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2-O-butyl-3,4-O-(R)-benzylidene-δ-D-ribonolactone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

152711-10-9

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152711-10-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 152711-10-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,2,7,1 and 1 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 152711-10:
(8*1)+(7*5)+(6*2)+(5*7)+(4*1)+(3*1)+(2*1)+(1*0)=99
99 % 10 = 9
So 152711-10-9 is a valid CAS Registry Number.

152711-10-9Downstream Products

152711-10-9Relevant articles and documents

Synthetic approaches to either homochiral or achiral derivatives of 3-hydroxy-2(5H)-furanone (isotetronic acid)

Bigorra, Joaquim,Font, Josep,De Echagueen, Cristina Ochoa,Ortuno, Rosa M.

, p. 6717 - 6728 (1993)

Several title compounds were synthesized according to new methods based either on the use of D-ribonolactone as a chiral precursor or on the cyclization of 2,4-dioxopentanoic acid as a suitable achiral precursor. Base-induced elimination and subsequent acid-promoted ring contraction is an efficient protocol for the preparation of isotetronic acids from 2-O-alkyl-3,4-O-benzylidene-D-ribono-1,5-lactone derivatives.

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