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ChemicalBook CAS DataBase List Biuret
108-19-0

Biuret synthesis

12synthesis methods
-

Yield:108-19-0 62 %Chromat. ,108-80-5 3 %Chromat.

Reaction Conditions:

thionyl chloride at 140; for 5 h;

Steps:

13 MANUFACTURING EXAMPLES 11-13Preparation of biuret
biuret was prepared by the same method as Example 1 except that the reaction was carried out using 0.05 mole of various catalysts per 1 mole of urea, and the air injection rate is fixed at 2 L/min.After completion of reaction, the composition of the obtained solid is analyzed by using liquid chromatography and the result was disclosed by following Table 4.

References:

Lee, Chun-hyuk;Han, Sang-Jin US2004/199012, 2004, A1 Location in patent:Page 6

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