109299-38-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109299-38-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,2,9 and 9 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 109299-38:
(8*1)+(7*0)+(6*9)+(5*2)+(4*9)+(3*9)+(2*3)+(1*8)=149
149 % 10 = 9
So 109299-38-9 is a valid CAS Registry Number.
109299-38-9Relevant articles and documents
2-Alkyl-1,2,3-Triazole-1-Oxides: Preparation and Use in the Synthesis of 2-Alkyltriazoles
Begtrup, Mikael,Nytoft, Hans Peter
, p. 262 - 269 (2007/10/02)
Methylhydrazone oximes were obtaines by reaction of glyoxal, methylglyoxal, or diacetyl with methylhydrazine and hydroxylamine or from nitrosoacetone and methylhydrazine.The methylhydrazono oximes cyclize upon oxidation to 2-methyltriazole-N-oxides.Benzyl