5-(2,4-Dimethoxyphenyl)cyclohexane-1,3-dione CAS 78546-99-3
| CAS No. | 78546-99-3 |
| Molecular Formula | C14H16O4 |
| Molecular Weight | 248.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 248.27 g/mol gives 5-(2,4-Dimethoxyphenyl)cyclohexane-1,3-dione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
5-(2,4-Dimethoxyphenyl)cyclohexane-1,3-dione (CAS 78546-99-3), molecular formula C14H16O4 and molecular weight 248.27 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 5-(2,4-Dimethoxyphenyl)cyclohexane-1,3-dione (C14H16O4) is characterized by a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 5-(2,4-Dimethoxyphenyl)cyclohexane-1,3-dione under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C14H16O4 |
| Molecular Weight | 248.27 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
Related Dimethoxyphenyl Standards
- 5-(2,5-Dimethoxyphenyl)cyclohexane-1,3-dione (CAS 1092288-84-0)
- (2,4-Dimethoxyphenyl)(5-methylfuran-2-yl)methanol (CAS 1282275-47-1)
- (2,5-Dimethoxyphenyl)(5-methylfuran-2-yl)methanol (CAS 1282909-77-6)
- 190064-28-9 5-(3,4-Dimethoxyphenyl)cyclohexane-1,3-dione 6402AD C14H16O4 (CAS 190064-28-9)
- (3,4-Dimethoxyphenyl)(5-methylfuran-2-yl)methanol (CAS 327067-40-3)
- 4-(3,4-Dimethoxyphenyl)cyclohexane-1,3-dione (CAS 74528-53-3)
- [2-(3,4-Dimethoxyphenyl)-5-methyl-1,3-oxazol-4-yl]methanamine (CAS 1048920-75-7)
- 1-(3-(3,4-Dimethoxyphenyl)-1H-1,2,4-triazol-5-yl)ethanamine (CAS 1494839-54-1)
Recommended Standards
- 4,7-Dioxo-7-(p-tolyl)heptanoic acid (CAS 522663-97-4)
- 5-Ethoxy-3-methyl-benzofuran-2-carboxylic acid ethyl ester (CAS 554405-06-0)
- 6,7-Diethoxy-4-methylcoumarin (CAS 314744-06-4)
- 3-Hydroxy-2-(5-hydroxypentyl)chromen-4-one (CAS 267400-83-9)
- triphenylmethyl isothiocyanate (CAS 1726-94-9)
- 2-Mercapto-benzooxazole-5-sulfonic acid (4-chloro-phenyl)-amide (CAS 379729-37-0)
- rel-(2S,4S)-Methyl 4-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)pyrrolidine-2-carboxylate hydrochloride (CAS 1212153-95-1)
- 2-(4,5-Dimethyl-1H-imidazol-2-yl)pyridine (CAS 942223-96-3)
- Dopamine EP Impurity C (CAS 120-20-7)
- 2,4-dinitrophenylsulfonyl chloride (CAS 1656-44-6)
- Diisopropyl (perfluorophenyl)boronate (CAS 267006-38-2)
- 2,3-Dihydropyrazolo[5,1-b]oxazol-7-amine (CAS 2041076-56-4)
- Methyl 2,3-dihydro-[1,4]dioxino[2,3-c]pyridine-7-carboxylate (CAS 527681-12-5)
- Semaglutide impurity 286 (CAS CATO-C4X-2226286)
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