2-Methyl-4-propyl-1,3-oxathiane
- CAS NO.：67715-80-4
- Empirical Formula: C8H16OS
- Molecular Weight: 160.28
- MDL number: MFCD00673203
- EINECS: 000-000-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-03 14:17:14
What is 2-Methyl-4-propyl-1,3-oxathiane?
Chemical properties
Colorless liquid
Occurrence
Reported found in passion fruit.
Definition
ChEBI: 2-methyl-4-propyl-1,3-oxathiane is an organosulfur heterocyclic compound and an oxacycle that is 1,3-oxathiane substituted by a methyl group at position 2 and a propyl group at position 4 respectively. It has a role as a metabolite. It is an organosulfur heterocyclic compound and an oxacycle.
Aroma threshold values
Detection: 2 to 4 ppb. Aroma characteristics at 1.0%: bright impacting sulfury, catty, green alliaceous vegetative, tropical, oil, grapefruit, ripe fruity, reminiscent of pulpy mango and peach.
Taste threshold values
Taste characteristics at 2 ppm: sulfurous, pulpy tropical passion fruit and durian, oily green waxy, citruslike, gooseberry-like, ripe fresh pineapple with a rootlike radish nuance.
General Description
2-Methyl-4-propyl-1,3-oxathiane (mixture of cis and trans) is the key sulfur-containing aroma and flavor compound of yellow passion fruit.
Properties of 2-Methyl-4-propyl-1,3-oxathiane
| Boiling point: | 218-220 °C (lit.) |
| Density | 0.975 g/mL at 25 °C (lit.) |
| refractive index | 1.4800 |
| FEMA | 3578 | 2-METHYL-4-PROPYL-1,3-OXATHIANE |
| Flash point: | 50 °C |
| storage temp. | 2-8°C |
| form | clear liquid |
| color | Colorless to Yellow to Orange |
| Odor | at 1.00 % in dipropylene glycol. green tropical galbanum pineapple |
| JECFA Number | 464 |
| CAS DataBase Reference | 67715-80-4(CAS DataBase Reference) |
Safety information for 2-Methyl-4-propyl-1,3-oxathiane
| Signal word | Warning |
| Pictogram(s) |
 Flame Flammables GHS02 |
| GHS Hazard Statements |
H226:Flammable liquids |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P240:Ground/bond container and receiving equipment. P241:Use explosion-proof electrical/ventilating/lighting/…/equipment. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. |
Computed Descriptors for 2-Methyl-4-propyl-1,3-oxathiane
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