106768-99-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 106768-99-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,6,7,6 and 8 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 106768-99:
(8*1)+(7*0)+(6*6)+(5*7)+(4*6)+(3*8)+(2*9)+(1*9)=154
154 % 10 = 4
So 106768-99-4 is a valid CAS Registry Number.
InChI:InChI=1/C22H12O2S2/c23-21-15-7-1-5-13(17-9-3-11-25-17)19(15)22(24)20-14(6-2-8-16(20)21)18-10-4-12-26-18/h1-12H