1,2-Ethanediol, polymer with 1,3-diisocyanatomethylbenzene CAS 9072-91-7
| CAS No. | 9072-91-7 |
| Molecular Formula | C9H6N2O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 1,2-Ethanediol, polymer with 1,3-diisocyanatomethylbenzene (C9H6N2O2C2H6O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 236.23 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
1,2-Ethanediol, polymer with 1,3-diisocyanatomethylbenzene (CAS 9072-91-7), molecular formula C9H6N2O2C2H6O2 and molecular weight 236.23 g/mol, is a CATO reference standard with documented purity and traceability.
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 1,2-Ethanediol, polymer with 1,3-diisocyanatomethylbenzene 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.
Physical & Chemical Properties
| Molecular Formula | C9H6N2O2 C2H6O2 |
| Molecular Weight | 236.23 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
| Nitrogen Atoms | 2 |
Related Ethanediol Standards
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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