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(E)-5-[(4S,5R)-5-(tert-Butyl-diphenyl-silanyloxymethyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-pent-4-en-1-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

218439-07-7

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218439-07-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 218439-07-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,8,4,3 and 9 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 218439-07:
(8*2)+(7*1)+(6*8)+(5*4)+(4*3)+(3*9)+(2*0)+(1*7)=137
137 % 10 = 7
So 218439-07-7 is a valid CAS Registry Number.

218439-07-7Relevant academic research and scientific papers

Synthetic study on a 26-membered macrolide, amphidinolide B: Synthesis of the C1-C13 fragment

Ohi, Katsuhide,Shima, Kyoko,Hamada, Kozue,Saito, Yoshio,Yamada, Naoki,Ohba, Shigeru,Nishiyama, Shigeru

, p. 2433 - 2440 (2007/10/03)

The C1-C13 fragment of amphidinolide B (1) was synthesized from D-erythrose (3). The Evans alkylation reaction protocol allowed the introduction of the stereogenic center at the CM position, which was unambiguously confirmed by a single X-ray crystallographic analysis.

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