109041-92-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109041-92-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,0,4 and 1 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 109041-92:
(8*1)+(7*0)+(6*9)+(5*0)+(4*4)+(3*1)+(2*9)+(1*2)=101
101 % 10 = 1
So 109041-92-1 is a valid CAS Registry Number.
109041-92-1Relevant articles and documents
Synthesis of 1-aryl-5-nitrobenzotriazoles
Gornostaev,Bulgakova,Kalashnikova
, p. 1281 - 1284 (2014/01/17)
3-Aryl-1-(3-nitrophenyl)triazenes were obtained in the cyclization reaction of diazotized 3-nitroaniline with arylamines in the presence of dimethyl sulfoxide and potassium carbonate to give 1-aryl-5-nitrobenzotriazoles.