143705-67-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143705-67-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,7,0 and 5 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 143705-67:
(8*1)+(7*4)+(6*3)+(5*7)+(4*0)+(3*5)+(2*6)+(1*7)=123
123 % 10 = 3
So 143705-67-3 is a valid CAS Registry Number.
InChI:InChI=1/C23H43NO2/c1-4-5-6-7-8-9-10-11-12-13-22(26)24-17-15-20-19(2)21(25)14-16-23(20,3)18-24/h19-21,25H,4-18H2,1-3H3/t19-,20-,21-,23+/m0/s1