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5-anilino-4-antipyrinylazo-2-ethoxycarbonyl-3-methylthiophene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1346240-80-9

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1346240-80-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1346240-80-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,4,6,2,4 and 0 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1346240-80:
(9*1)+(8*3)+(7*4)+(6*6)+(5*2)+(4*4)+(3*0)+(2*8)+(1*0)=139
139 % 10 = 9
So 1346240-80-9 is a valid CAS Registry Number.

1346240-80-9Downstream Products

1346240-80-9Relevant academic research and scientific papers

New azodisperse dyes with thiazole, thiophene, pyridone and pyrazolone moiety for dyeing polyester fabrics

Metwally,Abdel-Galil, Ebrahim,Metwally, Amira,Amer, Fathy A.

, p. 902 - 908 (2012/03/22)

New antipyrinylazo dyes were prepared by diazocoupling of 4-antipyrinyl diazonium chloride with a variety of coupling components e.g. thiazole, thiophene, pyridone, and pyrazole moieties. The synthesized dyes were characterized by UV-visible absorption, I

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