67533-03-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67533-03-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,5,3 and 3 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 67533-03:
(7*6)+(6*7)+(5*5)+(4*3)+(3*3)+(2*0)+(1*3)=133
133 % 10 = 3
So 67533-03-3 is a valid CAS Registry Number.
InChI:InChI=1/C15H16O7/c1-15(20)4-6-7(5-22-15)13(18)10-8(16)3-9(21-2)14(19)11(10)12(6)17/h3,6-7,16,19-20H,4-5H2,1-2H3/t6-,7-,15+/m1/s1