Synthesis and characterization of polyaryleneethynylenes having 1,2-diphenylmaleimide in the backbone
โ Scribed by Nam Choul Yang; Young Hoon Park; Dong Hack Suh
- Publisher
- Elsevier Science
- Year
- 2002
- Tongue
- English
- Weight
- 162 KB
- Volume
- 51
- Category
- Article
- ISSN
- 1381-5148
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๐ SIMILAR VOLUMES
## Abstract By reacting the monomer 4,4โฒโdiaminoโ3,3โฒโbis(__p__โmethoxybenzoyl)diphenyl sulfide with 4,4โฒโdiacetyldiphenyl sulfide and alternatively, with 2,6โdiacetylpyridine or 1,3โdiacetylbenzene in a __m__โcresol/diโ__m__โcresyl phosphate medium, six new polyquinolines having terdendate NโNโN o
New cbw ~~ VP~S~~ch~\*4,~-~y~y~~yt)({s)-l,l'-bi~~~-2,~~yl}p~~bi~ [abbreviated (R,S)-BIPHEhWHOS) and its mantiomer (sJt)-BWHEMPHOS have barn synthesized Cum SS'-dichbro4,4'~,6'-~~y~-2~-~~y~oi in cnanpm form. Their Rh(I) complexes have been shown 10 be highly efficient catalysts for asymmetric hydmfam