2,5-Bis(but-3-en-1-yloxy)terephthalohydrazide CAS 2517829-09-1
| CAS No. | 2517829-09-1 |
| Molecular Formula | C16H22N4O4 |
| Molecular Weight | 334.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2,5-Bis(but-3-en-1-yloxy)terephthalohydrazide (C16H22N4O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 334.37 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).
2,5-Bis(but-3-en-1-yloxy)terephthalohydrazide (CAS 2517829-09-1), molecular formula C16H22N4O4 and molecular weight 334.37 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.
As a certified reference material (CRM), 2,5-Bis(but-3-en-1-yloxy)terephthalohydrazide 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 Formula | C16H22N4O4 |
| Molecular Weight | 334.37 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2000 |
| Nitrogen Atoms | 4 |
Recommended Standards
- 2,5-Bis(benzyloxy)benzoic acid (CAS 67127-91-7)
- 2,5-Bis(phenylethynyl)terephthalaldehyde (CAS 97094-35-4)
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- (S)-2-(4-Chlorophenyl)morpholine (CAS 1820574-65-9)
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- Liraglutide Impurity 22 (CAS 536721-25-2)
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