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(1R,2R,3S,4R,6R)-2,3,4-Tris-benzyloxy-5-methylene-7-oxa-bicyclo[4.1.0]heptane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

157761-57-4

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157761-57-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 157761-57-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,7,6 and 1 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 157761-57:
(8*1)+(7*5)+(6*7)+(5*7)+(4*6)+(3*1)+(2*5)+(1*7)=164
164 % 10 = 4
So 157761-57-4 is a valid CAS Registry Number.

157761-57-4Relevant academic research and scientific papers

Synthesis of new cyclitol derivatives

Letellier,Ralainairina,Beaupère,Uzan

, p. 925 - 930 (2007/10/03)

In recent years, an increasing interest in the synthesis of glycosidase inhibitors has been observed due to their biological properties. Glycosidase inhibitors can be classified in two distinct classes: reversible inhibitors (glycals, glyconolactones, glycosylamines, aminocyclitols, etc), and irreversible inhibitors (conduritol epoxides, 5,6-anhydro-1- deoxynojirimycine). Among the naturally occurring glycosidase inhibitors, cyclitol epoxides and aminocyclitols have been extensively studied due to their antibiotic properties. They have been synthesized from carbohydrate derivatives, endo-adducts of furan and acrylic acid or by chemoenzymatic conversion of aromatic derivatives. As part of our investigation on the synthesis of new potential enzyme inhibitors, we have recently prepared some new thiirane analogs. We also reported in a preliminary communication the synthesis of analogs of naturally occurring aminocyclitols. We now describe these previous results in further detail.

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