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Last updated January 31, 2026
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Tetrahydropyranyl ester ketene synthesis: BASFRecent Research Landscape

Inefficient multi-step synthesis of complex bicyclic ethers leads to low yields and high reagent waste. This process engineers specific regioselective pathways to stabilize the 7-oxabicyclo[2.2.1]heptane framework.

What technical problems is BASF addressing in Tetrahydropyranyl ester ketene synthesis?

Low synthetic yield and purity

(22)evidences

The synthesis of specific isoprenoids and chromanols is hindered by the high reactivity and degradation of intermediate unsaturated aldehydes. Stabilizing these pathways prevents yield loss and byproduct formation during large-scale chemical production.

Low intermediate chemical yield

(17)evidences

Inefficient conversion rates and poor selectivity in multi-step organic reactions. Improving yield reduces waste and lowers production costs for specialized chemical intermediates.

Low enantiomeric purity

(10)evidences

The synthesis of complex mesoionic compounds often results in racemic mixtures or insufficient optical enrichment. Achieving high enantiomeric excess is critical for biological efficacy and regulatory compliance in agrochemical or pharmaceutical applications.

Low regioselectivity in pyridine functionalization

(9)evidences

Uncontrolled isomer formation during ring closure or substitution. Improving selectivity reduces purification overhead and increases chemical yield.

Low synthetic yield and selectivity

(4)evidences

Inefficient chemical conversion pathways limit the production volume of complex bicyclic ethers. Increasing yield reduces waste and lowers manufacturing costs for specialized chemical intermediates.