-methylpyrrolidin-3-amine (CAS 74880-18-5)
- cis-1-Benzyl-4-methyl-pyrrolidin-3-ylamine (CAS 75272-46-7)
- 9-Ethyl-2,3,4,5-tetrahydro-1H-benzo[b]azepin-5-amine (CAS 886367-44-8)
- 3-(2-Fluorophenyl)-4-methyl-5-(methylsulfonyl)-4H-1,2,4-triazole (CAS 116850-47-6)
- Cyanomethyl 4-(quinolin-2-yl)benzoate (CAS 61781-57-5)
- (5-Bromo-1H-indol-2-yl)methanamine (CAS 1341614-49-0)
- 3-Methyl-1-(1H-1,2,3-triazol-1-yl)butan-2-amine dihydrochloride (CAS 2034156-86-8)
- Apalutamide Impurity 45 (CAS 1807052-78-3)
- 3,5-Dimethylpicolinamide (CAS 7584-15-8)
- D-γ-Glu20-Side-Tirzepatide (CAS CATO-CPTD788929)
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