139333-18-9

Upstream product

• 139333-17-8 (S)-4-Chloro-5-((1S,2R,5S)-2-isopropyl-5-methyl-cyclohexyloxy)-4-phenylsulfanyl-dihydro-furan-2-one 
• 15356-60-2 (1S,2R,5S)-(+)-menthol 
• 122169-83-9 5-(d)-menthyloxy-4-phenylthiobutyrolactone 
• 108-98-5 thiophenol 
• 122079-41-8 (5S)-(D-menthyloxy)-2(5H)-furanone 

Downstream Products

• 139333-19-0 (1S,2S,5S,6R,7R)-6-Benzenesulfonyl-5-((1S,2R,5S)-2-isopropyl-5-methyl-cyclohexyloxy)-4-oxa-tricyclo[5.2.1.0^2,6]dec-8-en-3-one 
• 139333-20-3 (3S,3aR,7aS)-3a-Benzenesulfonyl-3-((1S,2R,5S)-2-isopropyl-5-methyl-cyclohexyloxy)-5,6-dimethyl-3a,4,7,7a-tetrahydro-3H-isobenzofuran-1-one 
• 139333-16-7 (5S)-5-(d-Menthyloxy)-4-(phenylsulfonyl)-2(5H)-furanone 
• 139333-16-7 (5R)-5-(d-Menthyloxy)-4-(phenylsulfonyl)-2(5H)-furanone 

Relevant academic research and scientific papers

Phenylsulfonyl-substituted 5-Alkoxy-2(5H)-furanones; a New Class of Highly Reactive Chiral Dienophies.

The synthesis of enantiomerically pure (5S)-5-(d-menthyloxy)-4-(phenylsulfonyl)-2(5H)-furanone (4) and the application of 4 as efficient dienophile in Diels-Alder reactions under mild conditions with enantioselectivities >98 percent e.e are described.