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Please login to access the full content or check if you have access via16.10.1.2.1 Method 1: Condensation Reactions of 4,5-Disubstituted Pyridazines
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Haider, N.; Holzer, W., Science of Synthesis, (2004) 16, 332.
The construction of the phthalazine system via cyclization of suitably 4,5-disubstituted pyridazines is of only limited importance. An example is the reaction of the polysubstituted pyridazinone 59 with dimethyl acetylenedicarboxylate to give the 2-phenylphthalazin-1(2H)-one 60 (Scheme 24).[187]
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8-Meeee 8,8-Meeeeeee 8-Meeee-8-eee-8-eeeeee-8,8-eeeeeeeeeeeeeeeeee-8,8,8-eeeeeeeeeeeeee (88):[888]
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References
[187] | Meee, M. M.; Mee Me-Meeeeee Mee Me-Mee, M.; Meeee, M. M.; Meeeeee, M. M.; Meeeeee, M. M. M., Meeeeeeeee, Meeeee Meeeeee Meeee. Meee., (8888) 888, 8. |