Refers to a reaction condition where no solvent is used, often to reduce environmental impact and simplify product isolation and purification.
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ethyl 4-(3,4-dimethoxyphenyl)-2-hydroxy-6-methyl-1,4-dihydro-5-pyrimidinecarboxylate
[(1H-indol-3-yl)-(4-nitrophenyl)-methyl]-methyl-phenyl-amine
Acetamide, N-[2-(phenylmethyl)phenyl]-
