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Online Edition: "Specifications for Flavourings"
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| Flavouring |
Diphenyl ether |
| Synonym(s) |
Diphenyl oxide
Phenoxybenzene
Phenyl ether
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| Latest JECFA evaluation |
2003 (Session 61)
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| Status of specification |
Full |
| Chemical name |
1,1'-Oxybis-benzene
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| JECFA number |
1255 |
| CAS number |
101-84-8
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| FEMA number |
3667
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| COE number |
-
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| FLAVIS number |
04.035
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| Molecular weight |
170.21 |
| Chemical formula |
C12H10O
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| Physical form/odour |
colourless long crystalline needles or colourless oily liquid, Harsh floral-green, metallic geranium type aroma |
| Solubility |
Insoluble in water, soluble in oils |
| Solubility in ethanol |
soluble |
| Boiling point (°C) |
259° |
| Assay min % |
99 |
| Acid value max |
0.5 |
| Refractive index |
1.578-1.583 |
| Specific gravity |
1.071-1.075 |
| Other requirements |
mp: 26.8° |
| ID Test |
NMR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/1255.gif
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