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Acetic acid, [(4-oxo-3-phenoxy-4H-1-benzopyran-7-yl)oxy]-, ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

294855-21-3

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294855-21-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 294855-21-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,4,8,5 and 5 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 294855-21:
(8*2)+(7*9)+(6*4)+(5*8)+(4*5)+(3*5)+(2*2)+(1*1)=183
183 % 10 = 3
So 294855-21-3 is a valid CAS Registry Number.

294855-21-3Relevant academic research and scientific papers

Amino-acid derivatives of 3-phenoxychromones

Garazd,Garazd,Khilya

, p. 32 - 38 (2001)

Peptide-chemistry methods have produced various amino-acid conjugates of 3-phenoxychromones in which 7-hydroxychromone is bound to the amino acid by the C- or N-terminus.

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