88469-97-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 88469-97-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,4,6 and 9 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 88469-97:
(7*8)+(6*8)+(5*4)+(4*6)+(3*9)+(2*9)+(1*7)=200
200 % 10 = 0
So 88469-97-0 is a valid CAS Registry Number.
88469-97-0Relevant academic research and scientific papers
2-Aminomethyl-3-hydroxy-1-thiochromones; Preparation and Reactions
Eiden, Fritz,Felbermeir, Gerda
, p. 1034 - 1041 (2007/10/02)
3-Hydroxy-1-thiochromone (3a) reacts with formaldehyde and amines to yield the title compounds 5a-5h.Heating of 5a results in the formation of the spiro compound 9.Addition of the enamines 11 or 12 leads to the pyranothiochromones 15a or 14.
