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3-amino-5-hydroxy-4-(2,2-diacetyl-1-phenylaminoethenylthio)pyrazole is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

144558-62-3

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144558-62-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 144558-62-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,5,5 and 8 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 144558-62:
(8*1)+(7*4)+(6*4)+(5*5)+(4*5)+(3*8)+(2*6)+(1*2)=143
143 % 10 = 3
So 144558-62-3 is a valid CAS Registry Number.

144558-62-3Relevant academic research and scientific papers

THE USES OF ETHYL CYANOBROMOACETATE IN HETEROCYCLIC SYNTHESIS: NOVEL SYNTHESIS OF THIOPHENE, PYRAZOLO-THIAZOLE AND THIENOPYRIDAZINE DERIVATIVES

Mohareb, Rafat Milad,El-Kousy, Salah,El-Torgoman, Abdel Monem

, p. 1747 - 1757 (2007/10/02)

The reaction of active methylene reagents Ia -Ie with phenyl isothiocyanate in basic N,N-dimethylformamide solution followed by cyclization with ethyl cyanobromoacetate II affords the acyclic thioether derivatives IVa - IVe.The use of IVa - IVe in heteroc

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