35844-74-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 35844-74-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,5,8,4 and 4 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 35844-74:
(7*3)+(6*5)+(5*8)+(4*4)+(3*4)+(2*7)+(1*4)=137
137 % 10 = 7
So 35844-74-7 is a valid CAS Registry Number.
InChI:InChI=1/C26H18N2O3/c29-21-15-20(27-16-9-3-1-4-10-16)22-23(24(21)28-17-11-5-2-6-12-17)26(31)19-14-8-7-13-18(19)25(22)30/h1-15,27-29H