+++Thanks_macro_1 article from Springer

[pendyala123]

Syntheses and reactions of pyridazine derivatives, VI. 1,2-Dipyridazinylethene- and -ethane-1,2-diols from pyridazine carboxaldehydes
Monatshefte fuer Chemie (1976), 107, (3), 799-808

DOI:

http://dx.doi.org/10.1007/BF00906787

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http://link.springer.com/article/10.1007%2FBF00906787

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