1621689-08-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1621689-08-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,2,1,6,8 and 9 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1621689-08:
(9*1)+(8*6)+(7*2)+(6*1)+(5*6)+(4*8)+(3*9)+(2*0)+(1*8)=174
174 % 10 = 4
So 1621689-08-4 is a valid CAS Registry Number.
1621689-08-4Relevant academic research and scientific papers
PYRIDAZINONE-AMIDES DERIVATIVES
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Page/Page column 29; 30, (2014/08/20)
The present invention relates to compounds of formula (I) wherein R1, Ra, Rb and Z have the meaning given in claim 1, and their use in the prophylaxis and treatment of diseases.
