94042-75-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 94042-75-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,4,0,4 and 2 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 94042-75:
(7*9)+(6*4)+(5*0)+(4*4)+(3*2)+(2*7)+(1*5)=128
128 % 10 = 8
So 94042-75-8 is a valid CAS Registry Number.
InChI:InChI=1/C25H18ClN7O13S4.4Na/c26-23-29-24(27-13-1-4-15(5-2-13)47(35,36)37)31-25(30-23)28-14-3-7-17-12(9-14)10-20(50(44,45)46)21(22(17)34)33-32-18-11-16(48(38,39)40)6-8-19(18)49(41,42)43;;;;/h1-11,32H,(H,35,36,37)(H,38,39,40)(H,41,42,43)(H,44,45,46)(H2,27,28,29,30,31);;;;/q;4*+1/p-4/b33-21-;;;;