21418-80-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 21418-80-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,4,1 and 8 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 21418-80:
(7*2)+(6*1)+(5*4)+(4*1)+(3*8)+(2*8)+(1*0)=84
84 % 10 = 4
So 21418-80-4 is a valid CAS Registry Number.
21418-80-4Relevant articles and documents
4,6-Diaryl-pyrimidin-2(1H)-ones as tranquilizers
-
, (2008/06/13)
The invention discloses compounds of the class of 1-substituted-4,6-diaryl-pyrimidin-2(1H)-ones, e.g. 1-alkyl-4,6-diphenyl-pyrimidin-2(1H)-ones. The disclosure also includes the preparation of the pyrimidin-2(1H)-ones by oxidation of the corresponding dih
