19974-66-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19974-66-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,9,7 and 4 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 19974-66:
(7*1)+(6*9)+(5*9)+(4*7)+(3*4)+(2*6)+(1*6)=164
164 % 10 = 4
So 19974-66-4 is a valid CAS Registry Number.
InChI:InChI=1/C18H33NO.ClH/c20-16-12-7-13-19-18(16)17(14-8-3-1-4-9-14)15-10-5-2-6-11-15;/h14-20H,1-13H2;1H