Diethyl 2-(4-chlorobutyl)malonate CAS 18719-44-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 18719-44-3 |
| Molecular Formula | C11H19ClO4 |
| Molecular Weight | 250.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Diethyl 2-(4-chlorobutyl)malonate (CAS 18719-44-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H19ClO4. Molecular weight: 250.72 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H19ClO4 |
| Molecular Weight | 250.72 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | Cl-containing |
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Recommended Standards
- 2-Chloro-4-isobutyl-7,8-dihydro-5H-pyrano[4,3-b]pyridine-3-carbonitrile (CAS 1779124-89-8)
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- 3-(4-(Tert-butyl)phenyl)-5-(chloromethyl)-1,2,4-oxadiazole (CAS 175204-40-7)
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- Bis(2-bromo-4-methylphenyl)amine (CAS 27996-13-0)
- N-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)aniline (CAS 1073353-90-8)
- (S)-5-((4-(Benzo[d][1,3]dioxol-5-yl)-4-hydroxypiperidin-1-yl)methyl)-3-(4-methoxyphenyl)oxazolidin-2-one (CAS 139225-22-2)
- 5-[(4-butylphenyl)amino]-1,3,4-thiadiazole-2-thiol (CAS 750613-93-5)
- (3E)-4-(4-Methoxyphenyl)-3-(methyl carboxy)but-3-enoic acid (CAS 86017-93-8)
- [Tyr15] Fibrinopeptide B, human (CAS 125455-56-3)
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