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5-Phenyl-3-vinylidene-dihydro-furan-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

136176-67-5

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136176-67-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 136176-67-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,1,7 and 6 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 136176-67:
(8*1)+(7*3)+(6*6)+(5*1)+(4*7)+(3*6)+(2*6)+(1*7)=135
135 % 10 = 5
So 136176-67-5 is a valid CAS Registry Number.

136176-67-5Downstream Products

136176-67-5Relevant academic research and scientific papers

Diastereocontrol in Intermolecular Diels-Alder Reactions of Allenic Lactones: Synthetic Approach to the Plaunols

Jung, Michael E.,Zimmermann, Craig N.,Lowen, Gregory T.,Khan, Saeed I.

, p. 4453 - 4456 (1993)

Diels-Alder cycloaddition of the allenic lactone 11 with 1-(1-(t-butyldimethylsilyloxy)vinyl)cyclohexene 6b produces the desired cycloadduct 12 with good endo selectivity (4:1) and excellent diastereoselectivity.

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