67828-20-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67828-20-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,8,2 and 8 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 67828-20:
(7*6)+(6*7)+(5*8)+(4*2)+(3*8)+(2*2)+(1*0)=160
160 % 10 = 0
So 67828-20-0 is a valid CAS Registry Number.
InChI:InChI=1/C25H19ClN4O5/c1-14-7-9-17(30(33)34)13-20(14)28-29-23-18-6-4-3-5-15(18)11-19(24(23)31)25(32)27-21-12-16(26)8-10-22(21)35-2/h3-13,28H,1-2H3,(H,27,32)/b29-23-