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Online Edition: "Specifications for Flavourings"
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| Flavouring |
2-Methoxy-(3,5 or 6)-isopropylpyrazine |
| Synonym(s) |
Mixture of Methoxy isopropyl pyrazines
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| Latest JECFA evaluation |
2001 (Session 57)
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| Status of specification |
Full |
| Chemical name |
Mixture of 2-Isopropyl-3-methoxypyrazine and 2-Isopropyl-5-methoxypyrazine and 2-Isopropyl-6-methoxypyrazine
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| JECFA number |
790 |
| CAS number |
93905-03-4
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| FEMA number |
3358
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| COE number |
11344
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| FLAVIS number |
-
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| Molecular weight |
152.2 |
| Chemical formula |
C8H12ON2
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| Physical form/odour |
colourless to slightly yellow liquid with an earthy, raw potato, bell pepper odour |
| Solubility |
soluble in water, organic solvents, oils |
| Solubility in ethanol |
miscible at room temperature |
| Boiling point (°C) |
120-125 (20 mm Hg) |
| Assay min % |
97 (sum of isomers) |
| Acid value max |
- |
| Refractive index |
1.492-1.499 |
| Specific gravity |
1.010-1.022 |
| Other requirements |
- |
| ID Test |
IR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/790.gif
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