87453-33-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87453-33-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,4,5 and 3 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 87453-33:
(7*8)+(6*7)+(5*4)+(4*5)+(3*3)+(2*3)+(1*3)=156
156 % 10 = 6
So 87453-33-6 is a valid CAS Registry Number.
87453-33-6Relevant academic research and scientific papers
5-Chlorocarbonyl
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, (2008/06/13)
A process of preparing certain 5-aroyl-pyrrole-2-alkanoic acid derivatives using phosgene and certain 5-unsubstituted pyrroles as starting materials, and certain novel 5-chlorocarbonyl-pyrrole precursors.
