85681-99-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 85681-99-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,5,6,8 and 1 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 85681-99:
(7*8)+(6*5)+(5*6)+(4*8)+(3*1)+(2*9)+(1*9)=178
178 % 10 = 8
So 85681-99-8 is a valid CAS Registry Number.
InChI:InChI=1/C27H32N2O7S2/c1-5-28(6-2)18-9-12-21-24(15-18)36-25-16-19(29(7-3)8-4)10-13-22(25)27(21)23-14-11-20(37(30,31)32)17-26(23)38(33,34)35/h9-17,27H,5-8H2,1-4H3,(H,30,31,32)(H,33,34,35)