?? ???????
|
|
?? ??????? ??
- ???
- -88.07°C (estimate)
- ?? ?
- 155-156 °C(lit.)
- ??
- 0.862 g/mL at 25 °C(lit.)
- ???
- n
20/D 1.401(lit.)
- ???
- 110 °F
- ??? ??
- ??? ??
- ??
- ?? ?? ?? ??
- ??
- 100.00%??. ??? ?? ?? ?? ?? ???
- ?? ??
- ?? ??
- ???? ??
- synthetic
- Odor Threshold
- 0.022ppm
- JECFA Number
- 188
- ?? ??
- ?? ? ?
- ??? ?? ??
- ??
- InChI
- 1S/C8H16O2/c1-4-5-6-10-8(9)7(2)3/h7H,4-6H2,1-3H3
- InChIKey
- JSLCOZYBKYHZNL-UHFFFAOYSA-N
- SMILES
- CCCCOC(=O)C(C)C
- LogP
- 2.65
- CAS ??????
- 97-87-0(CAS DataBase Reference)
??
- ?? ? ?? ??
- ?? ? ???? ?? (GHS)
| ??? ?? | Xi | ||
|---|---|---|---|
| ?? ???? ?? | 10-36/37/38 | ||
| ????? | 26 | ||
| ????(UN No.) | UN 3272 3/PG 3 | ||
| WGK ?? | 2 | ||
| RTECS ?? | UA2466945 | ||
| ?? ?? | 3 | ||
| ???? | III | ||
| HS ?? | 29156000 | ||
| ???? ??? | 3 - Flammable liquids | ||
| Hazard Classifications | Eye Irrit. 2 Flam. Liq. 3 Skin Irrit. 2 STOT SE 3 |
?? ??????? C??? ??, ??, ??
??? ??
Butyl isobutyrate is a colorless liquid, almost insoluble in water, miscible with alcohol and oils. Sp.Gr. 0.862. B.P. 156℃. Butyl isobutyrate has a strong, fresh, fruity odor (apple, banana) and sweet, pineapple-like taste.??
Reported present in Roman chamomile essential oil, papaya, quince, apple, honey, apricot, banana and cheeses.?? ??
Prepared from the corresponding acid and n-butyl alcohol by esterification in the presence of concentrated H2SO4 with or without solvent (boiling benzene). Or Butyl isobutyrate is formed by direct esterificalion of n-Butyl alcohol with iso-Butyric acid under azeotropic conditions.?? ??????? ?? ?? ? ???
???
?? ??
?? ??????? ?? ??
???( 191)?? ??
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