81018-65-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81018-65-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,0,1 and 8 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 81018-65:
(7*8)+(6*1)+(5*0)+(4*1)+(3*8)+(2*6)+(1*5)=107
107 % 10 = 7
So 81018-65-7 is a valid CAS Registry Number.
InChI:InChI=1/C4H7NO3S/c6-3(4(7)8)5-1-2-9/h9H,1-2H2,(H,5,6)(H,7,8)