135446-92-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 135446-92-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,4,4 and 6 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 135446-92:
(8*1)+(7*3)+(6*5)+(5*4)+(4*4)+(3*6)+(2*9)+(1*2)=133
133 % 10 = 3
So 135446-92-3 is a valid CAS Registry Number.
InChI:InChI=1/C21H18N2O9/c24-18(25)8-23(9-19(26)27)16-4-3-12(7-17(16)32-10-20(28)29)14-5-11-1-2-13(21(30)31)6-15(11)22-14/h1-7,22H,8-10H2,(H,24,25)(H,26,27)(H,28,29)(H,30,31)