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2H-1-Benzopyran-3-carboxamide, 2-oxo-N-[(phenylamino)thioxomethyl]- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

273933-18-9

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273933-18-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 273933-18-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,3,9,3 and 3 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 273933-18:
(8*2)+(7*7)+(6*3)+(5*9)+(4*3)+(3*3)+(2*1)+(1*8)=159
159 % 10 = 9
So 273933-18-9 is a valid CAS Registry Number.

273933-18-9Downstream Products

273933-18-9Relevant academic research and scientific papers

Rapid synthesis of N-acyl ureas from their thio analogues using wet silica-supported permanganate under solvent-free conditions

Li, Zheng,Yu, Jin-Lan,Shi, Sheng-Yi,Zhu, Wei

, p. 1031 - 1037 (2007/10/03)

A rapid method to N-acyl ureas from corresponding N-acyl thioureas is described. N-coumaroyl-N′-arylthioureas, which are easily prepared by the reaction of coumarin-3-carboxylic acid chloride with potassium thiocyanate and arylamines, can be expeditiously

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