(E)-3-(2-Bromo-4,5-dimethoxyphenyl)acrylic acid CAS 151539-52-5
| CAS No. | 151539-52-5 |
| Molecular Formula | C11H11BrO4 |
| Molecular Weight | 287.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system, (E)-3-(2-Bromo-4,5-dimethoxyphenyl)acrylic acid is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 287.11 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
(E)-3-(2-Bromo-4,5-dimethoxyphenyl)acrylic acid (CAS 151539-52-5) is a high-purity analytical reference standard with the molecular formula C11H11BrO4 and a molecular weight of 287.11 g/mol.
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 (E)-3-(2-Bromo-4,5-dimethoxyphenyl)acrylic acid 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 | C11H11BrO4 |
| Molecular Weight | 287.11 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2000 |
| Halogen Content | Br-containing |
Related E Standards
- 5-Bromo-2-morpholinonicotinicacid (CAS 1017783-03-7)
- 3-(8-Bromo-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)propanoic acid (CAS 1094381-71-1)
- N-(6-Bromo-2-methoxypyridin-3-yl)-N-(2-oxopropyl)formamide (CAS 1123194-97-7)
- 5-Bromo-6-methoxychromane-3-carboxylic acid (CAS 1170270-79-7)
- Ethyl 2-(2-bromo-6-formylphenoxy)acetate (CAS 1187385-79-0)
- Ethyl 2-(5-bromo-2-methoxyphenyl)-2-oxoacetate (CAS 1191261-77-4)
- 1-(5-Bromo-3-nitropyridin-2-yl)piperazine (CAS 1203499-08-4)
- 1-(3-Bromo-5-nitropyridin-2-yl)piperazine (CAS 1216144-33-0)
Recommended Standards
- Ethyl 5-amino-4-bromo-1-(2-cyanoethyl)-1H-pyrazole-3-carboxylate (CAS 1427023-20-8)
- Dimethyl 2-(bromomethyl)isophthalate (CAS 16281-93-9)
- Methyl 4-bromo-2-(2-methoxy-2-oxoethyl)benzoate (CAS 1403483-70-4)
- Dimethyl 4-(bromomethyl)isophthalate, 97% (CAS 16281-94-0)
- 2-(6-Bromo-1H-pyrrolo[3,2-b]pyridin-1-yl)-N,N-dimethylacetamide (CAS 2064117-91-3)
- 4,6-Dibromo-8-methyl-2-propylquinoline (CAS 1189107-58-1)
- 2-Butyl-4-propylpyrimidine-5-carboxylic acid (CAS 1541483-12-8)
- (E)-2,4-dichloro-N'-(4-(3-fluoropropoxy)benzylidene)benzohydrazide (CAS 477862-45-6)
- Pemafibrate Impurity 30 (CAS CATO-C4X-290330)
- 2,4-Di-p-tolyl-1H-pyrrole (CAS 15398-00-2)
- n-(1-Benzyl-1,2,3,4-tetrahydroquinolin-4-ylidene)hydroxylamine (CAS 1562499-09-5)
- Butyl Isocyanate (CAS 111-36-4)
- 1-(3-Methoxypropyl)-2-nitrobenzene (CAS 103095-60-9)
- Prolactin-Releasing Peptide (12-31), rat (CAS 222988-10-5)
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