1247712-53-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1247712-53-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,7,7,1 and 2 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1247712-53:
(9*1)+(8*2)+(7*4)+(6*7)+(5*7)+(4*1)+(3*2)+(2*5)+(1*3)=153
153 % 10 = 3
So 1247712-53-3 is a valid CAS Registry Number.
1247712-53-3Relevant academic research and scientific papers
Process for Preparing Pyridyl-Substituted Pyrazoles
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Page/Page column 7-8, (2011/04/25)
The present invention relates to a process for preparing 1-pyridyl-substituted pyrazoles, comprising the reaction of acetyleneketones with pyridylhydrazine derivatives to give 1-pyridyl-substituted dihydro-1H-pyrazoles, the further reaction thereof with e
