97541-74-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97541-74-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,5,4 and 1 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 97541-74:
(7*9)+(6*7)+(5*5)+(4*4)+(3*1)+(2*7)+(1*4)=167
167 % 10 = 7
So 97541-74-7 is a valid CAS Registry Number.
InChI:InChI=1/C21H21ClN6O5/c22-17-13(6-5-12-16(17)18(23)28-21(24)27-12)25-9-10-1-3-11(4-2-10)19(31)26-14(20(32)33)7-8-15(29)30/h1-6,14,25H,7-9H2,(H,26,31)(H,29,30)(H,32,33)(H4,23,24,27,28)/t14-/m0/s1