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Octadecanoic acid,9,10-dichloro-, (9R,10R)-rel- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

41621-84-5

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41621-84-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 41621-84-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,6,2 and 1 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 41621-84:
(7*4)+(6*1)+(5*6)+(4*2)+(3*1)+(2*8)+(1*4)=95
95 % 10 = 5
So 41621-84-5 is a valid CAS Registry Number.

41621-84-5Upstream product

41621-84-5Downstream Products

41621-84-5Relevant academic research and scientific papers

Catalysis of phosphorus(V)-mediated transformations: Dichlorination reactions of epoxides under appel conditions

Denton, Ross M.,Tang, Xiaoping,Przeslak, Adam

, p. 4678 - 4681 (2010)

A stereospecific triphenylphosphine oxide-catalyzed 1,2-dichlorination reaction of epoxides has been developed. The reaction is effective for a range of terminal and internal epoxides. In contrast to the classical Appel-type dichlorination of epoxides, oxalyl chloride is used as a stoichiometric reagent to generate the chlorophosphonium salt responsible for dichlorination from catalytic triphenylphosphine oxide.

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