Simonis Chromone Cyclization

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Detailed information:

Formation of chromones from phenol and β-keto esters in the presence of phosphorus pentoxide, phosphorus oxychloride, or sulfuric acid. Coumarins may also be formed.

Others

Simonini Reaction
Simmons-Smith Reaction
Silylene
Silvicide
Silvichemical
“Silver-Lume” A, B [ATOTECH]
“Silver Universal Klister” [Swix]
Silver Sulfide
Silver Sulfate
Silver Sodium Thiosulfate
Silver Sodium Chloride
Silver Phosphate
Silver Peroxide

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