Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1975-01-29
1978-04-18
Lilling, Herbert J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
260 22R, 260 22C, 423 8, 423 24, 423139, 4236585, 526 20, 526 21, 526 22, 526 46, 526 481, 526 50, 526 51, 526 52, C08F21200, C08F23200, C08C 1900, B01D 1100
Patent
active
040852610
ABSTRACT:
A process for producing reagents useful in organic synthesis, for removing metal values from solutions thereof, for the capture of aldehydes, of the general formula ##STR1## wherein Z designates a recurring part (CH.sub.2 --CH--CH.sub.2 -- of a polymeric backbone of a polymer like polystyrene, of a copolymer comprising polystyrene and divinylbenzene, and butadiene, or other copolymers comprising styrene moieties; or wherein Z is the aliphatic moiety of a long-chain aralkyl compound having a terminal aryl group; or wherein Z designates alkyl; corresponding compounds wherein instead of the optionally substituted phenyl group there is present an optionally substituted naphthyl group; wherein n is an integer of from 1 to 15, and wherein Q designates a group selected from: ##STR2## wherein R designates --H, lower alkyl, aryl, which may be substituted and wherein R" designates --H, alkyl, aryl, halogen, nitro or carboxy, or ##STR3## wherein R is --H, lower alkyl, aryl (which may be substituted), R.sub.1 is --H, alkyl, aryl (which may be substituted), R.sub.2 is --H, alkyl, aryl or substituted aryl, and wherein Y is --H or a non-interfering substituent;
which comprises chemically binding an activated chemical moiety to a group Z- -, or a corresponding naphthyl-containing group, wherein Z is as defined above, according to the reaction scheme: ##STR4## wherein Q is as defined above, or a functional group which can be converted to such group after the chemical bonding; and X is --Cl or --Br.
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Fridkin Matityahu
Kalir Rami
Patchornik Avraham
Warshawsky Abraham
Lilling Herbert J.
Yeda Research and Development Co. Ltd.
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