93032-33-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93032-33-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,0,3 and 2 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 93032-33:
(7*9)+(6*3)+(5*0)+(4*3)+(3*2)+(2*3)+(1*3)=108
108 % 10 = 8
So 93032-33-8 is a valid CAS Registry Number.
93032-33-8Relevant academic research and scientific papers
Synthesis of Some 2--4H-1-Benzopyran-4-Ones
Fernandes, Peter S.,Mendes, Dionysia L. M.
, p. 967 - 969 (2007/10/02)
The synthesis of six new hetero substituted 2-phenyl-4H-1-benzopyran-4-ones starting from 1-(4-carboxyphenyl)-3,5,5-trimethyl-2-pyrazoline and 1-(4-carboxyphenyl)-3,5-diphenyl-2-pyrazoline and 2-hydroxy, 2,4-dihydroxy and 2,4,6-trihydroxy acetophenones is
