Current Fluoroorganic Chemistry

Current Fluoroorganic Chemistry - American Chemical Society

with perfluoroalkyl chains, called fluorous "ponytails" or fluorous tags. The extremely apolar nature of these tags strongly affects the overall polarity of the.

Current Fluoroorganic Chemistry - ACS Publications - American

The University of Oklahoma. Koichi Mikami, Editor. Tokyo Institute of Technology ... unprotected by law. PRINTED IN THE UNITED STATES OF AMERICA ...

Current Fluoroorganic Chemistry - ACS Publications - American

interest in the search for new biologically active molecules. Several examples ... synthesizing modified peptides with more stable secondary and tertiary ... C 0 2 M e. ) m. C H ^ r t. 45-98% n= 0,1,2. PG= S0 2 Ph, Cbz, Boc m= 1,2 ... More recently,


fact immediately brings up the critical question of how and at what moment to ... to recent estimates (7), up to, respectively, 20 and 40 % of new low molecular-.


The amide I vibrational mode, which results primarily from the C=0 stretching vibration, decreases in the order: AcFlpOMe > AcHypOMe >. AcProOMe.1 7.


diethyl malonate into diethyl fluoromalonate (1) and diethyl difluoromalonate ... and (Â£)-10-camphenyllithium, generated by halogen/metal permutation with .... 2 0 d 0 H. fY - (fY. lY - lY - lY. V^COOH. Li^V^CI HOOC"V^. HOOC'Y. OH. OR ... Js^OCF,. H


F 3 C ^ R. | ee = 97 - >99%]. F . C ^ R. OMe. O x. Pli. N H. O. F,CT. O H. 1. Ph. N H. 0. F j C ^ ^ O M e. 0 ... Et2 0. 36. >96 (>98). 2. 1.5. E t2 0. 63. >96(>98). 3. 3. Et2 0. 79. >96 (>98). 4. 1.5. THF. 43 (37) ..... Washington, DC, 1999; pp 98-11


To take into account the shape of the solute molecule as it interacts ... scribed for estimating intermolecular cross relaxation rates. One test system con sisted of 1 ...


withdrawing properties of the perfluoroalkyl ponytails have a decreasing effect ... minimize the electron-withdrawing effect of the fluorous ponytails on the late.


attached to a silicon modify a benzyl group (Bnf, Figure 2) and allow extraction of molecules ... the nonfluorocarbon solvents required for a range of reaction types. ... B n 0 ^ \ 0. BnO. BnO. AcÂ£>. AcO o-^-^S. 6. C8 F1 7. 7. Figure 4. Protecting g

Current Fluoroorganic Chemistry

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