AnhyAnhydrous piperazine 110-85-0
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Description
Additional Information
| Chemical Formula | C4H10N2 |
| Molecular Weight | 86.14 |
| Structural Formula |  |
| Density | 1,1 g/cm3 |
| Melting Point | 109-112 °C (lit.) |
| Boiling Point | 145-146 °C (lit.) |
| Flash Point | 65 °C |
| Water Solubility | 150 g/L (20 oC) |
| Vapor Pressure | 0.8 mm Hg ( 20 °C) |
| JECFA Number | 1615 |
| Solubility | H2O: 0.1M，20 °C，clear，colorless |
| Refractive Index | 1.4460 |
| pKa | 9.83(at 23℃) |
| pH Value | 11.0-12.5 (25℃, 0.1M in H2O) |
| Storage Conditions | Store below +30°C. |
| Stability | Stable. Hygroscopic. Light sensitive. Flammable. Incompatible with strong oxidizing agents. |
| Sensitivity | Air Sensitive & Hygroscopic |
| Appearance | Crystalline flakes |
| Color | White to slightly yellow |
| BRN | 102555 |
| Exposure Limits | ACGIH: TWA 0.03 ppm |
| Physicochemical Properties | Piperazine is a white crystalline solid, m.p.108～110℃, b.p.145～146℃, hygroscopic, soluble in water and ethanol, and its aqueous solution is alkaline. Commercial piperazine is generally available as piperazine hexahydrate. Piperazine hexahydrate (CAS[142-63-2]) is also a white crystalline solid, hygroscopic, m.p.44～45℃, b.p.145～156℃. |
| Industry Category | Chemicals/Amines/Other Amines |
|---|---|
| Product Category | |
| Brand: | 中塑供應(yīng)鏈 |
| Spec: | 99.0%；25公斤/桶 |
| Origin: | 113701 |
