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1H-Indazole-1-acetic acid, 6-nitro-, ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

624720-34-9

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624720-34-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 624720-34-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,2,4,7,2 and 0 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 624720-34:
(8*6)+(7*2)+(6*4)+(5*7)+(4*2)+(3*0)+(2*3)+(1*4)=139
139 % 10 = 9
So 624720-34-9 is a valid CAS Registry Number.

624720-34-9Upstream product

624720-34-9Relevant academic research and scientific papers

Selective synthesis of 1 -functionalized-alkyl-1H-indazoles

Hunt, Kevin W.,Moreno, David A.,Suiter, Nicole,Clark, Christopher T.,Kim, Ganghyeok

, p. 5054 - 5057 (2009)

An efficient method for the selective "N1" alkylation of indazoles is described. Use of a-halo esters, lactones, ketones, amides, and bromoacetonitrile provides good to excellent yield of the desired N1 products.

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