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{(3aR,4R,5R,7aR)-4-(tert-Butyl-dimethyl-silanyloxy)-7-[2-((2R,3R,4S,5R,6S)-6-methoxy-3,4,5-tris-methoxymethoxy-tetrahydro-pyran-2-yl)-ethyl]-2,2-dimethyl-3a,4,5,7a-tetrahydro-benzo[1,3]dioxol-5-yl}-carbamic acid benzyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

189825-44-3

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189825-44-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 189825-44-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,8,2 and 5 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 189825-44:
(8*1)+(7*8)+(6*9)+(5*8)+(4*2)+(3*5)+(2*4)+(1*4)=193
193 % 10 = 3
So 189825-44-3 is a valid CAS Registry Number.

189825-44-3Relevant academic research and scientific papers

Synthesis and biological evaluation of aza-C-disaccharides: (1→6), (1→4), and (1→1) linked sugar mimics

Johns, Brian A.,Pan,Elbein, Alan D.,Johnson, Carl R.

, p. 4856 - 4865 (2007/10/03)

The synthesis of (1→6), (1→4), and (1→1) linked aza-C- disaccharides, a novel class of glycomimetic compounds, is described. The polyhydroxylated piperidine ring was synthesized using vinyl bromide 11 as a common intermediate which was synthesized de novo

Synthesis of carbohydrate mimics: α-1-C-substituted-deoxymannojirimycins

Johnson, Carl R.,Johns, Brian A.

, p. 7977 - 7980 (2007/10/03)

Methodology for the construction of diverse α-1-C-substituted-deoxymannojirimycin analogues is reported. The pseudoanomeric carbon-carbon bond was found using a Suzuki cross-coupling between vinyl bromide 5, derived biocatalytically from bromobenzene, and an aryl, alkyl, or carbohydrate boron coupling partner. Ozonolysis and stereoselective reduction followed by an intramolecular nucleophilic ring closing served to form the polyhydroxylated piperidine ring.

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