5-Bromo-4-chloro-2-isopropylpyrimidine CAS 1044767-89-6
| CAS No. | 1044767-89-6 |
| Molecular Formula | C7H8BrClN2 |
| Molecular Weight | 235.51 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-4-chloro-2-isopropylpyrimidine.
5-Bromo-4-chloro-2-isopropylpyrimidine (CAS 1044767-89-6), molecular formula C7H8BrClN2 and molecular weight 235.51 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H8BrClN2, 5-Bromo-4-chloro-2-isopropylpyrimidine contains a nitrile group, chlorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 235.51 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).
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.
As a certified reference material (CRM), 5-Bromo-4-chloro-2-isopropylpyrimidine 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 | C7H8BrClN2 |
| Molecular Weight | 235.51 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
- 1-(4-Bromo-2-chlorophenyl)ethan-1-ol (CAS 1002309-96-7)
- 1-Bromo-3-chloro-2-ethoxy-benzene (CAS 1010390-50-7)
- 5-Bromo-4-chloro-6-isopropylpyrimidine (CAS 1044768-52-6)
- 2-Bromo-1-chloro-4-methoxymethyl-benzene (CAS 1079402-21-3)
- (5-Bromo-2-chlorobenzyl)hydrazine (CAS 1096824-50-8)
- 1-Bromo-4-(chloromethyl)-2-methoxybenzene (CAS 113081-49-5)
- 4-Bromo-3-chloro-2-methylanisole (CAS 1155264-58-6)
- 1-(2-Bromo-6-chlorophenyl)ethan-1-ol (CAS 1175300-45-4)
Recommended Standards
- 3-Chloro-2-methoxybenzyl bromide (CAS 1044256-94-1)
- 4-(Bromomethyl)-1-chloro-2-methoxybenzene (CAS 103347-14-4)
- (1S)-1-(4-bromophenyl)-2-chloroethanol (CAS 1076233-87-8)
- (1r)-1-(4-Bromophenyl)-2-chloroethan-1-ol (CAS 1029431-48-8)
- 2,3-Naphthalenedicarbonitrile 22856-30-0 naphthalene-2,3-dicarbonitrile (CAS 22856-30-0)
- 3-(4-Isopropylphenyl)-N-methylimidazo[1,2-a]pyrazin-8-amine (CAS 787591-18-8)
- 4-(3,4-Dihydroisoquinolin-1-yl)benzoic acid (CAS 62333-68-0)
- 3-(4-Methylpiperazin-1-yl)-1-(4-morpholinophenyl)pyrrolidine-2,5-dione (CAS 302552-63-2)
- Pitolisant impurity 5 (CAS CATO-C4X-25205)
- 4-Chloro-1-isobutyl-3-methyl-1h-pyrazole (CAS 1245808-35-8)
- Lafutidine Impurity 12 (CAS CATO-C4X-147612)
- 2-(tert-Butyl)-6-cyclopropoxybenzonitrile (CAS 1243464-51-8)
- 2-(((1,3-Dioxolan-2-yl)methyl)thio)-6-(3,5-dimethylbenzyl)-5-ethylpyrimidin-4-ol (CAS 199851-98-4)
- Pancreatic Polypeptide (bovine) (CAS 179986-89-1)
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