82-14-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82-14-4 includes 5 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 2 digits, 8 and 2 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 82-14:
(4*8)+(3*2)+(2*1)+(1*4)=44
44 % 10 = 4
So 82-14-4 is a valid CAS Registry Number.
InChI:InChI=1/C21H14ClNO4S/c1-12-8-10-13(11-9-12)28(26,27)23-17-7-3-5-15-19(17)21(25)14-4-2-6-16(22)18(14)20(15)24/h2-11,23H,1H3