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Benzoic acid (2S,3R,4R)-3-(4-methoxy-benzyloxy)-2,4-dimethyl-5-oxo-pentyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

201854-71-9

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201854-71-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 201854-71-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,1,8,5 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 201854-71:
(8*2)+(7*0)+(6*1)+(5*8)+(4*5)+(3*4)+(2*7)+(1*1)=109
109 % 10 = 9
So 201854-71-9 is a valid CAS Registry Number.

201854-71-9Relevant academic research and scientific papers

Synthetic studies towards phorboxazole A. A concise stereoselective synthesis of the C20-C26 pentasubstituted oxane ring unit

Ye, Tao,Pattenden, Gerald

, p. 319 - 322 (1998)

A stereoselective synthesis of the 2,6-cis oxane unit, accommodating five contiguous asymmetric centres, found in the novel marine natural product phorboxazole A 1, is described.

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