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??????????? ??
- ?? ?
- 89-90 °C(lit.)
- ??
- 0.862 g/mL at 25 °C(lit.)
- ???
- n
20/D 1.395(lit.)
- ???
- 27 °F
- ?? ??
- 2-8°C
- ??? ??
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- BRN
- 1700037
- LogP
- 0.653 (est)
- CAS ??????
- 6044-68-4(CAS DataBase Reference)
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- ?? ? ???? ?? (GHS)
| ??? ?? | F | ||
|---|---|---|---|
| ?? ???? ?? | 11 | ||
| ????? | 16-23-24/25-29-33 | ||
| ????(UN No.) | UN 3384 6.1/PG 1 | ||
| WGK ?? | 3 | ||
| RTECS ?? | UC8500000 | ||
| ?? ?? | 3.1 | ||
| ???? | II | ||
| HS ?? | 2911000000 |
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CLEAR COLOURLESS LIQUIDPurification Methods
Fractionally distil it (after adding 0.5g of hydroquinone) under reduced pressure through an all glass column (40cm x 2.5 cm) packed with glass helices and provided with a heated jacket and a total reflux variable take-off head. Stainless steel Lessing rings (1/8 x 1/8 in) or gauze have also been used as packing. It is a highly flammable and TOXIC liquid; keep away from the skin. [Hall & Stern J Chem Soc 2657 1955, Beilstein 1 IV 3437.]??????????? ?? ?? ? ???
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