97403-76-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97403-76-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,4,0 and 3 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 97403-76:
(7*9)+(6*7)+(5*4)+(4*0)+(3*3)+(2*7)+(1*6)=154
154 % 10 = 4
So 97403-76-4 is a valid CAS Registry Number.
InChI:InChI=1/C19H21N5O10S3.2Na/c1-12-18(19(20)24(23-12)13-3-5-14(6-4-13)36(27,28)29)22-21-16-11-15(7-8-17(16)33-2)35(25,26)10-9-34-37(30,31)32;;/h3-8,11,18,20H,9-10H2,1-2H3,(H,27,28,29)(H,30,31,32);;/q;2*+1/p-2/b20-19+,22-21+;;