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Toluene-4-sulfonic acid (2R,3S)-3-benzyloxy-tetrahydro-pyran-2-ylmethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

341990-50-9

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341990-50-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 341990-50-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,1,9,9 and 0 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 341990-50:
(8*3)+(7*4)+(6*1)+(5*9)+(4*9)+(3*0)+(2*5)+(1*0)=149
149 % 10 = 9
So 341990-50-9 is a valid CAS Registry Number.

341990-50-9Relevant academic research and scientific papers

Convergent synthesis of trans-fused oxane ring systems based on NiII/CrII-mediated cross-coupling reactions

Díaz,Pérez,Rodríguez,Ravelo,Martín

, p. 345 - 348 (2007/10/03)

A general method for the convergent assembly of polyether structures has been developed based on a NiII/CrII-mediated cross-coupling reaction of alkenyl iodides with aldehydes. The present method allowed coupling to oxane rings via a

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