| CAS No. | 1173019-01-6 |
| Molecular Formula | C2[13C]6H4O3 |
| Molecular Weight | 154.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 154.07 g/mol gives Phthalic anhydride-<SUP>13</SUP>C<SUB>6</SUB> distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies Phthalic anhydride-<SUP>13</SUP>C<SUB>6</SUB> (CAS 1173019-01-6), a certified reference material (molecular formula C2[13C]6H4O3, MW 154.07 g/mol) for analytical method development and quality control.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, Phthalic anhydride-<SUP>13</SUP>C<SUB>6</SUB> is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 154.07 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Phthalic anhydride-<SUP>13</SUP>C<SUB>6</SUB> under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
| Molecular Formula | C2[13C]6H4O3 |
| Molecular Weight | 154.07 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1989 |