58534-11-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 58534-11-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,8,5,3 and 4 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 58534-11:
(7*5)+(6*8)+(5*5)+(4*3)+(3*4)+(2*1)+(1*1)=135
135 % 10 = 5
So 58534-11-5 is a valid CAS Registry Number.
58534-11-5Relevant articles and documents
Conversion of pyridine N -oxides to tetrazolopyridines
Liu, Shanshan,Lentz, Dieter,Tzschucke, C. Christoph
, p. 3249 - 3254 (2014)
An efficient and convenient procedure for the conversion of pyridine N-oxides to tetrazolopyridines by treatment with 4-toluene sulfonyl chloride and sodium azide in toluene at elevated temperature is described.
