Palladium on Barium Sulfate for Rosenmund Reduction
Poisoned 5% Pd/BaSO4 catalyst (with quinoline) for selective hydrogenation of acid chlorides to aldehydes (Rosenmund reduction). HTS 3815.12.00 classification for supported precious metal catalyst. Classic organic synthesis catalyst still used in pharma production.
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More Specific Codes
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If pure barium sulfate without catalyst
Unimpregnated barium sulfate is Chapter 28 sulfates
If premixed with hydrogen donors
Catalyst systems with transfer hydrogenation agents
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Import Tips & Compliance
• Specify poisoning agent and level (critical for selectivity); BaSO4 must be confirmed as inert support; avoid moisture exposure documentation
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