1219795-17-1 Usage
Uses
2-Cyanopyridine-d4 (CAS# 1219795-17-1) is a useful isotopically labeled research compound.
Check Digit Verification of cas no
The CAS Registry Mumber 1219795-17-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,9,7,9 and 5 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1219795-17:
(9*1)+(8*2)+(7*1)+(6*9)+(5*7)+(4*9)+(3*5)+(2*1)+(1*7)=181
181 % 10 = 1
So 1219795-17-1 is a valid CAS Registry Number.