2'-Hydroxy-2-methoxychalcone CAS 42220-77-9
| CAS No. | 42220-77-9 |
| Molecular Formula | C16H14O3 |
| Molecular Weight | 254.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 254.28 g/mol gives 2'-Hydroxy-2-methoxychalcone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2'-Hydroxy-2-methoxychalcone (CAS 42220-77-9) is a high-purity analytical reference standard with the molecular formula C16H14O3 and a molecular weight of 254.28 g/mol.
Based on its molecular formula C16H14O3, 2'-Hydroxy-2-methoxychalcone contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 254.28 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 2'-Hydroxy-2-methoxychalcone 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 | C16H14O3 |
| Molecular Weight | 254.28 g/mol |
| Appearance | Pale yellow to 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 |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1969 |
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Recommended Standards
- 2-Ethoxy-6-(4-methoxyphenyl)pyridine-3-carbonitrile (CAS 478064-67-4)
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- 2-Oxo-1,2-diphenylethyl acetate (CAS 574-06-1)
- Methyl 2-(1-(pyridin-2-yl)-1H-imidazol-4-yl)acetate (CAS 1334541-86-4)
- 5-CHloro-2-(3-methoxyphenoxy)pyridine (CAS 1496833-87-4)
- N-cyclopropyl-1,4-diazepane-1-carboxamide (CAS 1250756-84-3)
- (1S)-1-(2-bromo-4-methoxyphenyl)ethan-1-ol (CAS 1432670-74-0)
- N-(3-Nitro-2-pyridinesulfenyl)-L-glutamic acid γ-t-butyl ester (CAS 108312-25-0)
- 4-Chloro-6-propylthieno[2,3-d]pyrimidine (CAS 439692-82-7)
- 3-(Methylamino)butanamide (CAS 779975-35-8)
- Tert-butyl (E)-(4-chloro-3-((hydroxyimino)methyl)pyridin-2-yl)carbamate (CAS 1228670-07-2)
- 2-((3-Cyano-4,6-dimethylpyridin-2-yl)thio)acetamide (CAS 328072-66-8)
- Glucagon-like peptide 2 (CAS 89750-15-2)
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