3-(3,4,5-Trimethoxyphenyl)acrylic anhydride CAS 71989-97-4
| CAS No. | 71989-97-4 |
| Molecular Formula | C24H26O9 |
| Molecular Weight | 458.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 458.46 g/mol gives 3-(3,4,5-Trimethoxyphenyl)acrylic anhydride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-(3,4,5-Trimethoxyphenyl)acrylic anhydride (CAS 71989-97-4) is a high-purity analytical reference standard with the molecular formula C24H26O9 and a molecular weight of 458.46 g/mol.
Based on its molecular formula C24H26O9, 3-(3,4,5-Trimethoxyphenyl)acrylic anhydride contains a flavonoid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 458.46 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.
CATO manufactures 3-(3,4,5-Trimethoxyphenyl)acrylic anhydride 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 | C24H26O9 |
| Molecular Weight | 458.46 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, 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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
Related Trimethoxyphenyl Standards
- 4-[(E)-[(3,4,5-Trimethoxyphenyl)methylidene]amino]phenyl 4-methoxybenzene-1-sulfonate (CAS 329777-92-6)
- (2-Methyl-4-(3,4,5-trimethoxyphenyl)-1,4-dihydrobenzo[4,5]imidazo[1,2-a]pyrimidin-3-yl)(phenyl)methanone (CAS 881596-24-3)
- 2,6-Bis[(3,4,5-trimethoxyphenyl)methylidene]cyclohexan-1-one (CAS 312276-03-2)
- 4-[(2E)-3-(2,3,4-Trimethoxyphenyl)prop-2-enoyl]phenyl 4-nitrobenzoate (CAS 288306-48-9)
- 1-(3,4,5-Trimethoxyphenyl)-2-(triphenylphosphoranylidene)ethanone (CAS 122682-77-3)
- 4-(2-{[5-(3,4,5-trimethoxyphenyl)-1,3,4-oxadiazol-2-yl]sulfanyl}acetamido)benzoic acid (CAS 728907-98-0)
- 4-[(2E)-3-(2,3,4-Trimethoxyphenyl)prop-2-enoyl]phenyl 4-tert-butylbenzoate (CAS 288306-49-0)
- 3-Benzyl-6-{[3-(3,4,5-trimethoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl}-3H,6H,7H-[1,2,3]triazolo[4,5-d]pyrimidin-7-one (CAS 1040655-10-4)
Recommended Standards
- 2-[(3S)-3-(9H-fluoren-9-ylmethoxycarbonylamino)-4-oxo-2,3-dihydro-1,5-benzoxazepin-5-yl]acetic acid (CAS 959574-95-9)
- 3-(Benzofuran-5-yl)-1-(2-hydroxy-4-methyl-6-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)phenyl)propan-1-one (CAS 209746-56-5)
- 1-((9H-fluoren-9-yl)methyl) 2-(4-nitrophenyl) (S)-pyrrolidine-1,2-dicarboxylate (CAS 71989-32-7)
- N'-(3-benzylquinoxalin-2-yl)-3-(trifluoromethyl)benzenesulfonohydrazide (CAS 477889-31-9)
- 3-(2,6-Dichlorobenzyl)quinazolin-4(3H)-one (CAS 618443-46-2)
- (R)-tert-Butyl 3-(3-fluoro-2-nitrophenoxy)pyrrolidine-1-carboxylate (CAS 1233859-92-1)
- 3-Pentadecylcatechol (CAS 492-89-7)
- 4-Bromo-2-fluoro-3-(trifluoromethyl)benzenesulfonyl chloride (CAS 2366994-51-4)
- 6-Chloro-7-deazapurine-a-D-riboside (CAS 120401-32-3)
- tert-Butyl 4-fluoro-5-hydroxyazepane-1-carboxylate (CAS 1209780-33-5)
- 2-(5-Amino-1h-indol-1-yl)acetic acid (CAS 1250392-27-8)
- 3-Bromo-6-chloropyridin-2(1H)-one (CAS 848423-85-8)
- 3-Phenyltetrahydrofuran-2-carboxylic acid (CAS 1824423-81-5)
- Semaglutide impurity 58 (CAS CATO-C4X-222658)
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 18665070610 / Nicole.chen@cato-chem.com