51658-20-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 51658-20-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,6,5 and 8 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 51658-20:
(7*5)+(6*1)+(5*6)+(4*5)+(3*8)+(2*2)+(1*0)=119
119 % 10 = 9
So 51658-20-9 is a valid CAS Registry Number.
51658-20-9Relevant academic research and scientific papers
Grigor'eva,Shainyan,Kaurova,Gracheva,Lesnevskaya,Barabanov
, p. 1095 - 1100 (2002)
Electrochemical fluorination of some unsaturated sulfides and sulfones and their reactions with anhydrous HF were studied.
