Mei, Ren-Qiang published the artcileAsymmetric Michael/cyclization tandem reaction of 4-hydroxycoumarin with ¦Â-nitroalkenes catalyzed by chiral bifunctional thioureas, Application of 1,2-Dimethoxy-4-(2-nitrovinyl)benzene, the publication is Organic & Biomolecular Chemistry (2013), 11(8), 1286-1289, database is CAplus and MEDLINE.
The first asym. Michael/cyclization tandem reaction of 4-hydroxycoumarin with nitroolefins catalyzed by chiral bifunctional thioureas was reported and 2,3-dihydrofuro[3,2-c]coumarin adducts have been obtained in moderate yields (53-75%) and good enantioselectivities (64-90% ee).
Organic & Biomolecular Chemistry published new progress about 4230-93-7. 4230-93-7 belongs to catalysis-chemistry, auxiliary class Alkenyl,Nitro Compound,Benzene,Ether, name is 1,2-Dimethoxy-4-(2-nitrovinyl)benzene, and the molecular formula is C10H11NO4, Application of 1,2-Dimethoxy-4-(2-nitrovinyl)benzene.
Referemce:
https://courses.lumenlearning.com/boundless-chemistry/chapter/catalysis/,
Catalysis – Wikipedia