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[5,6-Diphenyl-thiopyran-(2Z)-ylidene]-phenyl-acetaldehyde is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

108543-07-3

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108543-07-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 108543-07-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,8,5,4 and 3 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 108543-07:
(8*1)+(7*0)+(6*8)+(5*5)+(4*4)+(3*3)+(2*0)+(1*7)=113
113 % 10 = 3
So 108543-07-3 is a valid CAS Registry Number.

108543-07-3Relevant academic research and scientific papers

Reactions of β-Chlorovinylaldehydes. V. The Formation of 2,2'-Thiopyrylocyanine Dyes from 2-(α-Formylalkylidene)-2H-thiopyranes

Weissenfels, M.,Pulst, M.,Greif, D.,Hollborn, B.

, p. 763 - 770 (2007/10/02)

Substituted β-chlorocrotonaldehydes react with Na2S * 9H2O to form 2-(α-formylalkylidene)-2H-thiopyranes 1.The corresponding thiopyrylium salts 2 which are easily available from 1 and strong acids exist in the enolic form (2-β-hydroxyvinyl-thiopyrylium sa

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