74243-01-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74243-01-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,2,4 and 3 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 74243-01:
(7*7)+(6*4)+(5*2)+(4*4)+(3*3)+(2*0)+(1*1)=109
109 % 10 = 9
So 74243-01-9 is a valid CAS Registry Number.
InChI:InChI=1/C17H27NO6/c1-10(2)17(22,11(3)19)16(21)23-9-13-5-7-18-8-6-14(15(13)18)24-12(4)20/h5,10-11,14-15,19,22H,6-9H2,1-4H3/t11-,14-,15-,17+/m1/s1