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2(5H)-Furanone, 5-(1,1-dimethylethyl)-5-(2-phenylethenyl)-, (E)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

140640-72-8

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140640-72-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 140640-72-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,6,4 and 0 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 140640-72:
(8*1)+(7*4)+(6*0)+(5*6)+(4*4)+(3*0)+(2*7)+(1*2)=98
98 % 10 = 8
So 140640-72-8 is a valid CAS Registry Number.

140640-72-8Upstream product

140640-72-8Downstream Products

140640-72-8Relevant academic research and scientific papers

Synthesis of Tricarbonyl(vinylallene)iron(0) Complexes from Tricarbonyl(vinylketene)iron(0) Complexes and their Oxidation to 5,5-Disubstituted Furan-2(5H)-ones

Saberi, Stephen P.,Thomas, Susan E.

, p. 259 - 266 (1992)

Addition of phosphonoacetate anions to tricarbonyl(vinylketene)iron(0) complexes gave tricarbonyl(vinylallene)iron(0) complexes.Stereoselectivity as high as 98:2 was observed and the relative stereochemistry of the major stereoisomers was elucidated by X-

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