81352-82-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81352-82-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,3,5 and 2 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 81352-82:
(7*8)+(6*1)+(5*3)+(4*5)+(3*2)+(2*8)+(1*2)=121
121 % 10 = 1
So 81352-82-1 is a valid CAS Registry Number.
InChI:InChI=1/C28H36N2O4S/c1-28-13-12-19-18-9-7-17(14-16(18)6-8-20(19)21(28)10-11-24(28)31)34-25(32)5-3-2-4-23-26-22(15-35-23)29-27(33)30-26/h7,9,14,19-23,26H,2-6,8,10-13,15H2,1H3,(H2,29,30,33)