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2-Amino-3-(2-phenyl-2H-pyrazol-3-yl)-chromen-4-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

124557-93-3

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124557-93-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 124557-93-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,5,5 and 7 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 124557-93:
(8*1)+(7*2)+(6*4)+(5*5)+(4*5)+(3*7)+(2*9)+(1*3)=133
133 % 10 = 3
So 124557-93-3 is a valid CAS Registry Number.

124557-93-3Downstream Products

124557-93-3Relevant academic research and scientific papers

Benzopyrans: Part XXIV-Nitrogen heterocycles fused with or linked to 1-benzopyran from 2-methyl-4-oxo-1-benzopyran-3-carbonitrile and corresponding acid and ester

Ghosh, Chandra Kanta,Pal, Chandana,Maiti, Jharna,Bhattacharyya, Atanu

, p. 448 - 453 (2007/10/02)

The title benzopyran derivatives (1-3.R1= H and Me) give with dimethylformamide dimethyl acetal the enamines (4-6), respectively.The enaminonitrile (4) affords the 1-benzopyranopyridines (10) and (11) when treated with aqueous acid and ammonia, res

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