Food safety and quality
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Flavouring |
2,6-Dimethylpyrazine |
Synonym(s) |
2,6-Dimethyl-1,4-diazine;2,6-Dimethyl-p-diazine |
Latest JECFA evaluation |
2001 (Session 57) |
Status of specification |
Full |
Information required |
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Chemical name |
2,6-Dimethypyrazine |
JECFA number |
767 |
CAS number |
108-50-9 |
FEMA number |
3273 |
COE number |
2211 |
FLAVIS number |
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Molecular weight |
108.14 |
Chemical formula |
C6H8N2 |
Physical form/odour |
white to yellow lumpy crystals with a nutty, coffee-like odour |
Solubility |
soluble in water, organic solvents |
Solubility in ethanol |
very soluble |
Boiling point (°C) |
154° |
Assay min % |
98% (sum of 2,3- 2,5- and 2,6-isomers) |
Acid value max |
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Refractive index |
NA |
Specific gravity |
NA |
Other requirements |
mp: 48° |
ID Test |
IR |
Spectrum |
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