113965-52-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 113965-52-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,3,9,6 and 5 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 113965-52:
(8*1)+(7*1)+(6*3)+(5*9)+(4*6)+(3*5)+(2*5)+(1*2)=129
129 % 10 = 9
So 113965-52-9 is a valid CAS Registry Number.
113965-52-9Relevant articles and documents
Reductive azidation of carbonyl compounds via tosylhydrazone intermediates using sodium azide
Barluenga, Jose,Tomas-Gamasa, Maria,Valdes, Carlos
, p. 5950 - 5952 (2012)
Simple and direct: Aldehydes and ketones can be transformed into alkyl azides through a reductive coupling of the corresponding tosylhydrazones in a process that takes place simply in the presence of K2CO3, tetrabutylammonium bromide
