(E)-4-(2,4-Dimethoxyphenyl)-4-oxo-2-butenoic acid CAS 78149-70-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 78149-70-9 |
| Molecular Formula | C12H12O5 |
| Molecular Weight | 236.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-4-(2,4-Dimethoxyphenyl)-4-oxo-2-butenoic acid (CAS 78149-70-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H12O5. Molecular weight: 236.22 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H12O5 |
| Molecular Weight | 236.22 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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 E Standards
- (E)-4-(3,4-Dimethoxyphenyl)-4-oxobut-2-enoic acid (CAS 80937-23-1)
- 4-(3,4-Dimethoxyphenyl)-2-oxobut-3-enoic acid (CAS 65152-30-9)
- 4-(3,4-Dimethoxyphenyl)-4-oxobut-2-enoic acid (CAS 57045-33-7)
- 5-(2,4-dimethoxyphenyl)imidazolidine-2,4-dione (CAS 79003-60-4)
- 1-(3,4-Dimethoxyphenyl)-2,2,2-trifluoroethan-1-ol (CAS 131252-26-1)
- 1-(3,5-Dimethoxyphenyl)cyclobutanecarboxylic Acid (CAS 1260666-79-2)
- 1-[(3,4-dimethoxyphenyl)methyl]cyclopropane-1-carboxylic acid (CAS 1267218-80-3)
- 1-(3,4-Dimethoxyphenyl)cyclobutanecarboxylic Acid (CAS 147406-22-2)
Recommended Standards
- (3AR,5R,6S,7S,7aR)-5-(hydroxymethyl)-2-methoxy-2-methyltetrahydro-5H-[1,3]dioxolo[4,5-b]pyran-6,7-diol (CAS 55865-04-8)
- (2E)-3-(8-methoxy-2,3-dihydro-1,4-benzodioxin-6-yl)acrylic acid (CAS 852389-16-3)
- (Morpholin-4-yl)(3-nitrophenyl)methanone (CAS 262162-90-3)
- Fumonisin B1 (CAS 116355-83-0)
- 2-(Benzylamino)-4,4-dimethyl-6-oxo-N-phenylcyclohex-1-ene-1-carboxamide (CAS 41609-02-3)
- 5-Methyl-1H-pyrazolo[3,4-b]pyridin-3(2H)-one (CAS 1071635-90-9)
- tert-Butyl (4-methyl-5-nitropyridin-2-yl)carbamate (CAS 1062134-46-6)
- 4-Chloroquinazoline-8-carbonitrile (CAS 1231761-54-8)
- (R)-2-chloro-6,7-dihydro-5H-cyclopenta[b]pyridin-7-ol (CAS 1186506-27-3)
- Anxiety Peptide (CAS 95237-86-8)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com