반응 #460472
ord-3801c81bd683423bac564c0600e72220
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반응 조건
상세 조건
See reaction.notes.procedure_details.
실험 절차
the melamine-formaldehyde precondensate used as starting material is miscible with water in every ratio without cloudiness. These precondensates are obtained by condensation of melamine with formaldehyde in the molar ratio from 1:3 to 1:6 and subsequent partial etherification with C1 -C4 -alkanols, preferably methanol, and