C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/308, 260/623
C07C 37/72 (2006.01) B01D 15/08 (2006.01) B01J 20/32 (2006.01) C07C 209/88 (2006.01) C07F 7/10 (2006.01) C07F 7/18 (2006.01)
Patent
CA 2005856
Abstract of the Disclosure Compounds of formula I Image (I), wherein R1 is C1-C4alkyl,phenyl or benzyl, R2 is C1-C4alkyl,phenyl or benzyl, a is 0, 1 or 2, R3 is linear or branched unsubstituted or OH-substituted C1-C12alkylene or is phenylene, X is -O-, -S- or -NR6, wherein R6 is H, C1-C4alkyl or -CO-R5-OH, b is 0,or b is an integer from 1 to 6 and R4 is linear or branched unsubstituted or OH-substituted C1-C12alkylene, Y is -O-, -S- or -NR7, wherein R7 is H or C1-C4alkyl, R5 is the divalent radical, diminished by the -CO-O group, of a lactone having a total of 4 to 7 ring members and containing at least one chiral carbon atom and corresponding predominantly to an optically active enantiomeric form, and e is an integer from 1 to 10. These compounds are suitable for the preparation of stationary phases for the chromatographic separation of chiral compounds.
Dappen Richard
Lohmann Dieter
Ag Ciba-Geigy
Fetherstonhaugh & Co.
LandOfFree
Enantiomeric silanes, modified packing material, and use... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Enantiomeric silanes, modified packing material, and use..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Enantiomeric silanes, modified packing material, and use... will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1790579