127531-18-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 127531-18-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,5,3 and 1 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 127531-18:
(8*1)+(7*2)+(6*7)+(5*5)+(4*3)+(3*1)+(2*1)+(1*8)=114
114 % 10 = 4
So 127531-18-4 is a valid CAS Registry Number.
InChI:InChI=1/C15H21NO7S2/c17-7-11(19)13(21)12(20)10(18)6-16(15(24)25)5-8-1-3-9(4-2-8)14(22)23/h1-4,10-13,17-21H,5-7H2,(H,22,23)(H,24,25)/t10-,11+,12+,13+/m0/s1