1219794-70-3 Usage
Uses
1-Butane-d9-sulfonyl Chloride (CAS# 1219794-70-3) is a useful isotopically labeled research compound.
Check Digit Verification of cas no
The CAS Registry Mumber 1219794-70-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,9,7,9 and 4 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1219794-70:
(9*1)+(8*2)+(7*1)+(6*9)+(5*7)+(4*9)+(3*4)+(2*7)+(1*0)=183
183 % 10 = 3
So 1219794-70-3 is a valid CAS Registry Number.