15741-91-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15741-91-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,7,4 and 1 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 15741-91:
(7*1)+(6*5)+(5*7)+(4*4)+(3*1)+(2*9)+(1*1)=110
110 % 10 = 0
So 15741-91-0 is a valid CAS Registry Number.
InChI:InChI=1/C11H12N2O7/c1-2-3-6-19-11(14)20-10-5-4-8(12(15)16)7-9(10)13(17)18/h4-5,7H,2-3,6H2,1H3