25188-53-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25188-53-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,1,8 and 8 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 25188-53:
(7*2)+(6*5)+(5*1)+(4*8)+(3*8)+(2*5)+(1*3)=118
118 % 10 = 8
So 25188-53-8 is a valid CAS Registry Number.
InChI:InChI=1/C32H29N5O8S2/c1-18-12-20(3)30(28(13-18)46(39,40)41)36-34-25-17-27(45-4)26(14-19(25)2)35-37-31-29(47(42,43)44)16-21-15-23(10-11-24(21)32(31)38)33-22-8-6-5-7-9-22/h5-17,33,38H,1-4H3,(H,39,40,41)(H,42,43,44)