933-52-8 RT4AQ22KS4 2,2,4,4-Tetramethyl-1,3-cyclobutanedione 1,3-Cyclobutanedione, 2,2,4,4-tetramethyl- Tetramethylcyclobutane-1,3-dione AI3-15918 EINECS 213-269-6 HSDB 5522 NSC 46472 NSC 72172 Tetramethylcyclobuta-1,3-dione 1,1,3,3-Tetramethylcyclobutanedione Tetramethyl-1,3-cyclobutanedione 2,2,4,4-Tetramethylcyclobutanedione UNII-RT4AQ22KS4 CAS 933-52-8

Purity 97%+In StockPharmaceutical Standards
CAS No.933-52-8
Molecular FormulaC8H12O2
Molecular Weight140.18 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

933-52-8 RT4AQ22KS4 2,2,4,4-Tetramethyl-1,3-cyclobutanedione 1,3-Cyclobutanedione, 2,2,4,4-tetramethyl- Tetramethylcyclobutane-1,3-dione AI3-15918 EINECS 213-269-6 HSDB 5522 NSC 46472 NSC 72172 Tetramethylcyclobuta-1,3-dione 1,1,3,3-Tetramethylcyclobutanedione Tetramethyl-1,3-cyclobutanedione 2,2,4,4-Tetramethylcyclobutanedione UNII-RT4AQ22KS4 CAS 933-52-8 chemical structure

Description

The occurrence of 933-52-8 RT4AQ22KS4 2,2,4,4-Tetramethyl-1,3-cyclobutanedione 1,3-Cyclobutanedione, 2,2,4,4-tetramethyl- Tetramethylcyclobutane-1,3-dione AI3-15918 EINECS 213-269-6 HSDB 5522 NSC 46472 NSC 72172 Tetramethylcyclobuta-1,3-dione 1,1,3,3-Tetramethylcyclobutanedione Tetramethyl-1,3-cyclobutanedione 2,2,4,4-Tetramethylcyclobutanedione UNII-RT4AQ22KS4 is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

933-52-8 RT4AQ22KS4 2,2,4,4-Tetramethyl-1,3-cyclobutanedione 1,3-Cyclobutanedione, 2,2,4,4-tetramethyl- Tetramethylcyclobutane-1,3-dione AI3-15918 EINECS 213-269-6 HSDB 5522 NSC 46472 NSC 72172 Tetramethylcyclobuta-1,3-dione 1,1,3,3-Tetramethylcyclobutanedione Tetramethyl-1,3-cyclobutanedione 2,2,4,4-Tetramethylcyclobutanedione UNII-RT4AQ22KS4 (CAS 933-52-8) is a high-purity analytical reference standard with the molecular formula C8H12O2 and a molecular weight of 140.18 g/mol.

Based on its molecular formula C8H12O2, 933-52-8 RT4AQ22KS4 2,2,4,4-Tetramethyl-1,3-cyclobutanedione 1,3-Cyclobutanedione, 2,2,4,4-tetramethyl- Tetramethylcyclobutane-1,3-dione AI3-15918 EINECS 213-269-6 HSDB 5522 NSC 46472 NSC 72172 Tetramethylcyclobuta-1,3-dione 1,1,3,3-Tetramethylcyclobutanedione Tetramethyl-1,3-cyclobutanedione 2,2,4,4-Tetramethylcyclobutanedione UNII-RT4AQ22KS4 contains a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 140.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 933-52-8 RT4AQ22KS4 2,2,4,4-Tetramethyl-1,3-cyclobutanedione 1,3-Cyclobutanedione, 2,2,4,4-tetramethyl- Tetramethylcyclobutane-1,3-dione AI3-15918 EINECS 213-269-6 HSDB 5522 NSC 46472 NSC 72172 Tetramethylcyclobuta-1,3-dione 1,1,3,3-Tetramethylcyclobutanedione Tetramethyl-1,3-cyclobutanedione 2,2,4,4-Tetramethylcyclobutanedione UNII-RT4AQ22KS4 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 FormulaC8H12O2
Molecular Weight140.18 g/mol
Purity97%+
StorageStore at 2-8°C
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1957

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