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9-Anthracenebutanol, 4-methylbenzenesulfonate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

138925-70-9

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138925-70-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 138925-70-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,9,2 and 5 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 138925-70:
(8*1)+(7*3)+(6*8)+(5*9)+(4*2)+(3*5)+(2*7)+(1*0)=159
159 % 10 = 9
So 138925-70-9 is a valid CAS Registry Number.

138925-70-9Upstream product

138925-70-9Downstream Products

138925-70-9Relevant academic research and scientific papers

Flexible and practical synthesis of anthracenes through gold-catalyzed cyclization of o -alkynyldiarylmethanes

Shu, Chao,Chen, Cheng-Bin,Chen, Wei-Xi,Ye, Long-Wu

, p. 5542 - 5545 (2013)

A concise gold-catalyzed method for the preparation of anthracenes from o-alkynyldiarylmethanes has been developed. Under mild reaction conditions, versatile anthracene derivatives were formed in moderate to good yields. The high flexibility, broad substrate scope, and mild nature of this reaction render it a viable alternative for the synthesis of anthracenes.

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