2,5-Dimethoxy-3-methyl-6-((E)-nonadec-14-enyl)[1,4]benzoquinone CAS 4146-42-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4146-42-3 |
| Molecular Formula | C28H46O4 |
| Molecular Weight | 446.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,5-Dimethoxy-3-methyl-6-((E)-nonadec-14-enyl)[1,4]benzoquinone (CAS 4146-42-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C28H46O4. Molecular weight: 446.66 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C28H46O4 |
| Molecular Weight | 446.66 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Related Dimethoxy Standards
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- 4,4'-Dimethoxy-2,2'5,5'-tetraacetoxybiphenyl (CAS 7461-72-5)
- 1-(4-((6,7-Dimethoxy-3,4-dihydroisoquinolin-1-yl)methyl)phenyl)-3-(5-fluoro-2-methylphenyl)urea (CAS 1022256-59-2)
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- 3-(Dimethoxy)-5-(tributylstannyl)pyridine (CAS 1264193-67-0)
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Recommended Standards
- 2,5-Bis(3,7-dimethyloctyloxy)terephthalaldehyde (CAS 325461-35-6)
- 9,9-Di-n-octylfluorene-2,7-dicarboxaldehyde (CAS 380600-91-9)
- (E)-({5-[(4-chlorophenyl)sulfanyl]-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl}methylidene)amino 2,2-dichloroacetate (CAS 321553-42-8)
- N-(2-Ethyl-6-methylphenyl)-2-((4-phenyl-5-((p-tolylamino)methyl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 332906-97-5)
- Perazine Dimaleate (CAS 14516-56-4)
- Epirubicin EP Impurity G (Epirubicin Dimer) (CAS 1046827-43-3)
- 1-Amino-N-(4-bromophenyl)cyclohexane-1-carboxamide (CAS 1017035-47-0)
- 6-Fluoro-4H-benzo[d][1,3]dioxin-4-one (CAS 61702-21-4)
- N-(2-(3-methyl-4-nitroisoxazol-5-yl)vinyl)-3-(methylthio)aniline (CAS 240799-82-0)
- Semaglutide impurity 93 (CAS CATO-C4X-222693)
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