128321-53-9

Basic information

• Product Name: 5r,6c-Dimethyl-3-ethoxy-6-<4-(trimethylsilyl)-2-butynyl>-2-cyclohexen-1-one
• CAS NO: 128321-53-9
• Molecular Weight: 292.494
• Mol File: 128321-53-9.mol
• Article Data: 2

Chemical Properties

• CAS DataBase Reference: 5r,6c-Dimethyl-3-ethoxy-6-<4-(trimethylsilyl)-2-butynyl>-2-cyclohexen-1-one(CAS DataBase Reference)
• NIST Chemistry Reference: 5r,6c-Dimethyl-3-ethoxy-6-<4-(trimethylsilyl)-2-butynyl>-2-cyclohexen-1-one(128321-53-9)
• EPA Substance Registry System: 5r,6c-Dimethyl-3-ethoxy-6-<4-(trimethylsilyl)-2-butynyl>-2-cyclohexen-1-one(128321-53-9)

Safety Data

• Hazardous Substances Data: 128321-53-9(Hazardous Substances Data)

Upstream product

• 111097-80-4 Methanesulfonic acid 4-trimethylsilanyl-but-2-ynyl ester 
• 90933-84-9 4-(trimethylsilyl)but-2-yn-1-ol 
• 35023-83-7 3-ethoxy-5-methyl-cyclohex-2-enone 
• 4341-24-6 5-methylcyclohexan-1,3-dione 
• 111097-70-2 (4-Iodo-but-2-ynyl)-trimethyl-silane 
• 74-88-4 methyl iodide 
• 128321-65-3 5,6-Dimethyl-3-ethoxy-2-cyclohexen-1-one 

Downstream Products

• 128321-55-1 (2R^*,4R^*,4aS^*)-2,3,4,4a,5,8,9,10-Octahydro-4,4a-dimethylbenzocyclooctadien-2-ol 
• 128321-55-1 (2S^*,4R^*,4aS^*)-2,3,4,4a,5,8,9,10-Octahydro-4,4a-dimethylbenzocyclooctadien-2-ol 
• 119333-77-6 (Z)-4r,5c-Dimethyl-4-<4-(trimethylsilyl)-2-butenyl>-3-vinyl-2-cyclohexen-1-one 
• 128321-54-0 (Z)-5r,6c-Dimethyl-3-ethoxy-6-<4-(trimethylsilyl)-2-butenyl>-2-cyclohexen-1-one 

Relevant articles and documents

Intramolecular Additions of Allylsilanes to Conjugated Dienones. Direct Stereoselective Syntheses of (+/-)-Neolemnanyl Acetate and (+/-)-Neolemnane

The total synthesis of the marine sesquiterpenes neolemnanyl acetate (1) and neolemnane (2) is reported.An intramolecular allylsilane addition to a conjugated dienone is used to assemble the basic 6,8-fused skeleton.Functionalization of the cyclooctane ri