17341-83-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17341-83-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,3,4 and 1 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 17341-83:
(7*1)+(6*7)+(5*3)+(4*4)+(3*1)+(2*8)+(1*3)=102
102 % 10 = 2
So 17341-83-2 is a valid CAS Registry Number.
InChI:InChI=1/C20H12Cl3N5O10S3.3Na/c21-16-18(22)25-20(23)26-19(16)24-8-1-4-14(40(33,34)35)12(5-8)27-28-13-7-15(41(36,37)38)11-6-9(39(30,31)32)2-3-10(11)17(13)29;;;/h1-7,29H,(H,24,25,26)(H,30,31,32)(H,33,34,35)(H,36,37,38);;;/q;3*+1/p-3