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2-Heptenenitrile, 3-ethyl-, (E)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

57044-82-3

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57044-82-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 57044-82-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,0,4 and 4 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 57044-82:
(7*5)+(6*7)+(5*0)+(4*4)+(3*4)+(2*8)+(1*2)=123
123 % 10 = 3
So 57044-82-3 is a valid CAS Registry Number.

57044-82-3Downstream Products

57044-82-3Relevant academic research and scientific papers

Preparation of α,β-unsaturated nitriles

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, (2008/06/13)

α,β-Unsaturated nitriles are prepared by reacting an aldehyde with formamide in the presence of an acid and the presence or absence of a non-aromatic solvent to give an N-alkenyl-formamide, which is then passed, in the gas phase, over a dehydration catalyst at an elevated temperature. The nitriles obtainable by the process of the invention are valuable starting materials for the preparation of dyes, crop protection agents, plasticizers and drugs.

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