Diethyl sulfate
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| Diethyl sulfate | |
|---|---|
 |
|
| General | |
| Other names | Sulfuric acid, diethyl ester |
| Molecular formula | C4H10SO4 |
| Molar mass | 154.2 g/mol |
| Appearance | colorless liquid |
| CAS number | [64-67-5] |
| Properties | |
| Density and phase | 1.2 g/ml, liquid |
| Solubility in water | 0.7 g/100 ml (25 °C) |
| Melting point | −25 °C |
| Boiling point | 209 °C decomp. |
| Viscosity | ? cP at ? °C |
| Hazards | |
| MSDS | External MSDS |
| EU classification | Toxic (T) Carc. Cat. 2 Muta. Cat. 2 |
| NFPA 704 |
1
3
1
|
| R-phrases | R45, R46, R20/21/22, R34 |
| S-phrases | S53, S45 |
| Flash point | 104 °C |
| RTECS number | WS7875000 |
| Supplementary data page | |
| Structure and properties |
n, εr, etc. |
| Thermodynamic data |
Phase behaviour Solid, liquid, gas |
| Spectral data | UV, IR, NMR, MS |
| Related compounds | |
| Related compounds | Dimethyl sulfate |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references |
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Diethyl sulfate is a highly toxic and likely carcinogenic chemical compound with formula (C2H5)2SO4 and CAS number 64-67-5. It occurs as a colorless viscous liquid with a peppermint odor.
Diethyl sulfate is used as an alkylating agent to prepare ethyl derivatives of phenols, amines, and thiols.
[edit] Readings
- Buck, J. R. Park, M.; Wang, Z.; Prudhomme, D. R.; Rizzo, C. J. "9-Ethyl-3,6-Dimethylcarbazole (DMECZ) [ 9H-Carbazole, 9-ethyl-3,6-dimethyl-]
- Organic Syntheses, Vol. 77, p.153 (Coll. Vol. 10, p.396). N-Ethylation using Et2SO4.
[edit] External links
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