Benzenamine, 4,4'-methylenebis[N,N-diethyl-
CAS 135-91-1
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
$13.20/gA2B Chem LLC
CountryUnited States
Pack$66.00 / 5 g
Purity98%
Vendors14 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
13 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 |
|---|---|---|---|---|
| AA BLOCKS | United States | $16.00 | 5 g | 98% |
| Combi-Blocks, Inc. | United States | $16.50 | 10 g | 99% |
| Chemscene | United States | $18.70 | 10 g | — |
| BLD Pharmatech Ltd. | China | $19.00 | 1 g | 98% |
| BLD Pharmatech Co., Limited | United States | $19.90 | 10 g | 98% |
| Ambeed, Inc. | United States | $19.90 | 10 g | 98% |
| Aaron Chemicals LLC | Hong Kong | $21.60 | 25 g | 98% |
| Fluorochem EU | Germany | $22.99 | 5 g | 97% |
| Angene Chemical | China → Hong Kong | $23.12 | 25 g | 98% |
| AstaTech (2 weeks) | United States | $82.10 | 10 g | 98% |
| Maybridge, Ltd. | United Kingdom | $2414.30 | 100 mg | 90% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 98% |
| ChemDiv, Inc. | United States | $5480.00 | 50 mg | 90% |
Chemical Identity
CAS135-91-1
PubChem CIDNot recorded
DTXSIDDTXSID5059662
FormulaC21H30N2
Mol. Weight310.485 g/mol
SMILESCCN(CC)C1=CC=C(CC2=CC=C(C=C2)N(CC)CC)C=C1
Data Sources
- EPA TSCA InventoryRetrieved 2026-10-04
Brief citations
Benzenamine, 4,4'-methylenebis[N,N-diethyl- (CAS 135-91-1) https://chemicalindependence.com/chemical/135-91-1/ EPA TSCA Inventory: CAS 135-91-1. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory