1193779-41-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1193779-41-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,3,7,7 and 9 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1193779-41:
(9*1)+(8*1)+(7*9)+(6*3)+(5*7)+(4*7)+(3*9)+(2*4)+(1*1)=197
197 % 10 = 7
So 1193779-41-7 is a valid CAS Registry Number.