1) Cat. No.: TRC-F696852; 2) Chemical Name: 4-Formyl Antipyrine-d3; 3) CAS No.: ; 4) Mol. Formula: C12H9D3N2O2; 5) Mol. Weight: 219.25; 6) Packing Size: 5mg / 50mg; 7) Appearence: ; 8) Application Notes: A labelled derivative of the analgesic drug Antipyrene (A697500) with antiviral activity.; 9) Synonym: 2,3-Dihydro-1-(methyl-d3)-5-methyl-3-oxo-2-phenyl-1H-pyrazole-4-carboxaldehyde; Antipyraldehyde-d3; 2-(Methyl-d3)-3-methyl-4-formyl-1-phenyl-5-pyrazolone; 1-(Methyl-d3)-5-methyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxaldehyde; 2-(Methyl-d3)-3-methyl-5-oxo-1-phenyl-3-pyrazoline-4-carboxaldehyde; 4-Antipyrinecarboxaldehyde-d3; 4-Formyl-2-(methyl-d3)-3-methyl-1-phenyl-3-pyrazolin-5-one; 4-Formyl-2-(methyl-d3)-3-methyl-1-phenyl-3-pyrazoline-5-one; NSC 60408-d3;; 10) Solubility: ; 11) Storage condition: ; 12) References: Evstropov, A.N. et al.: Khim.-Farmat. Zhur., 26, 50 (1992); Venkatasubban, K.S. et al.: Spec. Lett., 30, 1685 (1997);