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(2R,3S,4S)-3-Benzyloxy-4-benzyloxymethyl-1-(toluene-4-sulfonyl)-azetidine-2-carbaldehyde is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

688741-90-4

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688741-90-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 688741-90-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,8,7,4 and 1 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 688741-90:
(8*6)+(7*8)+(6*8)+(5*7)+(4*4)+(3*1)+(2*9)+(1*0)=224
224 % 10 = 4
So 688741-90-4 is a valid CAS Registry Number.

688741-90-4Downstream Products

688741-90-4Relevant academic research and scientific papers

Novel enantioselective synthesis of penaresidin A and Allo-penaresidin A via the construction of a highly functionalized azetidine

Liu, Ding-Guo,Lin, Guo-Qiang

, p. 337 - 340 (2007/10/03)

A new and highly enantioselective synthesis of penaresidin A has been achieved via the construction of a highly functionalized azetidine with the requisite stereogenic centers, which can also be regarded as an advanced intermediate for the synthesis of penaresidin B and penazetidine A.

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