| CAS No. | 52733-73-0 |
| Molecular Formula | C15H10N2O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Structurally, 1,3-Butanediol, polymer with 1,1'-methylenebis[4-isocyanatobenzene], 2,2'-oxybis[ethanol] and 1,2-propanediol (C15H10N2O2C4H10O3C4H10O2C3H8O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 522.60 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).
1,3-Butanediol, polymer with 1,1'-methylenebis[4-isocyanatobenzene], 2,2'-oxybis[ethanol] and 1,2-propanediol (CAS 52733-73-0) is a high-purity analytical reference standard with the molecular formula C15H10N2O2C4H10O3C4H10O2C3H8O2 and a molecular weight of 522.60 g/mol.
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.
CATO manufactures 1,3-Butanediol, polymer with 1,1'-methylenebis[4-isocyanatobenzene], 2,2'-oxybis[ethanol] and 1,2-propanediol 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 | C15H10N2O2 C4H10O3 C4H10O2 C3H8O2 |
| Molecular Weight | 522.60 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 2 |