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tri-tert-butyl [1S,1-(4S,5R),3S,4S,5R,6R,7R]-1-(4-acetoxy-5-methyl-6-phenyl-2-hexenyl)-6-benzyloxy-7-(tert-butoxycarbonyl)oxy-4-hydroxy-2,8-dioxabicyclo[3.2.1]octane-3,4,5-tricarboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

644981-57-7

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  • tri-tert-butyl [1S,1-(4S,5R),3S,4S,5R,6R,7R]-1-(4-acetoxy-5-methyl-6-phenyl-2-hexenyl)-6-benzyloxy-7-(tert-butoxycarbonyl)oxy-4-hydroxy-2,8-dioxabicyclo[3.2.1]octane-3,4,5-tricarboxylate

    Cas No: 644981-57-7

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  • tri-tert-butyl [1S,1-(4S,5R),3S,4S,5R,6R,7R]-1-(4-acetoxy-5-methyl-6-phenyl-2-hexenyl)-6-benzyloxy-7-(tert-butoxycarbonyl)oxy-4-hydroxy-2,8-dioxabicyclo[3.2.1]octane-3,4,5-tricarboxylate

    Cas No: 644981-57-7

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644981-57-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 644981-57-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,4,9,8 and 1 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 644981-57:
(8*6)+(7*4)+(6*4)+(5*9)+(4*8)+(3*1)+(2*5)+(1*7)=197
197 % 10 = 7
So 644981-57-7 is a valid CAS Registry Number.

644981-57-7Downstream Products

644981-57-7Relevant articles and documents

Total syntheses of zaragozic acids A and C by a carbonyl ylide cycloaddition strategy

Hirata, Yuuki,Nakamura, Seiichi,Watanabe, Nobuhide,Kataoka, Osamu,Kurosaki, Takahiro,Anada, Masahiro,Kitagaki, Shinji,Shiro, Motoo,Hashimoto, Shunichi

, p. 8898 - 8925 (2007/10/03)

A carbonyl ylide cycloaddition approach to the squalene synthase inhibitors zaragozic acids A and C is described. The carbonyl ylide precursor 8 was synthesized starting from di-tert-butyl D-tartrate (47) via an eleven-step sequence involving the regiosel

Total Synthesis of the Squalene Synthase Inhibitor Zaragozic Acid C by a Carbonyl Ylide Cycloaddition Strategy

Nakamura, Seiichi,Hirata, Yuuki,Kurosaki, Takahiro,Anada, Masahiro,Kataoka, Osamu,Kitagaki, Shinji,Hashimoto, Shunichi

, p. 5351 - 5355 (2007/10/03)

Ketal isomers avoided. The unique 2,8-dioxabicyclo[3.2.1 ]octane core of zaragozic acid C (1) was constructed in a Rh-catalyzed 1,3-dipolar cycloaddition of an alkyne to an ester carbonyl ylide. Another feature of this improved synthesis is the constructi

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