109178-92-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109178-92-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,1,7 and 8 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 109178-92:
(8*1)+(7*0)+(6*9)+(5*1)+(4*7)+(3*8)+(2*9)+(1*2)=139
139 % 10 = 9
So 109178-92-9 is a valid CAS Registry Number.
109178-92-9Relevant academic research and scientific papers
Free Radical Carboxymethylation of Uracils with Benzoyl Peroxide in Acetic Acid
Itahara, Toshio,Ide, Naoko
, p. 1225 - 1226 (2007/10/02)
Acetic acid solutions of the uracils and benzoyl peroxide were heated at 80 deg C to give 5-carboxymethyluracils.Similar treatment of caffeine and benzothiazole gave 8-methylcaffeine and 2-methylbenzothiazole, respectively.
