128836-54-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128836-54-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,8,3 and 6 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 128836-54:
(8*1)+(7*2)+(6*8)+(5*8)+(4*3)+(3*6)+(2*5)+(1*4)=154
154 % 10 = 4
So 128836-54-4 is a valid CAS Registry Number.
InChI:InChI=1/C22H26IN3O5S/c23-16-8-11-20(27)19(14-16)21(28)24-13-12-15-6-9-18(10-7-15)32(30,31)26-22(29)25-17-4-2-1-3-5-17/h6-11,14,17,27H,1-5,12-13H2,(H,24,28)(H2,25,26,29)