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Online Edition: "Specifications for Flavourings"
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| Flavouring |
(+/-)-2-Methyl-1-butanol |
| Synonym(s) |
active primary Amyl alcohol
active Amyl alcohol
sec-Butylcarbinol
2-Methyl-n-butanol
2-Methylbutyl alcohol
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| Latest JECFA evaluation |
2003 (Session 61)
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| Status of specification |
Full |
| Chemical name |
2-Methylbutanol
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| JECFA number |
1199 |
| CAS number |
137-32-6
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| FEMA number |
3998
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| COE number |
-
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| FLAVIS number |
02.076
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| Molecular weight |
88.15 |
| Chemical formula |
C5H12O
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| Physical form/odour |
Clear colourless liquid; cooked roasted aroma with fruity or alcoholic undertones |
| Solubility |
Very slightly soluble in water; 50% soluble in heptane, triacetin |
| Solubility in ethanol |
soluble |
| Boiling point (°C) |
130° |
| Assay min % |
99 |
| Acid value max |
1 |
| Refractive index |
1.409-1.412 |
| Specific gravity |
0.815-0.820 |
| Other requirements |
- |
| ID Test |
HNMR IR MS |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/1199-hnmr.gif
http://www.fao.org/ag/agn/jecfa-flav/img/img/1199-ir.gif
http://www.fao.org/ag/agn/jecfa-flav/img/img/1199-ms.gif
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