4,10-Dibromotetracyclo[6.3.0.0^{2,6}.0^{5,9}]undecane-3,11-dione CAS 142436-72-4

Purity 97%+In StockPharmaceutical Standards
CAS No.142436-72-4
Molecular FormulaC11H10Br2O2
Molecular Weight334.00 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4,10-Dibromotetracyclo[6.3.0.0^{2,6}.0^{5,9}]undecane-3,11-dione CAS 142436-72-4 chemical structure

Description

The occurrence of 4,10-Dibromotetracyclo[6.3.0.0^{2,6}.0^{5,9}]undecane-3,11-dione 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.

4,10-Dibromotetracyclo[6.3.0.0^{2,6}.0^{5,9}]undecane-3,11-dione (CAS 142436-72-4), molecular formula C11H10Br2O2 and molecular weight 334.00 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 4,10-Dibromotetracyclo[6.3.0.0^{2,6}.0^{5,9}]undecane-3,11-dione (C11H10Br2O2) 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 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 334.00 g/mol, it falls into the moderately-high-molecular-weight range. 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), 4,10-Dibromotetracyclo[6.3.0.0^{2,6}.0^{5,9}]undecane-3,11-dione 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 FormulaC11H10Br2O2
Molecular Weight334.00 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1997
Halogen ContentBr-containing

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