613-99-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 613-99-0 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 6,1 and 3 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 613-99:
(5*6)+(4*1)+(3*3)+(2*9)+(1*9)=70
70 % 10 = 0
So 613-99-0 is a valid CAS Registry Number.
613-99-0Relevant articles and documents
A NOVEL SYNTHETIC ROUTE TO 2-ARYL-2H-BENZOTRIAZOLE 1-OXIDES
Niclas, H.-J.,Goehrmann, B.
, p. 2141 - 2150 (2007/10/02)
The reaction of benzofuroxan 1 with sodium or potassium salts of formanilides 2 affords 2-aryl-2H-benzotriazole 1-oxides 3 in moderate to good yields.By heating the reactants in toluene or DMSO formal O/N exchange with elimination of alkali formate takes
