143519-53-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143519-53-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,5,1 and 9 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 143519-53:
(8*1)+(7*4)+(6*3)+(5*5)+(4*1)+(3*9)+(2*5)+(1*3)=123
123 % 10 = 3
So 143519-53-3 is a valid CAS Registry Number.
InChI:InChI=1/C23H28O11/c1-9(2)12-7-13(25)10(3)4-16(12)32-23-20(30)21(19(29)17(8-24)33-23)34-22(31)11-5-14(26)18(28)15(27)6-11/h4-7,9,17,19-21,23-30H,8H2,1-3H3/t17-,19-,20-,21+,23-/m1/s1