7-Bromo-5,8-dimethyl-3,4-dihydronaphthalen-1(2H)-one CAS 30098-36-3

Purity 97%+In StockPharmaceutical Standards
CAS No.30098-36-3
Molecular FormulaC12H13BrO
Molecular Weight253.14 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

7-Bromo-5,8-dimethyl-3,4-dihydronaphthalen-1(2H)-one CAS 30098-36-3 chemical structure

Description

The occurrence of 7-Bromo-5,8-dimethyl-3,4-dihydronaphthalen-1(2H)-one is closely related to 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.

7-Bromo-5,8-dimethyl-3,4-dihydronaphthalen-1(2H)-one (CAS 30098-36-3) is a high-purity analytical reference standard with the molecular formula C12H13BrO and a molecular weight of 253.14 g/mol.

Structurally, 7-Bromo-5,8-dimethyl-3,4-dihydronaphthalen-1(2H)-one (C12H13BrO) contains 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 253.14 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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), 7-Bromo-5,8-dimethyl-3,4-dihydronaphthalen-1(2H)-one 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 FormulaC12H13BrO
Molecular Weight253.14 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1965
Halogen ContentBr-containing

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