Use of a composition of an ionic nature as a substrate...

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

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C564S281000

Reexamination Certificate

active

07393980

ABSTRACT:
The invention relates to a novel method for producing nucleophilic substitutions, particularly of type SNAr and SN2. More specifically, the invention relates to the use as a fluorinating reaction medium of ionic liquid or fused salt comprising at least four carbon atoms. The invention can be used for the synthesis of fluoride derivatives.

REFERENCES:
patent: 4978769 (1990-12-01), Kysela et al.
patent: 5545678 (1996-08-01), Giencke et al.
patent: 5545768 (1996-08-01), Papenfhus et al.
patent: 2 791 670 (2000-10-01), None
patent: WO 98 05610 (1998-02-01), None
patent: WO 98/05610 (1998-02-01), None
patent: WO 00 37400 (2000-06-01), None
patent: WO 01 87900 (2001-11-01), None
Bhadury et al., A semi-molten mixture of hexadecyltributylphosphonium bromide and potassium fluoride in the synthesis of organofluorine compounds, Journal of Fluorine Chemistry 99 (1999) 115-117.
Bhadury et al., A semi-molten mixture of hexadecyltributylphosphonium bromide and potassium fluoride in the synthesis of organofluorine compounds, Journal of Fluorine Chemistry 99, 1999, 115-117.
Bhadury, Pinaki S. et al.—Journal of Fluoride Chemistry (1999), 99(2), 115-117, XP004363094 the whole document.
Bhadury, Pinaki S. et al.—Journal of Fluoride Chemistry (1995), 73(2), 185-7, XP002244058, the whole document.

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

Use of a composition of an ionic nature as a substrate... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Use of a composition of an ionic nature as a substrate..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Use of a composition of an ionic nature as a substrate... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-2777723

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