84236-31-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 84236-31-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,2,3 and 6 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 84236-31:
(7*8)+(6*4)+(5*2)+(4*3)+(3*6)+(2*3)+(1*1)=127
127 % 10 = 7
So 84236-31-7 is a valid CAS Registry Number.
InChI:InChI=1/C12H3Cl7O2/c13-3-1-5(20)6(2-4(3)14)21-12-10(18)8(16)7(15)9(17)11(12)19/h1-2,20H