63251-43-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 63251-43-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,3,2,5 and 1 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 63251-43:
(7*6)+(6*3)+(5*2)+(4*5)+(3*1)+(2*4)+(1*3)=104
104 % 10 = 4
So 63251-43-4 is a valid CAS Registry Number.
InChI:InChI=1/C22H16O9S3.Na/c23-32(24,25)20-12-11-16-14-21(30-33(26,27)18-7-3-1-4-8-18)22(15-17(16)13-20)31-34(28,29)19-9-5-2-6-10-19;/h1-15H,(H,23,24,25);/q;+1/p-1