83817-66-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83817-66-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,8,1 and 7 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 83817-66:
(7*8)+(6*3)+(5*8)+(4*1)+(3*7)+(2*6)+(1*6)=157
157 % 10 = 7
So 83817-66-7 is a valid CAS Registry Number.
InChI:InChI=1/C10H14O3Si/c1-11-10(12-2)14-13-8-9-6-4-3-5-7-9/h3-7,10H,8H2,1-2H3