691864-52-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 691864-52-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,1,8,6 and 4 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 691864-52:
(8*6)+(7*9)+(6*1)+(5*8)+(4*6)+(3*4)+(2*5)+(1*2)=205
205 % 10 = 5
So 691864-52-5 is a valid CAS Registry Number.
691864-52-5Relevant academic research and scientific papers
Diazinopyrimidines
-
Page/Page column 31, (2008/06/13)
The present invention provides a compound of the formula: or a pharmaceutically acceptable salt thereof, wherein R1, R2, R3, X1, X2, and Ar1 are as defined herein. The present invention als