6-Bromo-4H-1,3-benzodioxine CAS 90050-61-6
| CAS No. | 90050-61-6 |
| Molecular Formula | C8H7BrO2 |
| Molecular Weight | 215.04 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 6-Bromo-4H-1,3-benzodioxine.
6-Bromo-4H-1,3-benzodioxine (CAS 90050-61-6), molecular formula C8H7BrO2 and molecular weight 215.04 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C8H7BrO2, 6-Bromo-4H-1,3-benzodioxine contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 215.04 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.
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), 6-Bromo-4H-1,3-benzodioxine 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 | C8H7BrO2 |
| Molecular Weight | 215.04 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Br-containing |
Related Bromo Standards
- 6-Bromo-1,3-dihydroisobenzofuran-1-ol (CAS 100655-92-3)
- 2-Bromo-3-methoxybenzaldehyde (CAS 10401-18-0)
- 4-bromo-3-(difluoromethyl)-1-methyl-pyrazole (CAS 1089212-38-3)
- 1-(2-Bromo-5-hydroxyphenyl)ethan-1-one (CAS 1127422-81-4)
- 1-(2-Bromo-3-hydroxyphenyl)ethan-1-one (CAS 1232407-20-3)
- 2-Bromo-3-(hydroxymethyl)benzaldehyde (CAS 1255794-73-0)
- 2-Bromo-6-methoxybenzaldehyde (CAS 126712-07-0)
- 5-Bromo-2,3-dimethylcyclohexa-2,5-diene-1,4-dione (CAS 13070-27-4)
Recommended Standards
- 6-Bromo-2,3-dihydrobenzofuran-5-ol (CAS 40492-53-3)
- 7,8-Dichloro-1,5-naphthyridin-2(1H)-one (CAS 915976-99-7)
- 6-Bromo-1,3-dihydroisobenzofuran-4-ol (CAS 2408640-52-6)
- 7-Bromo-4H-benzo[d][1,3]dioxine (CAS 499770-95-5)
- 3-Isothiocyanato-2-methylprop-1-ene (CAS 41834-90-6)
- Ethyl N-{2-[2-(2,4-difluorophenyl)hydrazono]-3-oxobutanoyl}carbamate (CAS 477854-17-4)
- 1,3-Dimethyl-1H-pyrrolo[3,2-d]pyrimidine-2,4(3H,5H)-dione (CAS 46155-89-9)
- 1-Bromo-2-ethyl-5-fluoro-4-methoxybenzene (CAS 1421503-45-8)
- (1-(O-tolyl)-1H-1,2,3-triazol-4-yl)methanamine (CAS 1248216-86-5)
- 2'-Methoxy-[3,3'-bipyridin]-6-amine (CAS 1196152-56-3)
- 1H-Isoxazolo[3,4-b]indole (CAS 140469-00-7)
- 2-(5-Trifluoromethyl-pyridin-2-yloxy)-ethanol (CAS 345200-93-3)
- -1-phenyl-1-penten-3-one, 97% (CAS 3152-68-9)
- Casein kinase II peptide Substrate (CAS 154444-98-1)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com