2-Methylthieno[3,2-b]thiophene CAS 13393-75-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 13393-75-4 |
| Molecular Formula | C7H6S2 |
| Molecular Weight | 154.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Methylthieno[3,2-b]thiophene (CAS 13393-75-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H6S2. Molecular weight: 154.25 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H6S2 |
| Molecular Weight | 154.25 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
| Sulfur Atoms | 2 |
Related Methylthieno Standards
- 3-Methylthieno[2,3-b]thiophene (CAS 1723-34-8)
- 2-Methylthieno[2,3-b]thiophene (CAS 26238-22-2)
- 2-Methylthieno[2,3-d]thiazole (CAS 61612-02-0)
- 6-Methylthieno[2,3-d]pyrimidine (CAS 106691-22-9)
- 5-Methylthieno[2,3-d]pyrimidine (CAS 19673-87-1)
- 2-Methylthieno[2,3-d]pyrimidine (CAS 56844-01-0)
- 7-methylthieno[3,2-d]pyrimidine (CAS 871013-26-2)
- 4-Methylthieno[3,4-b]pyridine (CAS 109510-31-8)
Recommended Standards
- (+)-Trans-myrtanol (CAS 132203-71-5)
- n-((4-Methylpyrrolidin-3-yl)methyl)cyclopropanamine (CAS 1339812-52-0)
- (2S,5S)-5-Isopropyl-2-methylcyclohexanone (CAS 13163-73-0)
- 3-Methoxy-4-(2-(4-methylpiperidin-1-yl)-2-oxoethoxy)benzaldehyde (CAS 1389480-61-8)
- 2-(Benzylamino)-2-phenylacetonitrile hydrochloride (CAS 32153-18-7)
- 7-Fluoro-2-hydroxynaphthalene-1,4-dione (CAS 58472-36-9)
- 17-Dimethylaminogeldanamycin (CAS 150270-08-9)
- Econazole impurity 17 (CAS 24155-44-0)
- 1,3,3-Trimethylcyclobutan-1-amine hydrochloride (CAS 2138586-43-1)
- Peptide Impurity 24 (CAS CATO-CPTD788824)
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