1,5-Dicyanopentane
Pharmaceutical Materials 2025-03-02
CAS Number: 646-20-8
Molecular Formula: C7H10N2
Molecular Weight: 122.17 g/mol
Appearance: Colorless liquid
Melting Point: -31.4°C
Boiling Point: 175-176°C (14 mmHg)
Density: 0.951 g/mL at 25°C
Usage: Used in organic synthesis.
| Category | Information |
|---|---|
| Basic Information | |
| Chemical Name | 1.5-Dicyanopentane |
| Synonyms | Pentane-1.5-dinitrile; Heptanedinitrile; NSC 5392; Pimelic acid dinitrile; Pimelonitrile |
| CAS Number | 646-20-8 |
| EINECS Number | 211-469-8 |
| Molecular Formula | C7H10N2 |
| Molecular Weight | 122.168 g/mol |
| Physical Properties | |
| Appearance | Colorless to light yellow clear liquid |
| Odor | Faint, sweet odor |
| Density | 0.951 g/cm³ |
| Melting Point | -31.4°C |
| Boiling Point | 175-176°C (14 mm Hg) or 310.8°C at 760 mmHg |
| Flash Point | 112°C or 143.4±16.5°C |
| Refractive Index | 1.441 or 1.437 |
| Solubility | Insoluble in water; soluble in ethanol and ether |
| Chemical Properties | |
| Functional Groups | Two cyano (-CN) groups |
| Reactivity | Undergoes nucleophilic substitution and condensation reactions; forms new carbon-carbon and carbon-nitrogen bonds |
| Applications | |
| Organic Synthesis | Used as a building block in the preparation of various compounds, including pharmaceuticals and agrochemicals |
| Safety Information | |
| Risk Phrases | R20/21/22 (Harmful by inhalation, in contact with skin and if swallowed) |
| Safety Phrases | S24/25 (Avoid contact with skin and eyes); S36/37 (Wear suitable protective clothing and gloves) |
| Storage Conditions | Store in a cool, dry place; keep away from heat, sparks, and open flames; store with appropriate ventilation |
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