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4-methyl-2-phenyl<1>benzopyrano<3,4-c>pyridin-5-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

117438-26-3

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117438-26-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 117438-26-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,4,3 and 8 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 117438-26:
(8*1)+(7*1)+(6*7)+(5*4)+(4*3)+(3*8)+(2*2)+(1*6)=123
123 % 10 = 3
So 117438-26-3 is a valid CAS Registry Number.

117438-26-3Downstream Products

117438-26-3Relevant academic research and scientific papers

Novel Rigid Seven-Membered Heterocycles: Oxygen-Bridged 1,5-Benzothiazepine and 1,5-Benzodiazepine Derivatives

Svetlic, Jan,Hanus, Vladimir,Bella, Juraj

, p. 91 - 94 (2007/10/02)

Cyclocondensation of 4-(2-hydroxyphenyl)-3-buten-2-one (1) with o-aminothiophenol yields 10-methyl-11-oxa-2-thia-9-azatetracyclo3,8.012,17>octadeca-3,5,7,12,14,16-hexane (2).Similar reaction with o-phenylenediamine affords th

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