(R)-2-tert-Butyl 3-methyl 5-bromo-3,4-dihydroisoquinoline-2,3(1H)-dicarboxylate CAS 1638668-16-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1638668-16-2
Molecular FormulaC16H20BrNO4
Molecular Weight370.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(R)-2-tert-Butyl 3-methyl 5-bromo-3,4-dihydroisoquinoline-2,3(1H)-dicarboxylate CAS 1638668-16-2 chemical structure

Description

The occurrence of (R)-2-tert-Butyl 3-methyl 5-bromo-3,4-dihydroisoquinoline-2,3(1H)-dicarboxylate is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies (R)-2-tert-Butyl 3-methyl 5-bromo-3,4-dihydroisoquinoline-2,3(1H)-dicarboxylate (CAS 1638668-16-2), a certified reference material (molecular formula C16H20BrNO4, MW 370.24 g/mol) for analytical method development and quality control.

Structurally, (R)-2-tert-Butyl 3-methyl 5-bromo-3,4-dihydroisoquinoline-2,3(1H)-dicarboxylate (C16H20BrNO4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 370.24 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).

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), (R)-2-tert-Butyl 3-methyl 5-bromo-3,4-dihydroisoquinoline-2,3(1H)-dicarboxylate 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 FormulaC16H20BrNO4
Molecular Weight370.24 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1993
Halogen ContentBr-containing
Nitrogen Atoms1

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