119990-59-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 119990-59-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,9,9,9 and 0 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 119990-59:
(8*1)+(7*1)+(6*9)+(5*9)+(4*9)+(3*0)+(2*5)+(1*9)=169
169 % 10 = 9
So 119990-59-9 is a valid CAS Registry Number.
119990-59-9Relevant academic research and scientific papers
Neeson, S. J.,Stevenson, P. J.
, p. 3993 - 3996 (1988)
A new stereo-selective route to cis-disubstituted piperidines is presented in which the key step is a Stevens rearrangement with ring contraction.
