81377-20-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81377-20-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,3,7 and 7 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 81377-20:
(7*8)+(6*1)+(5*3)+(4*7)+(3*7)+(2*2)+(1*0)=130
130 % 10 = 0
So 81377-20-0 is a valid CAS Registry Number.
InChI:InChI=1/C6H3ClN2O4S/c7-3-1-2-4(14(10,11)12)6-5(3)8-13-9-6/h1-2H,(H,10,11,12)