2-(Bromomethyl)-5,8-dihydroxyquinazolin-4(1H)-one CAS 117498-05-2
| CAS No. | 117498-05-2 |
| Molecular Formula | C9H7BrN2O3 |
| Molecular Weight | 271.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2-(Bromomethyl)-5,8-dihydroxyquinazolin-4(1H)-one (CAS 117498-05-2) is a high-purity analytical reference standard with the molecular formula C9H7BrN2O3 and a molecular weight of 271.07 g/mol.
Structurally, 2-(Bromomethyl)-5,8-dihydroxyquinazolin-4(1H)-one (C9H7BrN2O3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 271.07 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 2-(Bromomethyl)-5,8-dihydroxyquinazolin-4(1H)-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C9H7BrN2O3 |
| Molecular Weight | 271.07 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Bromomethyl Standards
- 6-Bromomethyl-2,4-diamino-7-pteridinol (CAS 1797989-11-7)
- 4-(Bromomethyl)-5,7-dihydroxy-2H-chromen-2-one (CAS 90059-74-8)
- 5-(Bromomethyl)-2-fluoro-1-methyl-3-(trifluoromethyl)benzene (CAS 1373921-09-5)
- 1-(Bromomethyl)-2-fluoro-5-methyl-3-(trifluoromethyl)benzene (CAS 1706438-74-5)
- 1-(Bromomethyl)-4-fluoro-3-methyl-2-(trifluoromethyl)benzene (CAS 1706438-98-3)
- 1-(Bromomethyl)-2-fluoro-4-methyl-3-(trifluoromethyl)benzene (CAS 1824048-80-7)
- 1-(Bromomethyl)-2-fluoro-3-methyl-5-(trifluoromethyl)benzene (CAS 2091670-09-4)
- 7-(Bromomethyl)-8-fluoro-3-methylquinoxalin-2(1H)-one (CAS 2756333-93-2)
Recommended Standards
- 5-Bromo-6-methoxy-1H-indazole-3-carboxylic acid (CAS 1134328-13-4)
- 3-(3-bromo-4-methoxyphenyl)-4,5-dihydro-1,2,4-oxadiazol-5-one (CAS 1183996-38-4)
- (2,6-Dichloropyrimidin-4-yl)-(4-fluorophenyl)methanone (CAS 1099597-81-5)
- 6-Bromo-2-oxo-1,2,3,4-tetrahydro-1,8-naphthyridine-3-carboxylic acid (CAS 1196154-23-0)
- 4-Chloro-3-iodoaniline (CAS 573764-31-5)
- (S)-2-Hydroxy-3-(4-hydroxy-3-methoxyphenyl)propanoic acid (CAS 313952-20-4)
- 5-(Chloromethyl)-2-methanesulfonyl-1-(prop-2-en-1-yl)-1h-imidazole (CAS 1221343-03-8)
- Diazoxide Impurity 14 (CAS CATO-C4X-195214)
- Progesterone Impurity 61 (CAS CATO-C4X-150261)
- 2-Methyl-2-((7-methyl-2,3-dihydro-1H-inden-4-yl)oxy)propanoic acid (CAS 175136-07-9)
- 2-Bromo-4-fluoro-beta,beta-dimethylbenzenepropanoic acid (CAS 1198785-51-1)
- 5-(4-Methoxybenzyl)-2-methylpyrimidine-4,6-diamine (CAS 338965-06-3)
- Ethyl 4-([(4-formyl-2-iodo-6-methoxyphenoxy)acetyl]amino)benzoate (CAS 832674-64-3)
- Pancreatic Polypeptide (human) trifluoroacetate salt (CAS 75976-10-2)
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