103188-12-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103188-12-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,1,8 and 8 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 103188-12:
(8*1)+(7*0)+(6*3)+(5*1)+(4*8)+(3*8)+(2*1)+(1*2)=91
91 % 10 = 1
So 103188-12-1 is a valid CAS Registry Number.
InChI:InChI=1/C20H30O4/c1-3-5-13-17(12-4-2)20(16-24-20)18(21)14-10-8-6-7-9-11-15-19(22)23/h3,6-7,10,13-14,17-18,21H,4,8-9,11-12,15-16H2,1-2H3,(H,22,23)/b7-6-,14-10-/t5?,17?,18-,20-/m1/s1