1,2,3,4-Tetrabromo-5,6-dimethoxybenzene CAS 26884-57-1

Purity 97%+In StockPharmaceutical Standards
CAS No.26884-57-1
Molecular FormulaC8H6Br4O2
Molecular Weight453.75 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1,2,3,4-Tetrabromo-5,6-dimethoxybenzene CAS 26884-57-1 chemical structure

Description

The occurrence of 1,2,3,4-Tetrabromo-5,6-dimethoxybenzene is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 1,2,3,4-Tetrabromo-5,6-dimethoxybenzene (CAS 26884-57-1), a certified reference material (molecular formula C8H6Br4O2, MW 453.75 g/mol) for analytical method development and quality control.

Structurally, 1,2,3,4-Tetrabromo-5,6-dimethoxybenzene (C8H6Br4O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, 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 453.75 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.

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.

Physical & Chemical Properties

Molecular FormulaC8H6Br4O2
Molecular Weight453.75 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at room temperature
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1964
Halogen ContentBr-containing

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