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Pyridine, 4-[(3,4-dimethoxyphenyl)ethynyl]- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

491613-53-7

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491613-53-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 491613-53-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,1,6,1 and 3 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 491613-53:
(8*4)+(7*9)+(6*1)+(5*6)+(4*1)+(3*3)+(2*5)+(1*3)=157
157 % 10 = 7
So 491613-53-7 is a valid CAS Registry Number.

491613-53-7Downstream Products

491613-53-7Relevant academic research and scientific papers

Synthesis of crown-containing and related hetarylphenylacetylenes and acetylenyl dyes

Vedernikov, A. I.,Lobova, N. A.,Aleksandrova, N. A.,Sazonov, S. K.,Gromov, S. P.,Kuzmina, L. G.,Howard, J. A. K.

, p. 148 - 157,10 (2020/09/16)

New 15(18)-crown-5(6)-containing and model methoxy-substituted 1-hetaryl-2-phenylacetylenes of the 4-pyridine and 2-benzothiazole series were synthesized using the addition of bromine to the ethylene fragment of the corresponding styrylheterocycles follow

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