2-[6-Amino-4-(4-bromophenyl)-5-cyano-2-methyl-4H-pyran-3-carbonyloxy]ethyl 2-methylprop-2-enoate CAS 939888-96-7
| CAS No. | 939888-96-7 |
| Molecular Formula | C20H19BrN2O5 |
| Molecular Weight | 447.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-[6-Amino-4-(4-bromophenyl)-5-cyano-2-methyl-4H-pyran-3-carbonyloxy]ethyl 2-methylprop-2-enoate is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2-[6-Amino-4-(4-bromophenyl)-5-cyano-2-methyl-4H-pyran-3-carbonyloxy]ethyl 2-methylprop-2-enoate (CAS 939888-96-7), molecular formula C20H19BrN2O5 and molecular weight 447.28 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C20H19BrN2O5, 2-[6-Amino-4-(4-bromophenyl)-5-cyano-2-methyl-4H-pyran-3-carbonyloxy]ethyl 2-methylprop-2-enoate contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 447.28 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 2-[6-Amino-4-(4-bromophenyl)-5-cyano-2-methyl-4H-pyran-3-carbonyloxy]ethyl 2-methylprop-2-enoate 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 | C20H19BrN2O5 |
| Molecular Weight | 447.28 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Amino Standards
- (2S)-2-Amino-N1-(1-((S)-1-((S)-2-amino-3-(4-hydroxyphenyl)propanoyl)pyrrolidin-2-yl)-1,3-dioxobutan-2-yl)succinamide (CAS 82867-72-9)
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- Ethyl 4-(((7-amino-5-(benzylthio)pyrimido[5,4-e][1,2,4]triazin-3-yl)methyl)amino)benzoate (CAS 35171-06-3)
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Recommended Standards
- (E)-2-(2,4-dichlorostyryl)-1-(4-(trifluoromethyl)benzyl)-1H-benzo[d]imidazole (CAS 321433-13-0)
- 3-(4-Bromophenyl)-5-(4-methoxyphenoxy)-[1,2,4]triazolo[4,3-c]quinazoline (CAS 477853-49-9)
- Tadalafil Impurity 80 (CAS CATO-C4X-108780)
- 4-Chloro-N-(2-(4-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)piperazin-1-yl)ethyl)benzamide (CAS 338792-82-8)
- (2E)-3-[(4-Chlorophenyl)amino]-2-(thiophen-3-yl)prop-2-enenitrile (CAS 477851-21-1)
- 4-(2-Aminoethyl)benzyl Alcohol (CAS 64353-30-6)
- 1-(1-Ethyl-1H-pyrazol-5-yl)-N-(4-fluorobenzyl)methanamine hydrochloride (CAS 1856062-18-4)
- Potassium 5,6-dicarboxypyrazine-2,3-dicarboxylate (CAS 54722-63-3)
- 4-(methoxymethyl)piperidin-4-amine (CAS 412357-29-0)
- Calcium formate (CAS 544-17-2)
- 2-(Pyrrolidin-1-yl)-1,3-benzothiazol-6-amine (CAS 101213-32-5)
- Esomeprazole Impurity 90 (CAS CATO-C4X-111290)
- N-(Furan-3-ylmethyl)-3-(thiophen-2-yl)-N-(2-(thiophen-2-yl)ethyl)acrylamide (CAS 1428381-97-8)
- Semaglutide impurity 38 (CAS CATO-C4X-222638)
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