70892-85-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70892-85-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,8,9 and 2 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 70892-85:
(7*7)+(6*0)+(5*8)+(4*9)+(3*2)+(2*8)+(1*5)=152
152 % 10 = 2
So 70892-85-2 is a valid CAS Registry Number.
InChI:InChI=1/C20H13ClN2O8S2.2Na/c21-12-6-5-9(7-14(12)32(26,27)28)23-13-8-15(33(29,30)31)18(22)17-16(13)19(24)10-3-1-2-4-11(10)20(17)25;;/h1-8,23H,22H2,(H,26,27,28)(H,29,30,31);;/q;2*+1/p-2