5-Methylthiophene-2-thiol CAS 3970-28-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3970-28-3 |
| Molecular Formula | C5H6S2 |
| Molecular Weight | 130.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Methylthiophene-2-thiol (CAS 3970-28-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H6S2. Molecular weight: 130.23 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H6S2 |
| Molecular Weight | 130.23 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Sulfur Atoms | 2 |
Related Methylthiophene Standards
- 2-Methylthiophene-3-thiol (CAS 2527-76-6)
- 3-Methylthiophene-2-thiol (CAS 3970-30-7)
- 4-Methylthiophene-2-thiol (CAS 3970-29-4)
- 5-Methylthiophene-3-thiol (CAS 2634-17-5)
- 2-methylthiophene-3-carbaldehyde (CAS 84815-20-3)
- 4-methylthiophene-3-carbaldehyde (CAS 765-77-5)
- 5-methylthiophene-3-carbaldehyde (CAS 29421-72-5)
- N2-Methylthiophene-2,3-diamine (CAS 1314915-78-0)
Recommended Standards
- 5-Methylheptan-2-ol (CAS 54630-50-1)
- 5-Methyl-1-heptanol (CAS 7212-53-5)
- Butyl 2-Butyl Ether (CAS 999-65-5)
- N-(4-Acetyl-2-fluorophenyl)pivalamide (CAS 130600-30-5)
- 2-(4-Methoxy-2-methylphenyl)pyrrolidine (CAS 899354-78-0)
- Norfluoxetine oxalate (CAS 107674-50-0)
- 6-Bromohexahydroindolizin-3(2H)-one (CAS 1824475-81-1)
- 2-(3-(2-Aminophenyl)-5-methyl-4H-1,2,4-triazol-4-yl)benzoic acid (CAS 648917-56-0)
- 1-(AZetidin-3-ylcarbonyl)piperidine hydrochloride (CAS 1993054-90-2)
- D-β-Asp15-Tirzepatide (CAS CATO-CPTD788930)
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