1621090-69-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1621090-69-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,2,1,0,9 and 0 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1621090-69:
(9*1)+(8*6)+(7*2)+(6*1)+(5*0)+(4*9)+(3*0)+(2*6)+(1*9)=134
134 % 10 = 4
So 1621090-69-4 is a valid CAS Registry Number.
1621090-69-4Relevant articles and documents
6-Benzyloxyquinazolin-7-ylurea derivatives with an anticancer activity
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Paragraph 0144; 0145; 0146; 0147; 0148, (2018/02/28)
The present invention relates to a 6-benzyloxyquinazoline-7-ylurea derivative having anticancer activity and, more specifically, to a 6-benzyloxyquinazoline-7-ylurea derivative represented by chemical formula 1 and a compound selected from pharmaceuticall
