2-Ethynyl-5-methoxythiophene CAS 878886-76-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 878886-76-1 |
| Molecular Formula | C7H6OS |
| Molecular Weight | 138.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2-Ethynyl-5-methoxythiophene (CAS 878886-76-1) pharmaceutical standards reference standard. Molecular formula: C7H6OS. Molecular weight: 138.19 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C7H6OS |
| Molecular Weight | 138.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1987 |
| Sulfur Atoms | 1 |
Related Ethynyl Standards
- 3-Ethynyl-4-methoxythiophene (CAS 2367620-31-1)
- 4-ethynyl-3-methyl-1,2-thiazol-5-amine (CAS 851049-24-6)
- 1-Ethynyl-4-fluorobicyclo[2.2.1]heptane (CAS 2287310-81-8)
- 2-Ethynyl-6-fluorospiro[3.3]heptane (CAS 2715119-96-1)
- 1-Ethynyl-2-methylcyclohexan-1-ol (CAS 15564-30-4)
- 1-Ethynyl-1-methoxycyclohexane (CAS 5240-36-8)
- trans--1-Ethynyl-4-methoxycyclohexane (CAS 2472890-09-6)
- 1-ethynyl-2-methoxybenzene 2'-Methoxyphenylacetylene 767-91-9 A9731 (CAS 767-91-9)
Recommended Standards
- 2-Amino-N-methylethanesulfonamide (CAS 94987-87-8)
- 2-methanesulfonylpropan-1-ol (CAS 21975-08-6)
- 2-Amino-4-methylthiophene-3-carbonitrile (CAS 4623-55-6)
- 2-((3,3,3-Trifluoropropyl)thio)acetonitrile (CAS 1086602-99-4)
- Allyl 3-chloro-5-ethoxy-4-((3-fluorobenzyl)oxy)benzoate (CAS 1706443-00-6)
- 5-(Methoxycarbonyl)-5,6-dihydro-2H-1,4-thiazine-3-carboxylic acid (CAS 860175-46-8)
- N-(2-(3-fluoropyridin-2-yl)phenyl)pivalamide (CAS 146141-10-8)
- 5-(Bromomethyl)-2-chloro-3-(trifluoromethyl)pyridine (CAS 1807215-92-4)
- (Butan-2-yl)({[4-(methylsulfanyl)phenyl]methyl})amine (CAS 893590-59-5)
- (Leu31,Pro3?)-Neuropeptide Y (porcine) trifluoroacetate salt (CAS 125580-28-1)
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