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2,4-O-ethylidene-aldehydo-D-erythrose is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

901783-93-5

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901783-93-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 901783-93-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,1,7,8 and 3 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 901783-93:
(8*9)+(7*0)+(6*1)+(5*7)+(4*8)+(3*3)+(2*9)+(1*3)=175
175 % 10 = 5
So 901783-93-5 is a valid CAS Registry Number.

901783-93-5Relevant academic research and scientific papers

THE SYNTHESIS OF METHYL TETROSIDES AND THEIR METHYL ESTERS

Jary, Jiri,Marek, Miroslav

, p. 3571 - 3582 (2007/10/02)

Methyl α- and β-D-threofuranosides (I and II) and methyl α- and β-D-erythrofuranosides (VII and VIII) were prepared in modified manner.For the preparation of monomethyl ethers of compounds I and II 1,2-isopropylidene-β-D-threofuranose (IV) was prepared as the starting compound.For the synthesis of monomethyl ethers of compounds VII and VIII partial methylation of these diols was made of use.

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