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D-Ribonic acid, 2,3-anhydro-2-C-carboxy-5-deoxy-, 1,4-lactone (9CI) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

239100-64-2

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239100-64-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 239100-64-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,9,1,0 and 0 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 239100-64:
(8*2)+(7*3)+(6*9)+(5*1)+(4*0)+(3*0)+(2*6)+(1*4)=112
112 % 10 = 2
So 239100-64-2 is a valid CAS Registry Number.

239100-64-2Downstream Products

239100-64-2Relevant academic research and scientific papers

Asymmetric total synthesis of epolactaene. Part 1: Construction of epoxy-γ-lactam moiety and deduction of absolute stereochemistry

Marumoto, Shinji,Kogen, Hiroshi,Naruto, Shunji

, p. 7129 - 7144 (2007/10/03)

Enantioselective construction of the epoxy-γ-lactam moiety of epolactaene (1) was completed in 11 steps from (R)-lactaldehyde derivatives. Key steps include: (i) the stereoselective aldol reaction between (R)lactaldehyde and malonate ester; (ii) diastereo

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