In the title mol-ecule, C(18)H(20)N(2)O(4), which resides on a crystallographic centre of inversion (at the centre of the N-N bond), all non-H atoms apart from the meth-oxy substituent are approximately coplanar. The structure displays intra-molecular O-H⋯N hydrogen bonding.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2915233 | PMC |
http://dx.doi.org/10.1107/S1600536807064409 | DOI Listing |
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