74833-39-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74833-39-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,8,3 and 3 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 74833-39:
(7*7)+(6*4)+(5*8)+(4*3)+(3*3)+(2*3)+(1*9)=149
149 % 10 = 9
So 74833-39-9 is a valid CAS Registry Number.
InChI:InChI=1/C17H24O7/c1-8-4-11-16(5-10(8)19,6-22-9(2)18)15(3)13(21)12(20)14(24-11)17(15)7-23-17/h4,10-14,19-21H,5-7H2,1-3H3/t10-,11+,12+,13+,14+,15+,16+,17-/m0/s1