2-Aminoethyl hydrogen sulfate
2-Aminoethyl hydrogen sulfate
CAS: 926-39-6
Molecular Formula: C2H7NO4S
2-Aminoethyl hydrogen sulfate - Names and Identifiers
| Name | 2-Aminoethyl hydrogen sulfate |
| Synonyms | aminoethylsulfate ethanolaminesulfate ethanolamineo-sulfate 2-Aminoethyl hydrogen sulfate 2-Aminoethyl hyorogen sulfate Ethanol,2-amino-,hydrogensulfate(ester) |
| CAS | 926-39-6 |
| EINECS | 213-135-7 |
| InChI | InChI=1/C2H7NO4S/c3-1-2-7-8(4,5)6/h1-3H2,(H,4,5,6) |
2-Aminoethyl hydrogen sulfate - Physico-chemical Properties
| Molecular Formula | C2H7NO4S | ||||||
| Molar Mass | 141.15 | ||||||
| Density | 1.344 (estimate) | ||||||
| Melting Point | 277°C (dec.)(lit.) | ||||||
| Boling Point | 296.49℃[at 101 325 Pa] | ||||||
| Water Solubility | almost transparency | ||||||
| Vapor Presure | 0Pa at 25℃ | ||||||
| Appearance | Fine Crystalline Powder | ||||||
| Color | White to slightly beige | ||||||
| BRN | 1704079 | ||||||
| pKa | -4.33±0.18(Predicted) | ||||||
| Storage Condition | Keep in dark place,Inert atmosphere,Room temperature | ||||||
| Refractive Index | 1.5130 (estimate) | ||||||
| MDL | MFCD00008179 | ||||||
| Physical and Chemical Properties |
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2-Aminoethyl hydrogen sulfate - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R22 - Harmful if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
| WGK Germany | 3 |
| RTECS | KJ6371000 |
| HS Code | 29221990 |
2-Aminoethyl hydrogen sulfate - Reference Information
| LogP | -3.96 at 25℃ |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | synthesis of ethyleneimine and other compounds. |
| production method | ethanolamine reacts with sulfuric acid to obtain: add ethanolamine aqueous solution in the reaction tank, slowly add 50% sulfuric acid with stirring, internal temperature does not exceed 30 ℃. After addition, stirring for 20min, heating under reduced pressure to precipitate micro crystals, hot discharge, cooling crystallization, filtration, crystallization with a small amount of water washing, drying to obtain product. The yield was 90%. |
Last Update：2024-04-09 19:05:15
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