45. Mechanism of substitution at a saturated carbon atom. Part XXVII. The rôle of steric hindrance. (Section B) a comparison of the rates of reaction of ethyl and neopentyl bromides with inorganic iodides in acetone solution

1946 ◽  
Vol 0 (0) ◽  
pp. 161-164 ◽  
Author(s):  
I. Dostrovsky ◽  
E. D. Hughes
Keyword(s):  
Carbon Atom ◽  
Steric Hindrance ◽  
Acetone Solution ◽  
Saturated Carbon Atom

scholarly journals The role of steric hindrance in the intramolecular oxidative aromatic coupling of pyrrolo[3,2-b]pyrroles

2016 ◽  
Vol 52 (77) ◽  
pp. 11539-11542 ◽  
Author(s):  
Maciej Krzeszewski ◽  
Paweł Świder ◽  
Łukasz Dobrzycki ◽  
Michał K. Cyrański ◽  
Witold Danikiewicz ◽  
...  
Keyword(s):  
Carbon Atom ◽  
Steric Hindrance ◽  
Sterically Hindered

Sterically hindered tetraaryl-pyrrolo[3,2-b]pyrroles undergo oxidative aromatic coupling, forming a fluorene scaffold linked via a spiro carbon atom with a novel π-conjugated scaffold.

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