dimethyl spiro[3.3]heptane-2,6-dicarboxylate CAS 37942-79-3

Purity 97%+In StockPharmaceutical Standards
CAS No.37942-79-3
Molecular FormulaC11H16O4
Molecular Weight212.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

dimethyl spiro[3.3]heptane-2,6-dicarboxylate CAS 37942-79-3 chemical structure

Description

The occurrence of dimethyl spiro[3.3]heptane-2,6-dicarboxylate is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

dimethyl spiro[3.3]heptane-2,6-dicarboxylate (CAS 37942-79-3) is a high-purity analytical reference standard with the molecular formula C11H16O4 and a molecular weight of 212.24 g/mol.

dimethyl spiro[3.3]heptane-2,6-dicarboxylate (C11H16O4) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. It is notably hygroscopic, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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.

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 FormulaC11H16O4
Molecular Weight212.24 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1967

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