227472-16-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 227472-16-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,7,4,7 and 2 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 227472-16:
(8*2)+(7*2)+(6*7)+(5*4)+(4*7)+(3*2)+(2*1)+(1*6)=134
134 % 10 = 4
So 227472-16-4 is a valid CAS Registry Number.
227472-16-4Relevant academic research and scientific papers
Bousquet, Sandrine,Brunet, Jean-Jacques,Courcet, Thierry,Neibecker, Denis
, p. 117 - 124 (1998)
1,n-bis (2,5-diphenylphospholyl)alkanes (n = 2-6) are easily prepared in a one pot high-yield reaction and fully characterized by multinuclear NMR spectroscopy.
