Ethyl 2-methyl-2,3-butadienoate acts as a 1,4-dipole synthon and undergoes [4 + 2] annulation with N-tosylimines in the presence of an organic phosphine ca...
In the presence of a catalytic amount of triphenylphosphine, methyl 2,3-butadienoate smoothly reacted with aromatic or heteroaromatic N-tosylimines at room...
Xu. Z.,Lu. X.Phosphine-catalyzed [3+2] cycloaddition reaction of methyl 2,3-butadienoate and N-tosylimines. A novel approach to nitrogen heterocycles...
Xu et al., " Phosphine-Catalyzed [3+2] Cycloaddition Reaction of Methyl 2, 3-Butadienoate and N-Tosylimines. A Novel Approach to Nitrogen Heterocycles...
The mechanisms for the 1,4-dipolar catalytic cycloaddition between ethyl 2-methylbuta-2,3-dienoate and (E)-N-ethylidene-4-methylbenzenesulfonamide were stu...
The mechanisms for the 1,4-dipolar catalytic cycloaddition between ethyl 2-methylbuta-2,3-dienoate and (E)-N-ethylidene-4-methylbenzenesulfonamide were stu...
The mechanisms for the 1,4-dipolar catalytic cycloaddition between ethyl 2-methylbuta-2,3-dienoate and (E)-N-ethylidene-4-methylbenzenesulfonamide were stu...
ChemInform Abstract: Phosphine‐Catalyzed (3 + 2) Cycloaddition Reaction of Methyl 2,3‐ Butadienoate and N‐Tosylimines. A Novel Approach to Nitrogen ...
A. Ethyl 5,5-dimethylhexa-2,3-dienoate (1).lame-dried 2-L 3-necked,ound-bottomedlask equipped withnverheadechanicaltirrer (Teflon paddle, 6 x 2 x 0.3m),emp...
