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5-Ethoxy-4-trifluoromethyl-oxazole-2-carboxylic acid (4-bromo-phenyl)-amide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

135244-99-4

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135244-99-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 135244-99-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,2,4 and 4 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 135244-99:
(8*1)+(7*3)+(6*5)+(5*2)+(4*4)+(3*4)+(2*9)+(1*9)=124
124 % 10 = 4
So 135244-99-4 is a valid CAS Registry Number.

135244-99-4Downstream Products

135244-99-4Relevant academic research and scientific papers

A CONVENIENT SYNTHESIS OF 5-ETHOXY-4-(TRIFLUOROMETHYL)-2-OXAZOLECARBOXYLIC ACID AND RELATED TRIFLUOROMETHYL SUBSTITUTED HETEROCYCLIC COMPOUNDS

Shi, Guoqiang,Xu, Yuanyao,Xu, Ming

, p. 149 - 157 (2007/10/02)

5-Ethoxy-4-(trifluoromethyl)-2-oxazolecarboxylic acid 4 has been obtained from the corresponding ethyl ester prepared by rhodium-catalysed reaction of ethyl 3,3,3-trifluoro-2-diazopropionate 1 with ethyl cyanoformate.Starting from this acid, a number of i

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