.alpha.-SUBSTITUTED 3,3,3-TRIFLUORO-2,2-DICHLORO-1- PROPANOLS AND THE PREPARATION THEREOF
CA 1269667 C · Owner: Lang, Robert W. · Inventors: Lang, Robert W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
17 -, 6-14815/+, Abstract of the Disclosure .alpha.-Substituted 3,3.3-trifluoro-2,2-dichloro-1-propanol and the preparation thereof. The invention relates to 1-propanols of formula I F3C-CCl2-?H-OH (I), wherein R is an unsubstituted or substituted aliphatic or aromatic hydrocarbon radical containing I to 30 carbon atoms or an unsubstituted or substituted aliphatic or aromatic heterocyclic radical containing 4, to 8 ring members and 1 to 3 hetero atoms from the group 0 N and S, whereby the heterocyclic radical is attached through a carbon atom to the .alpha.-C-atom in formula I. These compounds are intermediates for the synthesis of organic compounds.
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted May 29, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 29, 2007.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.