1,5-Diethyl (2E,4E)-4-{amino[4-(pyridin-2-yl)piperazin-1-yl]methylidene}-2-cyanopent-2-enedioate CAS 338406-36-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338406-36-3 |
| Molecular Formula | C20H25N5O4 |
| Molecular Weight | 399.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,5-Diethyl (2E,4E)-4-{amino[4-(pyridin-2-yl)piperazin-1-yl]methylidene}-2-cyanopent-2-enedioate (CAS 338406-36-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H25N5O4. Molecular weight: 399.44 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H25N5O4 |
| Molecular Weight | 399.44 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 5 |
Related Diethyl Standards
- 1391155-96-6 diethyl (1,1-difluoro-2-(4-methoxyphenyl)-2-(phenylamino)ethyl)phosphonate (CAS 1391155-96-6)
- Diethyl (2-nitro-4-(pentafluoro-l6-sulfanyl)benzyl)phosphonate (CAS 1309569-37-6)
- Diethyl (2-(4-(benzyloxy)phenyl)-1,1-difluoro-2-hydroxyethyl)phosphonate (CAS 181059-93-8)
- Diethyl 3,3'-(5-(4-methoxybenzyl)-1,3-phenylene)dipropanoate (CAS 1260763-78-7)
- 1,5-Diethyl (2E,4E)-4-[amino(4-phenylpiperazin-1-yl)methylidene]-2-cyanopent-2-enedioate (CAS 338396-62-6)
- Diethyl 5'-ethynyl-[1,1':3',1''-terphenyl]-4,4''-dicarboxylate (CAS 1361344-16-2)
- Diethyl [2,2'-biquinoline]-4,4'-dicarboxylate (CAS 912-84-5)
- Diethyl 4,4'-(malonylbis(azanediyl))dibenzoate (CAS 19288-86-9)
Recommended Standards
- 1-(Phenylamino)-1H-pyrrole-2,5-dione (CAS 52726-96-2)
- 1-{[(9h-fluoren-9-yl)methoxy]carbonyl}-1,2,3,4-tetrahydroquinoline-6-carboxylic acid (CAS 892878-65-8)
- (S)-4-(2-(((Benzyloxy)carbonyl)amino)-3-(tert-butoxy)-3-oxopropyl)benzoic acid (CAS 2007910-08-7)
- 3,5-Dimethoxytoluene (CAS 4179-19-5)
- 2-(1h-Imidazol-1-yl)ethanethioamide hydrochloride (CAS 159081-74-0)
- 2-Methoxy-N-pentylbenzamide (CAS 544699-31-2)
- 4-(3,4-Dichlorophenyl)-N,N-dimethyl-5-(methylsulfonyl)pyrimidin-2-amine (CAS 251307-31-0)
- 1-Methyl-3-propyl-1H-imidazol-2(3H)-imine (CAS 785021-21-8)
- 4-Cyclopropyl-1,2,5-thiadiazol-3-amine (CAS 1496127-98-0)
- Tirzepatide Impurity 46 (CAS CATO-C4X-324046)
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