139664-31-6Relevant articles and documents
Process for the preparation of 1-Hydroxymethylpyrazoles
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, (2008/06/13)
A process for the preparation of a 1-hydroxymethylpyrazole comprising combining a methylpyrazole with water and an aqueous formaldehyde solution to form a 1-hydroxymethylpyrazole in a mother liquor, filtering said 1-hydroxymethylpyrazole from said mother liquor, and combining said mother liquor with a second aqueous formaldehyde solution and methylpyrazole.