Diethyl 3,3-dicyanopentanedioate CAS 77415-69-1
| CAS No. | 77415-69-1 |
| Molecular Formula | C11H14N2O4 |
| Molecular Weight | 238.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C11H14N2O4, Diethyl 3,3-dicyanopentanedioate contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 238.24 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Diethyl 3,3-dicyanopentanedioate (CAS 77415-69-1), molecular formula C11H14N2O4 and molecular weight 238.24 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.
As a certified reference material (CRM), Diethyl 3,3-dicyanopentanedioate 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 | C11H14N2O4 |
| Molecular Weight | 238.24 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- Dimethyl 2-(5-aminopyridin-2-yl)-2-methylmalonate (CAS 882747-96-8)
- 4,7-Dimethyl-1H-pyrrolo[3,2-c]pyridine (CAS 1082041-07-3)
- 3-(Methylthio)-4-oxo-4,5,6,7-tetrahydrobenzo[c]thiophene-1-carbonitrile (CAS 168279-53-6)
- Isopropyl 3-nitrobenzoate (CAS 6268-23-1)
- Ethyl 4-methyl-1-naphthoate (CAS 51934-45-3)
- 3-(1H-imidazol-2-yl)piperidine (CAS 90747-55-0)
- 3-(4-Fluorophenyl)-5-methyl-4,5-dihydro-1,2-oxazole-5-carboxylic acid (CAS 878426-96-1)
- 2-(Difluoromethyl)-3,4-dimethoxypyridine-6-sulfonamide (CAS 1806801-23-9)
- 6-Ethyl-1,2,3,4,9,10-hexahydroanthracene-9,10-diol (CAS 93913-90-7)
- (2Z)-N-(2,4-Dimethoxyphenyl)-3-(naphthalen-1-yl)prop-2-enamide (CAS 329779-55-7)
- Liraglutide Impurity 26 (CAS CATO-C4X-199226)
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