143519-52-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143519-52-2 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 2 respectively.
Calculate Digit Verification of CAS Registry Number 143519-52:
(8*1)+(7*4)+(6*3)+(5*5)+(4*1)+(3*9)+(2*5)+(1*2)=122
122 % 10 = 2
So 143519-52-2 is a valid CAS Registry Number.
InChI:InChI=1/C23H28O11/c1-9(2)12-7-13(24)10(3)4-16(12)33-23-21(30)20(29)19(28)17(34-23)8-32-22(31)11-5-14(25)18(27)15(26)6-11/h4-7,9,17,19-21,23-30H,8H2,1-3H3/t17-,19-,20+,21-,23-/m1/s1