Regioregular copolymers and methods for making same
View Patent ↗Methods for producing regioregular poly(aryl ethynyl)-poly(aryl vinyl) and monomers for preparing the regioregular poly(aryl ethynyl)-poly(aryl vinyl) polymers are described herein. Regioregular poly(aryl ethynyl)-poly(aryl vinyl) are useful for electronics, among other things.
1. A compound of general Formula III:
wherein:
each R 1a , R 1b , R 2a , and R 2b is, independently, C 1 -C 20 alkyl, C 2 -C 20 alkene, C 2 -C 20 alkyne, or alkylene glycol; and
X is hydroxide, alkoxide, astatine, iodine, bromine, chlorine, or fluorine, triflate(CF 3 SO 3 ), mesylate (CH 3 SO 3 ), tosylate (CH 3 C 6 H 4 SO 2 ), or besylate (C 6 H 5 SO 3 − ).
2. The compound according to claim 1 , wherein each of R 1a and R 2a is independently C 1 -C 20 alkyl.
3. The compound according to claim 1 , wherein each of R 1a and R 2a is independently C 1 -C 6 alkyl.
4. The compound according to claim 1 , wherein each of R 1b and R 2b is independently C 1 -C 20 alkyl.
5. The compound according to claim 1 , wherein each of R 1b and R 2b is independently C 1 -C 6 alkyl.
6. The compound according to claim 1 , wherein X is iodine, bromine, chlorine, or fluorine.
7. The compound according to claim 1 , wherein R 1a is ethyl.
8. The compound according to claim 1 , wherein R 2a is methyl.
9. The compound according to claim 1 , wherein R 1b is ethyl.
10. The compound according to claim 1 , wherein R 2b is methyl.
11. The compound according to claim 1 , wherein X is iodine.
12. The compound according to claim 1 , wherein the compound is (E)-(4-(2-ethoxy-4-iodo-5-methoxystyryl)-(2-ethoxy-5-methoxyphenyl)ethynyl)tri-iso-propylsilane: