155237-72-2Relevant articles and documents
MgBr2-promoted enantioselectIVe aryl addition of ArTi(OiPr)3 to ketones catalyzed by a titanium(IV) catalyst of N,N′-sulfonylated (1R,2R)-cyclohexane-1,2-diamine
Shu, Chao-Chi,Zhou, Shuangliu,Gau, Han-Mou
, p. 98391 - 98398 (2015/12/04)
MgBr2-promoted asymmetric addition of ArTi(OiPr)3 to ketones catalyzed by a titanium catalyst of N,N′-sulfonylated (1R,2R)-cyclohexane-1,2-diamines is reported, and results showed that the chiral N,N′-sulfonylated cyclohex
A Catalytic Enantioselective Reaction Using a C2-Symmetric Disulfonamide as a Chiral Ligand: Simmons-Smith Cyclopropanation of Allylic Alcohols by the Et2Zn-CH2I2-Disulfonamide System
Takahashi, Hideyo,Yoshioka, Masato,Shibasaki, Masakatsu,Ohno, Masaji,Imai, Nobuyuki,Kobayashi, Susumu
, p. 12013 - 12026 (2007/10/02)
A catalytic and enantioselective Simmons-Smith cyclopropanation of an allylic alcohol was developed by the reaction of an allylic alcohol with Et2Zn and CH2I2 in the presence of a catalytic amount of chiral disulfonamide 4.