Owing to an organic framework, α-甲基苯乙烯-2-<SUP>13</SUP>C is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 125.22 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
α-甲基苯乙烯-2-<SUP>13</SUP>C (CAS 37020-78-3), molecular formula C8[13C]H16 and molecular weight 125.22 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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.