1,4-Bis(bromomethyl)-2,5-difluorobenzene CAS 35335-08-1
| CAS No. | 35335-08-1 |
| Molecular Formula | C8H6Br2F2 |
| Molecular Weight | 299.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
1,4-Bis(bromomethyl)-2,5-difluorobenzene (CAS 35335-08-1) is a high-purity analytical reference standard with the molecular formula C8H6Br2F2 and a molecular weight of 299.94 g/mol.
Based on its molecular formula C8H6Br2F2, 1,4-Bis(bromomethyl)-2,5-difluorobenzene contains fluorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 299.94 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H6Br2F2 |
| Molecular Weight | 299.94 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Halogen Content | F/Br-containing |
Related Bis Standards
- 1,2-Bis(bromomethyl)-4,5-difluorobenzene (CAS 915944-27-3)
- 1589080-79-4 3-(Bromomethyl)-2,4-dichloro-1,5-dimethoxybenzene (CAS 1589080-79-4)
- (4-Bromomethyl-phenyl)-methyl-carbamic acid tert-butyl ester (CAS 168830-93-1)
- 2-(Bromomethyl)-6-chloro-5-(difluoromethyl)pyridine-3-carboxylic acid (CAS 1804486-08-5)
- 2-(Bromomethyl)-6-chloro-3-(difluoromethyl)pyridine-5-carboxylic acid (CAS 1805365-18-7)
- 2-(Bromomethyl)-5-chloro-3-(difluoromethyl)pyridine-4-carboxylic acid (CAS 1805417-94-0)
- 2-(Bromomethyl)-4-chloro-5-(difluoromethyl)pyridine-3-carboxylic acid (CAS 1806059-71-1)
- 2-(Bromomethyl)-4,6-bis(1,1-dimethylethyl)-phenol (CAS 194734-57-1)
Recommended Standards
- 1,3-Dibromo-5-(1,1-difluoroethyl)benzene (CAS 2648588-65-0)
- 1-Bromo-2-(1-bromoethyl)-3,5-difluorobenzene (CAS 2711861-12-8)
- 1-Bromo-4-(2-bromo-1,1-difluoroethyl)benzene (CAS 471246-90-9)
- (1,2-Dibromo-2,2-difluoroethyl)benzene (CAS 384-63-4)
- 1-(2-fluoroethyl)-4-(piperidin-4-yl)piperazine (CAS 1089280-78-3)
- 1-(2-Chlorophenyl)-1-methoxypropan-2-amine (CAS 1092403-05-8)
- 7-Isopropoxy-4-methyl-2-oxo-2H-chromene-3-carbonitrile (CAS 1361004-20-7)
- (4-(Isopentylsulfonyl)phenyl)boronic acid (CAS 1217500-93-0)
- 6,7-dichloroquinoline-5,8-dione (CAS 6541-19-1)
- Dimethyl 2-(6-ethyl-2,2-dimethyl-3-thioxo-2,3-dihydroquinolin-4(1H)-ylidene)-1,3-dithiole-4,5-dicarboxylate (CAS 377062-67-4)
- 3-(Methoxymethyl)-4-methylpyrrolidine hydrochloride (CAS 2097937-33-0)
- 3-(4-(Methoxycarbonyl)phenyl)-3-(2,2,2-trifluoroacetamido)propanoic acid (CAS 886360-56-1)
- 4-Fluoro-2-(4-hydroxymethylphenyl)benzoic acid (CAS 1261994-06-2)
- D-β-Asp9-Tirzepatide (CAS CATO-CPTD788932)
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