1863885-74-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1863885-74-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,8,6,3,8,8 and 5 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1863885-74:
(9*1)+(8*8)+(7*6)+(6*3)+(5*8)+(4*8)+(3*5)+(2*7)+(1*4)=238
238 % 10 = 8
So 1863885-74-8 is a valid CAS Registry Number.