4-ethynyl-4-methoxyoxane CAS 1044277-49-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1044277-49-7 |
| Molecular Formula | C8H12O2 |
| Molecular Weight | 140.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-ethynyl-4-methoxyoxane (CAS 1044277-49-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H12O2. Molecular weight: 140.18 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H12O2 |
| Molecular Weight | 140.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1988 |
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Recommended Standards
- N-methyl-2-azabicyclo[2.1.1]Hexane-1-carboxamide (CAS 103794-07-6)
- 2-(Cyclohex-3-en-1-yl)acetic acid (CAS 10468-32-3)
- 4-(Hydroxymethyl)piperidine-1-carbonitrile (CAS 1032824-91-1)
- 6-(2-Bromoethyl)-7-methyl-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine (CAS 142850-98-4)
- 5-(2-Chlorobenzylidene)-2-(4-isopropoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6(5H)-one (CAS 371216-13-6)
- Choline impurity 4 (CAS CATO-C4X-15874)
- Dabigatran Impurity 19 (CAS 1416446-40-6)
- 2,6-Diaminopyridine 1-oxide (CAS 146538-81-0)
- (2S,3S)-3-Boc-amino-1,2-epoxy-4-phenyl-d (CAS 856765-76-9)
- Insulin Degludec Impurity 5 (CAS CATO-C4X-21575)
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