26877-81-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 26877-81-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,6,8,7 and 7 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 26877-81:
(7*2)+(6*6)+(5*8)+(4*7)+(3*7)+(2*8)+(1*1)=156
156 % 10 = 6
So 26877-81-6 is a valid CAS Registry Number.
InChI:InChI=1/C4H4O4.C2H4/c5-3(6)1-2-4(7)8;1-2/h1-2H,(H,5,6)(H,7,8);1-2H2/b2-1+;