53663-03-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53663-03-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,6,6 and 3 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 53663-03:
(7*5)+(6*3)+(5*6)+(4*6)+(3*3)+(2*0)+(1*3)=119
119 % 10 = 9
So 53663-03-9 is a valid CAS Registry Number.
InChI:InChI=1/C23H28O11/c1-8-5-11(25)17(27)21(3)10(8)6-12-22-7-32-23(20(30)31-4,18(28)13(26)15(21)22)16(22)14(19(29)34-12)33-9(2)24/h5,10,12-18,26-28H,6-7H2,1-4H3/t10-,12+,13+,14+,15+,16+,17+,18-,21-,22+,23-/m0/s1