473980-99-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 473980-99-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,3,9,8 and 0 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 473980-99:
(8*4)+(7*7)+(6*3)+(5*9)+(4*8)+(3*0)+(2*9)+(1*9)=203
203 % 10 = 3
So 473980-99-3 is a valid CAS Registry Number.
473980-99-3Relevant academic research and scientific papers
Abrishami, Fateme,Teimuri-Mofrad, Reza,Bayat, Yadollah,Shahrisa, Aziz
, p. 239 - 244 (2002)
Aldoxime derivatives of 4H-pyran-4-ones 4-7a,b have been synthesized by the reaction of di(aminoxymethyl) pyranones 3a,b with aromatic aldehydes.
