5-(3,4-Dihydro-2h-1,5-benzodioxepin-7-yl)-5-methylimidazolidine-2,4-dione CAS 956437-59-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 956437-59-5 |
| Molecular Formula | C13H14N2O4 |
| Molecular Weight | 262.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(3,4-Dihydro-2h-1,5-benzodioxepin-7-yl)-5-methylimidazolidine-2,4-dione (CAS 956437-59-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H14N2O4. Molecular weight: 262.26 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H14N2O4 |
| Molecular Weight | 262.26 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.) | 1987 |
| Nitrogen Atoms | 2 |
Related Dihydro Standards
- Dihydro Caffeic Acid 3-O-Sulfate Sodium Salt (CAS 1187945-70-5)
- 2-((5-Oxo-4,5-dihydro-1,2,4-triazin-3-yl)thio)-N-phenylacetamide (CAS 879860-32-9)
- N-(5,6-dihydro-4H-cyclopenta[d]thiazol-2-yl)-2-fluorobenzamide (CAS 600130-70-9)
- n-(5,6-Dihydro-4h-cyclopenta[d]thiazol-2-yl)-4-fluorobenzamide (CAS 600130-75-4)
- 1,3-Dihydro-3-(phenylamino)-1-(2-propyn-1-yl)-2H-indol-2-one (CAS 1169930-57-7)
- 4-(2,3-Dihydro-1H-inden-5-yl)phthalazin-1(2H)-one (CAS 866050-17-1)
- 5-(2,3-Dihydro-1,4-benzodioxin-6-yl)-1-ethyl-1h-imidazole-2-thiol (CAS 852388-84-2)
- 4-(3-Butyl-2,3-dihydro-1H-imidazol-1-yl)butane-1-sulfonic acid (CAS 439937-61-8)
Recommended Standards
- 5-(2-Methoxy-2-(4-nitrophenyl)ethyl)-3-methylisoxazole (CAS 61449-22-7)
- 5-(3,4-Dimethoxyphenyl)-2-methyl-3-furoic acid (CAS 696627-31-3)
- 5-(2,5-Dimethoxyphenyl)-4-methyl-1h-pyrazole-3-carboxylic acid (CAS 890626-00-3)
- 1-Ethoxy-2-(isocyanatomethyl)benzene (CAS 93489-09-9)
- tert-Butyl 2-formylaziridine-1-carboxylate (CAS 852485-58-6)
- 3-((4-Chlorophenyl)thio)-1-(furan-2-yl)propan-1-one (CAS 882748-84-7)
- 2,3-Dimethyl-3-phenylpropiophenone (CAS 898764-24-4)
- (S)-Ethyl 2-((tert-butyldimethylsilyl)oxy)propanoate (CAS 106513-42-2)
- S-2-Chlorobenzyl ethanethioate (CAS 887092-71-9)
- Semaglutide impurity 69 (CAS CATO-C4X-222669)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com