66941-63-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66941-63-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,9,4 and 1 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 66941-63:
(7*6)+(6*6)+(5*9)+(4*4)+(3*1)+(2*6)+(1*3)=157
157 % 10 = 7
So 66941-63-7 is a valid CAS Registry Number.
InChI:InChI=1/C11H14N2O4/c1-4-6-11(7(3)17-5-2)8(14)12-10(16)13-9(11)15/h4H,1,3,5-6H2,2H3,(H2,12,13,14,15,16)