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Tetrahedron Letters

Chemical studies on 2, 4-dihydroxy-7-methoxy-2H-1, 4-benzoxazin-3 (4H)-one in connection with 6-methoxy-2-benzoxazolinone, an auxin-inhibiting substance of Zea …

S Kosemura, S Yamamura, T Anai, K Hasegawa

文献索引:Kosemura, Seiji; Yamamura, Shosuke; Anai, Toyoaki; Hasegawa, Koji Tetrahedron Letters, 1994 , vol. 35, # 44 p. 8221 - 8224

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被引用次数: 18

摘要

Abstract Some chemical studies on 2, 4-dihydroxy-7-methoxy-2H-1, 4-benzoxazin-3 (4H)- one (DIMBOA, 1) and related compounds from Zea mays L. have been carried out, where DIMBOA (1) has been very rapidly converted into 6-methoxy-2-benzoxazolinone (MBOA, 2), an auxin-inhibiting substanse of maize, in the presence of acetic anhydride at room temperature. Therefore, such an enzymatic acylation of N-OH group of DIMBOA (1) as in ...