(E)-Methyl 3-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)acrylate CAS 383907-59-3
| CAS No. | 383907-59-3 |
| Molecular Formula | C12H12O4 |
| Molecular Weight | 220.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-Methyl 3-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)acrylate (CAS 383907-59-3), molecular formula C12H12O4 and molecular weight 220.22 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (E)-Methyl 3-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)acrylate (C12H12O4) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 220.22 g/mol, it falls into the medium-molecular-weight range. 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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C12H12O4 |
| Molecular Weight | 220.22 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.) | 2025 |
Recommended Standards
- (E)-4-(4-ethoxyphenyl)-4-oxobut-2-enoic acid (CAS 29582-31-8)
- (Methylenebis(oxy))bis(ethane-2,1-diyl) Diacetate (CAS 21912-27-6)
- (E)-4-(3-Ethoxy-3-oxoprop-1-en-1-yl)benzoic acid (CAS 91047-75-5)
- (R)-2-amino-3-(6-hydroxy-1H-indol-3-yl)propanoic acid (CAS 399030-99-0)
- 3-Borono-5-hydroxybenzoic acid (CAS 851667-21-5)
- 2-(Benzo[d][1,3]dioxol-5-yl)-N-(prop-2-yn-1-yl)acetamide (CAS 1427925-98-1)
- N-(3-Cyanothiophen-2-yl)-5-(furan-2-yl)isoxazole-3-carboxamide (CAS 1251708-25-4)
- 2,2'-(2,5-Dihexyl-1,4-phenylene)bis(1,3,2-dioxaborolane) (CAS 883741-17-1)
- 4-Bromo-N-isopropyl-3-(trifluoromethyl)aniline (CAS 1152870-19-3)
- (2E)-1-(3,4-Dichlorophenyl)-3-(3,4,5-trimethoxyphenyl)prop-2-en-1-one (CAS 352287-70-8)
- 5-(methoxymethyl)pyridine-3-carboxylic acid hydrochloride (CAS 1955548-79-4)
- Tert-butyl 2-fluoro-5-nitrobenzoate (CAS 526218-22-4)
- (2R,3R,4S)-4-Amino-3-hydroxy-2-((1R,2R)-1,2,3-trihydroxypropyl)-3,4-dihydro-2H-pyran-6-carboxylic acid (CAS 263155-12-0)
- Semaglutide Impurity 188 (CAS CATO-C4X-2226188)
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