68140-42-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68140-42-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,1,4 and 0 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 68140-42:
(7*6)+(6*8)+(5*1)+(4*4)+(3*0)+(2*4)+(1*2)=121
121 % 10 = 1
So 68140-42-1 is a valid CAS Registry Number.
InChI:InChI=1/C11H28N2O6Si/c1-17-20(18-2,19-3)8-4-5-12(9-14)6-7-13(10-15)11-16/h14-16H,4-11H2,1-3H3