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3,4-Dimethylene-1-phenyl-cyclopentanecarbonitrile is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

103872-20-4

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103872-20-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 103872-20-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,8,7 and 2 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 103872-20:
(8*1)+(7*0)+(6*3)+(5*8)+(4*7)+(3*2)+(2*2)+(1*0)=104
104 % 10 = 4
So 103872-20-4 is a valid CAS Registry Number.

103872-20-4Relevant academic research and scientific papers

NOUVELLES APPLICATIONS DU BIS(BROMOMETHYL)-2,3 BUTADIENE-1,3 : ACCES A DES BIS (METHYLENE)-1,2 CYCLOPENTANES, A DES 2H-ISOINDOLES ET A DES DITHIA-2,3 NAPHTALENES

Commercon, A.,Ponsinet, G.

, p. 4093 - 4096 (1985)

2,3-Bis (bromomethyl)-1,3 butadiene 1 was found to be a good reagent for C-dialkylation by phase transfer reaction.Adducts of 1 with propiolic acid are versatile precursors of 2H-isoindoles and of 2,3-dithianaphtalenes.

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