124389-51-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 124389-51-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,3,8 and 9 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 124389-51:
(8*1)+(7*2)+(6*4)+(5*3)+(4*8)+(3*9)+(2*5)+(1*1)=131
131 % 10 = 1
So 124389-51-1 is a valid CAS Registry Number.
124389-51-1Relevant articles and documents
REACTIVITY OF NEW PRECURSORS OF QUINONE METHIDES
Loubinoux, Bernard,Miazimbakana, Joseph,Gerardin, Philippe
, p. 1939 - 1942 (2007/10/02)
The azidomethylene protecting group allows the synthesis of unstable phenolic compounds which are used as quinone methide precursors in the alkylations of alcohols, phenols, azide, thiophenol, amines, enols and enolates.