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2H-Pyran-2-thione, 5-(3,4-dimethoxyphenyl)tetrahydro-6-methyl-, (5R,6S)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

478070-14-3

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478070-14-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 478070-14-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,8,0,7 and 0 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 478070-14:
(8*4)+(7*7)+(6*8)+(5*0)+(4*7)+(3*0)+(2*1)+(1*4)=163
163 % 10 = 3
So 478070-14-3 is a valid CAS Registry Number.

478070-14-3Upstream product

478070-14-3Relevant academic research and scientific papers

Novel ether-ring transformation via a phenonium ion

Nagumo, Shinji,Ishii, Yusuke,Kakimoto, Yo-Ichiro,Kawahara, Norio

, p. 5333 - 5337 (2002)

Upon treatment with CF3COOH at 70°C, trisubstituted-tetrahydropyrans, which were stereoselectively prepared from δ-lactones, were found to be converted into the corresponding 2,5-disubstituted-tetrahydrofurans stereospecifically via a phenonium

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