3-(Methylthio)propyl isothiocyanate
CAS 505-79-3
Propane, 1-isothiocyanato-3-(methylthio)-
EPA and Census publish no US supply data for this chemical.
US productionNot reported
Top sourceNo public record
This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.
Why supply is unknownWhere It Comes From
EPA and Census publish no US supply data for this chemical.
Why It Matters
No EPA sector or FDA product records name a use for this chemical.
Vendor Pricing
$1.43/gSigma-Aldrich (Rush Stock)
CountryGermany
Pack$1428.82 / 1 kg
Purity98%
Vendors17 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
16 more vendors
| Vendor | Country Supplier country. Where available, shows shipping origin. When the supplier ships from a different country than where they are registered, both are shown. Most suppliers show registration country only. | $/g | Pack | Purity |
|---|---|---|---|---|
| Sigma-Aldrich | Germany | $1.43 | 1 kg | 98% |
| Aaron Chemicals LLC | Hong Kong | $1.70 | 100 g | 98% |
| Angene Chemical | China → Hong Kong | $1.86 | 100 g | 98% |
| A2B Chem LLC | United States | $3.52 | 25 g | 99.94% |
| Combi-Blocks, Inc. | United States | $4.20 | 25 g | 95% |
| AA BLOCKS | United States | $4.48 | 25 g | 98% |
| Ambeed, Inc. | United States | $4.92 | 25 g | 98% |
| ALFA AESAR | Germany | $6.32 | 10 g | 98% |
| AstaTech (2 weeks) | United States | $12.00 | 5 g | 95% |
| AK Scientific, Inc. | United States | $13.20 | 5 g | 98% |
| Angene International Limited | United States | $27.40 | 5 g | 98% |
| MedKoo Biosciences, Inc | United States | $50.00 | 5 g | 98% |
| TargetMol Chemicals | China → United States | $60.00 | 1 g | 99.94% |
| MedChemExpress MCE | Sweden | $125.84 | 500 mg | 98% |
| TargetMol Chemicals US | United States | $150.00 | 200 mg | 99.94% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 98% |
Chemical Identity
CAS505-79-3
PubChem CIDNot recorded
DTXSIDDTXSID3047132
FormulaC5H9NS2
Mol. Weight147.25 g/mol
SMILESCSCCCN=C=S
Data Sources
- EPA TSCA InventoryRetrieved 2026-10-04
Brief citations
3-(Methylthio)propyl isothiocyanate (CAS 505-79-3) https://chemicalindependence.com/chemical/505-79-3/ EPA TSCA Inventory: CAS 505-79-3. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory