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Toluene-4-sulfonic acid 1-cyclohexylethynyl-hexyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74835-46-4

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74835-46-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74835-46-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,8,3 and 5 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 74835-46:
(7*7)+(6*4)+(5*8)+(4*3)+(3*5)+(2*4)+(1*6)=154
154 % 10 = 4
So 74835-46-4 is a valid CAS Registry Number.

74835-46-4Relevant academic research and scientific papers

Reaction of Propargylic Substrates wiht Organocopper Species. Synthetic Aspects

Macdonald, Timothy L.,Reagan, David R.

, p. 4740 - 4747 (2007/10/02)

The reaction of propargylic substrates with organocopper species can yield two major products, a substituted allene or a new acetylene.This paper is a study of the factors which influence the distribution of these products in this displacement (e.g., 1-->

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