37714-52-6 7-Methoxy-2,3-dimethyl-6-(2-nitroethenyl)benzofuran Benzofuran, 7-methoxy-2,3-dimethyl-6-(2-nitroethenyl)- Dimethyl-2,3 (nitro-2 vinyl)-6 methoxy-7 benzofuranne [French] R 5192