(E)-3-(dimethylamino)-1-(3-(4-methoxyphenyl)benzo[c]isoxazol-5-yl)prop-2-en-1-one CAS 691869-97-3
| CAS No. | 691869-97-3 |
| Molecular Formula | C19H18N2O3 |
| Molecular Weight | 322.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), (E)-3-(dimethylamino)-1-(3-(4-methoxyphenyl)benzo[c]isoxazol-5-yl)prop-2-en-1-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
(E)-3-(dimethylamino)-1-(3-(4-methoxyphenyl)benzo[c]isoxazol-5-yl)prop-2-en-1-one (CAS 691869-97-3), molecular formula C19H18N2O3 and molecular weight 322.36 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C19H18N2O3, (E)-3-(dimethylamino)-1-(3-(4-methoxyphenyl)benzo[c]isoxazol-5-yl)prop-2-en-1-one contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 322.36 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C19H18N2O3 |
| Molecular Weight | 322.36 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 2 |
Related E Standards
- N-(2-((2-(dimethylamino)ethyl)(methyl)amino)-4-methoxy-5-nitrophenyl)acrylamide (CAS 1810048-28-2)
- (E)-3-(dimethylamino)-1-(3-(3-methoxyphenyl)benzo[c]isoxazol-5-yl)prop-2-en-1-one (CAS 383147-10-2)
- 3-(5-(3-(Dimethylamino)phenoxy)pyrimidin-2-ylamino)phenol 4350AF 956128-01-1 C18H18N4O2 (CAS 956128-01-1)
- N-((5-(Dimethylamino)naphthalen-1-yl)sulfonyl)-N-methylglycine (CAS 1093-96-5)
- N-(4-(Dimethylamino)-2-ethoxypyrimidin-5-yl)benzenesulfonamide (CAS 1797974-88-9)
- Ethyl 4-(dimethylamino)-3-(((methoxyamino)methylene)amino)thieno[2,3-b]pyridine-2-carboxylate (CAS 341967-24-6)
- N-((5-(dimethylamino)naphthalen-1-yl)sulfonyl)-N-methylglycine (CAS 72517-44-3)
- N1-(2-(Dimethylamino)-2-(thiophen-2-yl)ethyl)-N2-(5-methylisoxazol-3-yl)oxalamide (CAS 941975-96-8)
Recommended Standards
- (E)-N-[2-(3-Indolyl)ethyl]-3-(3,4-dihydroxyphenyl)acrylamide (CAS 945453-47-4)
- (E)-2-(4-(2-(1H-Indazol-3-yl)vinyl)phenoxy)ethyl acetate (CAS 841258-16-0)
- (E)-N-[2-(5-Hydroxy-3-indolyl)ethyl]-3-(4-hydroxyphenyl)acrylamide (CAS 201301-83-9)
- (5-Formyl-2-pyridinyl)imidodicarbonic acid bis(1,1-dimethylethyl) ester (CAS 666721-10-4)
- 3-Chloro-6-methyl-4-nitropyridazine (CAS 771-78-8)
- 4-Chloro-8-methoxyquinoline-3-carboxamide (CAS 138586-32-0)
- 5-(1-Ethyl-1H-pyrazol-3-yl)furan-2-carboxylic acid (CAS 1399656-52-0)
- 3-(5-(Piperidin-1-ylmethyl)thiophen-3-yl)prop-2-yn-1-amine (CAS 1249071-65-5)
- lithium(1+) ion 5-methyl-1H-1,2,4-triazole-3-carboxylate (CAS 1955507-13-7)
- 1-(2-Methylphenyl)cyclohexan-1-ol (CAS 6957-09-1)
- 4-Chloro-2-methylisoindolin-1-one (CAS 1378577-19-5)
- 2-Ethyl-6-methylthiomorpholine 1-oxide (CAS 1562110-91-1)
- 5-Bromo-6-fluoro-1H-1,3-benzodiazol-2-amine (CAS 1388050-44-9)
- Semaglutide (CAS CATO-C4X-2226105)
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