85188-26-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 85188-26-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,5,1,8 and 8 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 85188-26:
(7*8)+(6*5)+(5*1)+(4*8)+(3*8)+(2*2)+(1*6)=157
157 % 10 = 7
So 85188-26-7 is a valid CAS Registry Number.
InChI:InChI=1/C21H16N2O8S2.2Na/c1-11-6-8-12(9-7-11)23(33(29,30)31)15-10-16(32(26,27)28)19(22)18-17(15)20(24)13-4-2-3-5-14(13)21(18)25;;/h2-10H,22H2,1H3,(H,26,27,28)(H,29,30,31);;/q;2*+1/p-2