CAS Number
7477-67-0
Bispyrazolone
SL Number
CSL-8945
Category
impurity
Molecular Formula
C20H18N4O2
Molecular Weight
346.38
Description
2,2,4,4-Tetrahydro-5,5-dimethyl-2,2-diphenyl-[4,4-Bi-3H-pyrazole]-3,3-dione; 3,3-Dimethyl-1,1-diphenyl-[4,4-bi-2-pyrazoline]-5,5-dione; 4,4-Bis(1-phenyl-3-methyl-5-pyrazolone); NSC 37393; NSC 401001;
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