(3-Methoxy-4-(prop-2-yn-1-yloxy)phenyl)dimethylphosphine oxide CAS 2903923-64-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2903923-64-6 |
| Molecular Formula | C12H15O3P |
| Molecular Weight | 238.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(3-Methoxy-4-(prop-2-yn-1-yloxy)phenyl)dimethylphosphine oxide (CAS 2903923-64-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H15O3P. Molecular weight: 238.22 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H15O3P |
| Molecular Weight | 238.22 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2004 |
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- 2-(4-(3-Methoxy-3-oxopropoxy)phenyl)acetic acid (CAS 1133000-89-1)
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- 3-(8-Methoxy-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)propanoic acid (CAS 1465746-98-8)
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Recommended Standards
- 1-(2-Fluoro-5-nitrobenzyl)pyrrolidin-2-one (CAS 1956379-96-6)
- (Z)-2-Methyl-4-((5-nitrothiophen-2-yl)methylene)oxazol-5(4H)-one (CAS 89035-34-7)
- 2-((3-(1,1-Dioxidothietan-3-yl)ureido)oxy)acetic acid (CAS 1856256-95-5)
- 6-methylsulfanyl-1H-pyrazolo[3,4-d]pyrimidine-4-carbonitrile (CAS 2866167-72-6)
- (e)-3-(Naphthalen-1-yl)prop-2-en-1-ol (CAS 98978-44-0)
- Bromhexine Impurity 9 (CAS 63471-29-4)
- 4-((3,5-Diamino-1H-pyrazol-4-yl)diazenyl)phenol (CAS 140651-18-9)
- 5-Bromo-2-methoxypyrimidine (CAS 14001-66-2)
- Olmesartan Impurity 3 (CAS 1025972-83-1)
- Semaglutide Impurity 185 (CAS CATO-C4X-2226185)
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