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Online Edition: "Specifications for Flavourings"
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| Flavouring |
Diisopropyl trisulfide |
| Synonym(s) |
2,6-Dimethyl-3,4,5-trithiaheptane
Isopropyl trisulfide
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| Latest JECFA evaluation |
2003 (Session 61)
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| Status of specification |
Full |
| Chemical name |
bis(1-Methylethyl)trisulfide
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| JECFA number |
1300 |
| CAS number |
5943-34-0
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| FEMA number |
3968
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| COE number |
-
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| FLAVIS number |
-
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| Molecular weight |
182.4 |
| Chemical formula |
C6H14S3
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| Physical form/odour |
Clear colourless to slightly yellowish liquid; sulfurous garlic-like aroma |
| Solubility |
Insoluble in water; 1% soluble in heptane; soluble in triacetin |
| Solubility in ethanol |
soluble |
| Boiling point (°C) |
107-108° (10 mm Hg) |
| Assay min % |
95 |
| Acid value max |
1 |
| Refractive index |
1.441-1.445 |
| Specific gravity |
1.134-1.140 |
| Other requirements |
supplied as a 1-2% solution in triacetin |
| ID Test |
CNMR HNMR MS |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/1300-cnmr.gif
http://www.fao.org/ag/agn/jecfa-flav/img/img/1300-hnmr.gif
http://www.fao.org/ag/agn/jecfa-flav/img/img/1300-ms.gif
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