5-Bromo-3-methyl-6-phenoxypyrimidine-2,4(1H,3H)-dione CAS 81077-93-2
| CAS No. | 81077-93-2 |
| Molecular Formula | C11H9BrN2O3 |
| Molecular Weight | 297.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-Bromo-3-methyl-6-phenoxypyrimidine-2,4(1H,3H)-dione.
CATO supplies 5-Bromo-3-methyl-6-phenoxypyrimidine-2,4(1H,3H)-dione (CAS 81077-93-2), a certified reference material (molecular formula C11H9BrN2O3, MW 297.10 g/mol) for analytical method development and quality control.
Based on its molecular formula C11H9BrN2O3, 5-Bromo-3-methyl-6-phenoxypyrimidine-2,4(1H,3H)-dione contains a nitrogen-containing heterocyclic scaffold, 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 297.10 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 5-Bromo-3-methyl-6-phenoxypyrimidine-2,4(1H,3H)-dione 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 | C11H9BrN2O3 |
| Molecular Weight | 297.10 g/mol |
| Appearance | Pale yellow to 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
- 3-(6-bromo-4-oxoquinazolin-3(4H)-yl)propanoic acid (CAS 102118-19-4)
- 7-Bromo-4-oxo-1,4-dihydro-[1,5]naphthyridine-2-carboxylic acid ethyl ester (CAS 1029773-20-3)
- Ethyl 7-bromo-2-oxo-2H-chromene-3-carboxylate (CAS 105837-04-5)
- 5-Bromo-N-(6-methoxypyridin-3-yl)furan-2-carboxamide (CAS 1089552-01-1)
- 5-bromo-2-fluoro-3-methanesulfonylbenzoic acid (CAS 1094428-68-8)
- Ethyl 7-bromo-4-oxo-3,4-dihydroquinazoline-2-carboxylate (CAS 113124-26-8)
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Recommended Standards
- 5-(4-Bromophenoxymethyl)furan-2-carboxylic acid (CAS 74556-58-4)
- 5-Iodo-3-phenylpyrazin-2-amine (CAS 2090128-41-7)
- 5-(3-Bromophenoxymethyl)furan-2-carboxylic acid (CAS 893743-94-7)
- 6-Bromochromone-3-propionic acid (CAS 870703-98-3)
- tert-Butyl 2-methyl-4-oxo-3,4,5,7-tetrahydro-6H-pyrrolo[3,4-d]pyrimidine-6-carboxylate (CAS 1073477-40-3)
- (7-Bromoquinolin-8-yl)methanol (CAS 1823338-46-0)
- (1-(Naphthalen-1-ylmethyl)-1H-benzo[d]imidazol-2-yl)(phenyl)methanol (CAS 708293-96-3)
- 4-(Methylthio)phenylacetyl chloride (CAS 63327-11-7)
- 1-Ethyl-3-methyl-1H-pyrazole-4-carbaldehyde (CAS 676348-38-2)
- 1,4-O-Diferuloylsecoisolariciresinol (CAS 56973-66-1)
- 2-Nitro-5-(pentafluoro-lambda6-sulfanyl)phenol (CAS 1329120-21-9)
- 1-Methyl-5-(thiophen-3-yl)-1H-pyrazole (CAS 1269292-87-6)
- 9-Octadecenamide (CAS 3322-62-1)
- Semaglutide Impurity 75 (CAS CATO-C4X-2226175)
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