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(1S,2R,3S)-4-tert-Butyldiphenylsilyloxy-2,3-epoxy-1-(thiazol-2-yl)butanol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

308140-72-9

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308140-72-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 308140-72-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,8,1,4 and 0 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 308140-72:
(8*3)+(7*0)+(6*8)+(5*1)+(4*4)+(3*0)+(2*7)+(1*2)=109
109 % 10 = 9
So 308140-72-9 is a valid CAS Registry Number.

308140-72-9Relevant academic research and scientific papers

De novo asymmetric synthesis of protected 5-O-carbamoylpolyoxamic acid

Dehoux,Monthieu,Baltas,Gorrichon

, p. 1409 - 1414 (2007/10/03)

The synthesis of 5-O-carbamoylpolyoxamic acid from a non carbohydrate precursor was achieved in 12 steps and 7% yield starting from chiral α,β-epoxyaldehyde readily available from cis-2-butene-1,4-diol. The main steps concern the Sharpless asymmetric epoxidation of a suitable chosen allylic alcohol, the use of thiazolyl group for carbon homologation, the stereo- and regioselective opening of the epoxide and the transformation of the primary alcohol to the acid functionality of the final product.

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