(E)-4-(Benzo[d][1,3]dioxol-5-yl)but-3-en-2-one CAS 22214-31-9
| CAS No. | 22214-31-9 |
| Molecular Formula | C11H10O3 |
| Molecular Weight | 190.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
(E)-4-(Benzo[d][1,3]dioxol-5-yl)but-3-en-2-one (CAS 22214-31-9), molecular formula C11H10O3 and molecular weight 190.20 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H10O3, (E)-4-(Benzo[d][1,3]dioxol-5-yl)but-3-en-2-one contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 190.20 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).
CATO manufactures (E)-4-(Benzo[d][1,3]dioxol-5-yl)but-3-en-2-one 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 | C11H10O3 |
| Molecular Weight | 190.20 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 methanol, ethanol, 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.) | 1963 |
Related E Standards
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Recommended Standards
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- 3-Bromo-5-methyl-1H-indazole (CAS 40598-72-9)
- Methandriol Diacetate (CAS 2061-86-1)
- 3-Ethynyl-2-fluoro-5-methylpyridine (CAS 1824307-41-6)
- n-(4-Acetylphenyl)isonicotinamide (CAS 68279-83-4)
- 1-Chloro-2-propanol 2-(4-methylbenzenesulfonate) (CAS 54619-32-8)
- 6-(n-Isopropylsulfamoyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 1242885-48-8)
- 2,2'-((7-Chloro-9H-fluoren-2-yl)azanediyl)diethanol (CAS 6583-86-4)
- Semaglutide impurity 64 (CAS CATO-C4X-222664)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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