作者:Sunil Sinha、Anil Tyagi、R. K. Pandey、B. C. Joshi
DOI:10.1002/jhet.5570220155
日期:1985.1
Synthesis and medicinal importance of 4-methyl-6-nitro-8,9,10,11-tetrahydro-2H-benzofuro[2,3-b]-1-benzo-pyran-2-one (I), 4-ethyl-11-nitro-6,7,8,9-tetrahydro-2H-benzofuro[3,2-g]-1-benzopyran-2-one (II), and 6,7-di-hydro-4,13-dimethylbis-1-benzopyrano[6,7-d:7′,6′-d']-2H,11H-benzo[1,2-b:3,4-b']difuran-2,11-dione (III) is presented. The structures of these compounds were confirmed by elemental analysis
4-甲基-6-硝基-8,9,10,11-四氢-2 H-苯并呋喃[2,3 - b ] -1-苯并吡喃-2-酮(I),4-的合成及医学意义乙基-11-硝基-6,7,8,9-四氢-2H-苯并呋喃[3,2-g] -1-苯并吡喃-2-酮(II)和6,7-二氢-4,13 -二甲基双-1-苯并吡喃并[6,7-d:7',6'-d']-2H,11H-苯并[1,2-b:3,4-b']二呋喃-2,11-二酮( III)被提出。这些化合物的结构通过元素分析和光谱研究得到证实。