Acta Cryst. (2002). E58, o1463-o1465  [ doi:10.1107/S1600536802021785 ]

2a',8a'-Dichloro-3,8-dioxo-1',2',2a',8a'-tetrahydrodispiro[cyclopropane-1,1'-cyclobuta[b]naphthalene-2',1''-cyclopropane]

A. Usman, H.-K. Fun, L. Wang, Y. Zhang and J.-H. Xu

Online 30 November 2002

Key indicators

• Single-crystal X-ray study
• T = 213 K
• Mean (C-C) = 0.003 Å
• R factor = 0.078
• wR factor = 0.199
• Data-to-parameter ratio = 15.1

checkCIF results

No syntax errors found

ADDSYM reports no extra symmetry

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