Propanedinitrile, 2,2'-(2,5-cyclohexadiene-1,4-diylidene)bis-
CAS 1518-16-7
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
$5.13/gFluorochem EU
CountryGermany
Pack$128.26 / 25 g
Purity97%
Vendors10 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
9 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 |
|---|---|---|---|---|
| Chemscene | United States | $5.54 | 100 g | — |
| Ambeed, Inc. | United States | $6.20 | 25 g | 98% |
| Apollo Scientific US | United Kingdom | $6.90 | 100 g | 97% |
| Fluorochem UK | United Kingdom | $7.01 | 10 g | 97% |
| Synthonix | United States | $7.60 | 25 g | 95% |
| ALFA AESAR | Germany | $23.09 | 25 g | 98% |
| Sigma-Aldrich (Rush Stock) | Germany | $24.55 | 10 g | 98% |
| Sigma-Aldrich | Germany | $24.55 | 10 g | 98% |
| TimTec, LLC | United States | $9333.33 | 30 mg | 90% |
Chemical Identity
CAS1518-16-7
PubChem CIDNot recorded
DTXSIDDTXSID5061748
FormulaC12H4N4
Mol. Weight204.192 g/mol
SMILESN#CC(C#N)=C1C=CC(C=C1)=C(C#N)C#N
Data Sources
- EPA TSCA InventoryRetrieved 2026-10-04
Brief citations
Propanedinitrile, 2,2'-(2,5-cyclohexadiene-1,4-diylidene)bis- (CAS 1518-16-7) https://chemicalindependence.com/chemical/1518-16-7/ EPA TSCA Inventory: CAS 1518-16-7. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory