1,3,5-Trithiane
Synonym(s):sym.-Trithiane;Thioformaldehyde trimer
- CAS NO.：291-21-4
- Empirical Formula: C3H6S3
- Molecular Weight: 138.27
- MDL number: MFCD00006653
- EINECS: 206-029-7
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:49:13
What is 1,3,5-Trithiane?
Chemical properties
white to almost white crystalline powder
The Uses of 1,3,5-Trithiane
1,3,5-Trithiane is an precursor to organosulfur reagents.
Definition
ChEBI: 1,3,5-trithiane is a trithiane.
Purification Methods
Crystallise it from AcOH or toluene, after Soxhlet extraction with toluene (30g/300mL) [Beilstein 19 III/IV 4711, 19/9 V 105.]
Properties of 1,3,5-Trithiane
| Melting point: | 215-220 °C (dec.)(lit.) |
| Boiling point: | 376.28°C (estimate) |
| Density | 1.637 |
| refractive index | 1.7000 (estimate) |
| storage temp. | -20°C Freezer, Under inert atmosphere |
| solubility | Chloroform (Very Slightly, Heated), DMSO (Very Slightly, Heated) |
| form | solid |
| color | White to Off-White |
| BRN | 79834 |
| CAS DataBase Reference | 291-21-4(CAS DataBase Reference) |
| EPA Substance Registry System | 1,3,5-Trithiane (291-21-4) |
Safety information for 1,3,5-Trithiane
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H319:Serious eye damage/eye irritation H320:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 1,3,5-Trithiane
| InChIKey | LORRLQMLLQLPSJ-UHFFFAOYSA-N |
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