Quick view Add to Cart MilliporeSigma Butyraldehyde (1Kg) SKU: W221902-1KG-K Now: $126.50 Was: Was: W221902 Sigma-Aldrich Butyraldehyde ≥96.0% Synonym: Butanal CAS Number 123-72-8 Linear Formula CH3CH2CH2CHO Molecular Weight 72.11 FEMA Number 2219 Beilstein/REAXYS... SKU: W221902-1KG-K Weight: 3.00 LBS Add to Cart Now: $126.50 Was: Was: Add to Cart Compare Quick view Qty in Cart: 0 Quantity: Decrease Quantity of undefined Increase Quantity of undefined Price: Now: $126.50 Was: Was: Subtotal: Add to Cart