2,5-Dibromo-4-methoxybenzenesulfonyl chloride CAS 897026-79-8
| CAS No. | 897026-79-8 |
| Molecular Formula | C7H5Br2ClO3S |
| Molecular Weight | 364.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 364.44 g/mol gives 2,5-Dibromo-4-methoxybenzenesulfonyl chloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2,5-Dibromo-4-methoxybenzenesulfonyl chloride (CAS 897026-79-8) is a high-purity analytical reference standard with the molecular formula C7H5Br2ClO3S and a molecular weight of 364.44 g/mol.
Structurally, 2,5-Dibromo-4-methoxybenzenesulfonyl chloride (C7H5Br2ClO3S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine/bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 364.44 g/mol, it falls into the moderately-high-molecular-weight range. 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 2,5-Dibromo-4-methoxybenzenesulfonyl chloride 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 | C7H5Br2ClO3S |
| Molecular Weight | 364.44 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl/Br-containing |
| Sulfur Atoms | 1 |
Related Dibromo Standards
- 2,4-Dibromo-5-methoxybenzenesulfonyl chloride (CAS 212579-59-4)
- 4,5-Dibromo-2-(4-chlorophenyl)pyridazin-3(2H)-one (CAS 14132-96-8)
- 7,8-Dibromo-2-chloro-5,6-dihydro-9-methyl-4H-imidazo[4,5,1-ij]quinoline (CAS 1609452-31-4)
- 4,5-Dibromo-2-(3-chlorophenyl)pyridazin-3(2H)-one (CAS 221031-12-5)
- 2,6-Dibromo-3-(bromomethyl)-5-chloropyridine (CAS 55304-79-5)
- 2,7-DIBROMO-9,9-DIMETHYL-9H-FLUORENE 2,7-DIBROMO-9,9-DIMETHYLFLUORENE 28320-32-3 9,9-DIMETHYL-2,7-DIBROMOFLUORENE BC004462 (CAS 28320-32-3)
- 4,4-Dibromo-2,6-di-tert-butylcyclohexa-2,5-dienone (CAS 1144-36-1)
- 1,3-Dibromo-5-(octyloxy)benzene (CAS 1240047-14-6)
Recommended Standards
- 2,4-Dimethoxy-N-((2,3,4,9-tetrahydro-1H-carbazol-6-yl)methyl)benzamide (CAS 852138-22-8)
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- 3-(2-Ethoxyphenyl)-2-(piperazin-1-ylmethyl)quinazolin-4(3H)-one (CAS 903499-49-0)
- 2-((Benzo[d]thiazol-2-ylthio)methyl)benzo[4,5]imidazo[1,2-a]pyrimidin-4(1H)-one (CAS 721891-12-9)
- (1E)-4-({2-fluoro-[1,1'-biphenyl]-4-yl}oxy)-1-[(4-methylphenyl)amino]pent-1-en-3-one (CAS 477888-42-9)
- (2-Amino-3-(difluoromethyl)-5-methoxypyridin-4-yl)methanol (CAS 1805970-53-9)
- 5-(2-Methylcyclopropyl)-4h-1,2,4-triazol-3-amine (CAS 1248642-35-4)
- (3-Bromo-4-ethylphenyl)methanamine (CAS 124836-30-2)
- 2-{2-Cyclobutyl-7-fluoro-1H-benzo[d]imidazol-1-yl}acetic acid (CAS 1774898-65-5)
- 2-Cyclopropoxy-6-methoxy-N-methylaniline (CAS 1243367-61-4)
- 5'-Methoxy-1',3',3'-trimethyl-6-nitrospiro[chromene-2,2'-indoline] (CAS 16331-96-7)
- 2-Fluoro-5-iodo-4-methylaniline (CAS 1820711-20-3)
- ethyl 2-(2-chloroethoxy)acetate (CAS 17229-14-0)
- Des-Ile17-Tirzepatide (CAS CATO-CPTD788956)
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