70161-17-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70161-17-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,1,6 and 1 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 70161-17:
(7*7)+(6*0)+(5*1)+(4*6)+(3*1)+(2*1)+(1*7)=90
90 % 10 = 0
So 70161-17-0 is a valid CAS Registry Number.
InChI:InChI=1/C29H20ClN9O12S4.4Na/c30-27-33-28(31)35-29(34-27)32-22-10-9-20(17-2-1-3-25(26(17)22)55(49,50)51)37-38-21-8-7-19(16-6-4-14(12-18(16)21)52(40,41)42)36-39-23-13-15(53(43,44)45)5-11-24(23)54(46,47)48;;;;/h1-13H,(H,40,41,42)(H,43,44,45)(H,46,47,48)(H,49,50,51)(H3,31,32,33,34,35);;;;/q;4*+1/p-4/b38-37+,39-36+;;;;