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Online Edition: "Specifications for Flavourings"
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| Flavouring |
Ethyl propyl trisulfide |
| Synonym(s) |
3,4,5-Trithianonane
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| Latest JECFA evaluation |
2007 (Session 68)
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| Status of specification |
Full |
| Chemical name |
Ethyl propyl trisulfide
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| JECFA number |
1695 |
| CAS number |
31499-70-4
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| FEMA number |
4042
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| COE number |
-
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| FLAVIS number |
12.256
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| Molecular weight |
168.35 |
| Chemical formula |
C5H12S3
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| Physical form/odour |
Clear, pale yellow liquid; Spicy, herb-like aroma |
| Solubility |
Soluble in non-polar solvents; insoluble in water |
| Solubility in ethanol |
Soluble |
| Boiling point (°C) |
234-237° |
| Assay min % |
98% (sum of three components) |
| Acid value max |
- |
| Refractive index |
1.544-1.559 |
| Specific gravity |
1.071-1.083 (20°) |
| Other requirements |
Contains 48-50% ethyl propyl trisulfide, 20-30% diethyl trisulfide and 20-30% dipropyl trisulfide |
| ID Test |
HNMR IR MS |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/jecfa68/1695-hnmr.gif
http://www.fao.org/ag/agn/jecfa-flav/img/jecfa68/1695-ir.gif
http://www.fao.org/ag/agn/jecfa-flav/img/jecfa68/1695-ms.gif
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