127394-43-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 127394-43-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,3,9 and 4 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 127394-43:
(8*1)+(7*2)+(6*7)+(5*3)+(4*9)+(3*4)+(2*4)+(1*3)=138
138 % 10 = 8
So 127394-43-8 is a valid CAS Registry Number.
127394-43-8Relevant articles and documents
Photochemical Methoxy/hydroxymethyl Rearrangement in 3-Methoxy-N-substituted-4-pyridones
Stiplosek, Z.,Sindler-Kulyk, M.,Jakopcic, K.,Meic, Z.,Vikic-Topic, D.
, p. 1707 - 1711 (2007/10/02)
N-Substituted 3-methoxy-4-pyridones Ia-e rearrange to the corresponding N-substituted 3-hydroxymethyl-4-pyridones IIa-e when irradiated at 254 or 300 nm in benzene or toluene solution.