Adding a certain compound to certain chemical reactions, such as: 92-43-3, name is 1-Phenyl-3-pyrazolidinone, belongs to pyrazoles-derivatives compound, can increase the reaction rate and produce products with better performance than those obtained under traditional synthetic methods. Here is a downstream synthesis route of the compound 92-43-3, Quality Control of 1-Phenyl-3-pyrazolidinone
EXAMPLE 2 alpha-Hydroxy-5-oxo-2-phenyl-1-pyrazolidine acetic acid By following the procedure of Example 1 and substituting 1-phenyl-3-pyrazolidinone for 1-[4-(trifluoromethyl)phenyl]-3-pyrazolinone the title compound is obtained in 48% yield, with a melting point of 127-9 C. Analysis for: C11 H12 N2 O4. Calcuated: C, 55.92; H, 5.12; N, 11.86. Found: C, 56.22; H, 5.37; N, 11.76.
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