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methyl (2E)-2-<<(tert-butyldiphenylsilyl)oxy>methyl>-2-butenoate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

146983-20-2

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146983-20-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 146983-20-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,6,9,8 and 3 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 146983-20:
(8*1)+(7*4)+(6*6)+(5*9)+(4*8)+(3*3)+(2*2)+(1*0)=162
162 % 10 = 2
So 146983-20-2 is a valid CAS Registry Number.

146983-20-2Relevant academic research and scientific papers

Diastereoselective synthesis of the top half of kijanolide

Roush,Brown

, p. 7309 - 7312 (1989)

A highly diastereoselective synthesis of the top half (4) of kijanolide is described. The key step is the exo and diastereoface selective Diels-Alder reaction of triene 6 and chiral dienophile 6.

Indium-mediated allylation of carbonyl compounds with an allylic bromide in aqueous media: Anomalous syn-diastereoselectivity regardless of allylic bromide geometry

Loh, Teck-Peng,Yin, Zheng,Song, Hong-Yan,Tan, Kee-Leng

, p. 911 - 914 (2007/10/03)

Anomalous syn-diastereoselectivity of indium-mediated coupling of aldehydes with bromides Z-3b and E-3b is reported. The reaction afforded high syn selectivity regardless of the allylic bromide geometry. Preliminary studies on the enantioselective indium-mediated allylation were attempted and found to give the desired products in moderate yield with high syn selectivity and enantioselectivity.

A Highly Diastereo- and Enantioselective Synthesis of the Top Half of Kijanolide

Roush, William R.,Brown, Bradley B.

, p. 2151 - 2161 (2007/10/02)

A highly diastereo- and enantioselective synthesis of spirotetronate 4 corresponding to the top half of kijanolide is reported.This synthesis features the novel exo-selective Diels-Alder reaction of triene 6 and the chiral, nonracemic dienophiles (R)-7 an

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