1219804-71-3 Usage
Uses
Pentanoic-2,2,3,3-d4 Acid (CAS# 1219804-71-3) is a useful isotopically labeled research compound.
Check Digit Verification of cas no
The CAS Registry Mumber 1219804-71-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,9,8,0 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1219804-71:
(9*1)+(8*2)+(7*1)+(6*9)+(5*8)+(4*0)+(3*4)+(2*7)+(1*1)=153
153 % 10 = 3
So 1219804-71-3 is a valid CAS Registry Number.