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Online Edition: "Specifications for Flavourings"
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| Flavouring |
dl-Isoleucine |
| Synonym(s) |
DL-2-Amino-3-methylvaleric acid
alpha-Amino-beta-methylvaleric acid
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| Latest JECFA evaluation |
2004 (Session 63)
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| Status of specification |
Full |
| Chemical name |
2-Amino-3-methylpentanoic acid
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| JECFA number |
1422 |
| CAS number |
443-79-8
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| FEMA number |
3295
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| COE number |
-
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| FLAVIS number |
17.010
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| Molecular weight |
131.17 |
| Chemical formula |
C6H13O2N
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| Physical form/odour |
White crystalline powder; odourless |
| Solubility |
Soluble in water; Insoluble in ether |
| Solubility in ethanol |
Insoluble |
| Boiling point (°C) |
- |
| Assay min % |
98% |
| Acid value max |
- |
| Refractive index |
- |
| Specific gravity |
- |
| Other requirements |
mp: 290-292° |
| ID Test |
IR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/1422.gif
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