68992-02-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68992-02-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,9,9 and 2 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 68992-02:
(7*6)+(6*8)+(5*9)+(4*9)+(3*2)+(2*0)+(1*2)=179
179 % 10 = 9
So 68992-02-9 is a valid CAS Registry Number.
InChI:InChI=1/C33H22ClN9O12S4.4Na/c34-31-37-32(35)39-33(38-31)36-26-12-11-24(20-4-2-6-28(30(20)26)58(50,51)52)43-42-23-9-10-25(21-15-17(56(44,45)46)7-8-18(21)23)41-40-16-13-22-19(29(14-16)59(53,54)55)3-1-5-27(22)57(47,48)49;;;;/h1-15H,(H,44,45,46)(H,47,48,49)(H,50,51,52)(H,53,54,55)(H3,35,36,37,38,39);;;;/q;4*+1/p-4/b41-40+,43-42+;;;;