Process of synthesizing binaphthyl derivatives

Organic compounds -- part of the class 532-570 series – Organic compounds – Phosphorus containing

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C07F 902

Patent

active

053997719

ABSTRACT:
A process of synthesizing a compound of the formula 1: ##STR1## is disclosed, which comprises reacting a compound of the formula 2: ##STR2## with diphenylphosphine in the presence of an amine base and a nickel catalyst to produce a compound of formula 1.

REFERENCES:
patent: 4691037 (1987-09-01), Yoshikawa et al.
patent: 4879416 (1989-11-01), Puckette et al.
patent: 4956055 (1990-09-01), Puckette et al.
patent: 5026886 (1991-06-01), Stavinoha et al.
patent: 5231202 (1993-07-01), Hayashi et al.
patent: 5268492 (1993-12-01), Yamamoto et al.
patent: 5312939 (1994-05-01), Hori et al.
J A C S 93(22): 5908-5910 (1971) M. F. Semmelhack, et al. "Synthesis with Zerovalent Nickel. Coupling of Aryl Halides with Bis(1,5-cyclooctadiene)nickel (0)".
Tet. Let. 34(10): 1615-1616 (1993) Ohta, T. et al. "A Convenient Synthesis of Optically Pure Dimethyl 1,1'-Binaphthalene-2,2'-dicarboxylate from 1,1'-Binaphthalene-2,2'-diol".
J A C S 98(23): 7255-7265 (1976) Komiya, S. et al. "Reductive Elimination and Isomerization of Organogold Complexes . . . ".
J. Org. Chem. 58: 1945-1948(1993) Uozumi, Y. et al. "Synthesis of Optically Active 2-(Diarylphosphino)-1,1'-binaphthyls, Efficient Chiral Monodentate Phosphine Ligands".
Bull. Chem. Soc. Jpn. 66(7):2002-2005 (1993) Kawashima, M. et al. "Epimerization-Crystallization Method in Optical Resolution of 2,2'-Dihydroxy-1,1'-binaphthyl, and Kinetic Study".
Tet. Let. 31 (44): 6321-6324 (1990). Kurz, L. et al. "Stereospecific Functionalization of (R)-(-)-1,1'-Bi-2-Naphthol Triflate".
J. A. C. S. 102(15): 4933-4941 (1980). Gille, A. et al. "Mechanisms of 1,1-Reductive Elimination from Palladium".

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Process of synthesizing binaphthyl derivatives does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process of synthesizing binaphthyl derivatives, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process of synthesizing binaphthyl derivatives will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1150322

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.