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(R)-4-((1S,2R)-1-benzyloxy-2-methylbut-3-enyl)-2,2-dimethyl-[1,3]dioxolane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

109121-41-7

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109121-41-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 109121-41-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,1,2 and 1 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 109121-41:
(8*1)+(7*0)+(6*9)+(5*1)+(4*2)+(3*1)+(2*4)+(1*1)=87
87 % 10 = 7
So 109121-41-7 is a valid CAS Registry Number.

109121-41-7Relevant academic research and scientific papers

A concise/catalytic approach for the construction of the C14-C28 fragment of eribulin

Ramana, Chepuri V.,Senapati, Sibadatta

, p. 4542 - 4550 (2021)

A simple approach for the synthesis of the C14-C28 fragment of eribulin has been developed by employing a one-pot gold-catalyzed alkynol cyclization/Kishi reduction to construct the 1,5-cis-tetrahydropyran unit and a cross-metathesis/Sharpless asymmetric

Crotylation versus propargylation: Two routes for the synthesis of the C13-C18 fragment of the antibiotic branimycin

Felzmann, Wolfgang,Castagnolo, Daniele,Rosenbeiger, Daniela,Mulzer, Johann

, p. 2182 - 2186 (2007/10/03)

The C13-C18 fragment 3 of the novel antibiotic branimycin was prepared along two highly stereocontrolled routes. The first one uses a standard Roush crotylation protocol, whereas the second one proceeds via an allenyl silane propargylation with unexpected stereochemical consequences, which are discussed in detail.

A divergent approach to apoptolidin and FD-891: Asymmetric preparation of a common intermediate

Chng, Shu-Sin,Xu, Jia,Loh, Teck-Peng

, p. 4997 - 5000 (2007/10/03)

Biologically active Apoptolidin and FD-891 have structural similarity in their macrocyclic cores. Asymmetric preparation of a common intermediate in the total synthesis of these two macrolides is presented. A modified Masuyama Sn-allylation was employed to control the relative stereochemistry in the synthesis of the intermediate.

Stereoselectivity of Electrophile-Promoted Cyclizations of γ-Hydroxyalkenes. An Investigation of Carbohydrate-Derived and Model Substrates

Reitz, Allen B.,Nortey, Samuel O.,Maryanoff, Bruce E.,Liotta, Dennis,Robert, Monahan

, p. 4191 - 4202 (2007/10/02)

We have investigated cyclization reactions of γ-hydroxyalkenes bearing an alkoxy or alkyl substituent on the allylic carbon.A variety of electrophiles N-bromosuccinimide, N-iodosuccinimide, iodine, mercury(II) acetate, mercury(II) trifluoroacetate, mercu

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