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Citation: Liu Zuo-Cai, Cui Xiu-Shan, Fan Guang-Yu, Deng Bai-Ming, Wang Huan-Zhong, Li Yun-Zheng. Crystal Structures of 1-Methyl-3-Indolmethy-Lidene (Isopropylidene) Succinic Anhydride (I) and 1-Methyl-3-Indolethylidene (Isopropylidene) Succinic Anhydride(II)[J]. Acta Physico-Chimica Sinica, ;1990, 6(02): 224-228. doi: 10.3866/PKU.WHXB19900218 shu

Crystal Structures of 1-Methyl-3-Indolmethy-Lidene (Isopropylidene) Succinic Anhydride (I) and 1-Methyl-3-Indolethylidene (Isopropylidene) Succinic Anhydride(II)

1.
Department of Chemical Engineering, Beijing Institute of Technology, Beijing

Received Date: 13 June 1988
Available Online: 15 April 1990

The crystal structures of the title compound (Ⅰ) and (Ⅱ) have been determined by X-ray diffraction. Crystal data are: C_(17)H_(15)NO_3(Ⅰ), triclinic, α=0.7308(2) nm, b=0.8845(3) nm, c=1.1323(3) nm, α=100.03(2)°, β=104.81(2)°, γ=97.20(2)°, V=0.6856(3) nm, Z=2, R=0.047 and C_(18)H_(17)NO_3(Ⅱ), monoclinic, a=1.1006(3) nm, b=1.1172(2) nm, c=1.4046(3) nm, β=102.78(2)°, V=1.5337(6) nm, Z=4, R=0.055. The molecular conformation is cis form for compound Ⅰ and trans form for compound(Ⅱ).
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