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(3R,4R,5R)-4-(benzyloxy)-5-(benzyloxymethyl)-2-methoxytetrahydrofuran-3-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

102339-30-0

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102339-30-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 102339-30-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,3,3 and 9 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 102339-30:
(8*1)+(7*0)+(6*2)+(5*3)+(4*3)+(3*9)+(2*3)+(1*0)=80
80 % 10 = 0
So 102339-30-0 is a valid CAS Registry Number.

102339-30-0Relevant articles and documents

Stereoselective 1,4-phenyl migration from silicon to carbon in α-siloxy cyclic acetal systems: A concise synthesis of 1,2-cis-phenyl C-glycoside and enantioenriched silanol

Nakazaki, Atsuo,Usuki, Junji,Tomooka, Katsuhiko

experimental part, p. 2064 - 2068 (2009/05/07)

The treatment of O-glycoside with alcohol in the presence of montmorillonite K10 clay and 4-? MS yields the 1,4-aryl migration product with a 1,2-cis-phenyl C-glycoside scaffold and a chiral silyl moiety with high stereoselectivity.

Syntheses and reactions of 5-O-acetyl-1,2-anhydro-3-O-benzyl-α-D-ribofuranose and -β-D-lyxofuranose, 5-O-acetyl-1,2-anhydro-3,6-di-O-benzyl- and 1,2-anhydro-5,6-di-O-benzoyl-3-O-benzyl-β-D-mannofuranose, and 6-O-acetyl-1,2-anhydro-3,4-di-O-benzyl-α-D-glucopyranose and -β-D-talopyranose

Ning, Jun,Kong, Fanzuo

, p. 165 - 175 (2007/10/03)

The title compounds 5-O-acetyl-1,2-anhydro-3-O-benzyl-α-D-ribofuranose and 5-O-acetyl-1,2-anhydro-3-O-benzyl-β-D-lyxofuranose, and 6-O-acetyl-1,2-anhydro-3,4-di-O-benzyl-α-D-glucopyranose and 6-O-acetyl-1,2-anhydro-3,4-di-O-benzyl-β-D-talopyranose, and 5-O-acetyl-1,2-anhydro-3,6-di-O-benzyl-β-D-mannofuranose and 1,2-anhydro-5,6-di-O-benzoyl-3-O-benzyl-β-D-mannofuranose have each been synthesized from the corresponding 2-O-tosylate and 1-free hydroxyl intermediates by base-initiated intramolecular SN2 ring closure in almost quantitative yields. Acetyl and benzoyl groups were not affected in the ring closure reactions. Condensation of 6-O-acetyl-1,2-anhydro-3,4-di-O-benzyl-α-D-glucopyranose and 5-O-acetyl-1,2-anhydro-3,6-di-O-benzyl-β-D-mannofuranose with 1,2:3,4-di-O-isopropylidene-α-D-galactopyranose in the presence of ZnCl2 as the catalyst afforded the 1,2-trans-linked 6-O-acetyl-3,4-di-O-benzyl-β-D-glucopyranosyl-(1 → 6)-1,2:3,4-di-O-isopropylidene-α-D-galactopyranose and 5-O-acetyl-3,6-di-O-benzyl-α-D-mannofuranosyl-(1 → 6)-1,2:3,4-di-O-isopropylidene-α-D-galactopyranose as the sole products in satisfactory yields, while condensation of 5-O-acetyl-1,2-anhydro-3-O-benzyl-β-D-lyxofuranose with 3-O-benzyl-1,2-O-isopropylidene-α-D-xylofuranose yielded the 1,2-trans-linked 5-O-acetyl-3-O-benzyl-α-D-lyxofuranosyl-(1 → 5)-3-O-benzyl-1,2-O-isopropylidene-α-D-xylofuranose as the sole product in a good yield. The 6-O-acetyl group in the glycosyl donor, 6-O-acetyl-1,2-anhydro-3,4-di-O-benzyl-α-D-glucopyranose, did not influence the stereoselectivity of the ring-opening-coupling reaction.

Synthesis and antiviral evaluation of 2'-deoxy-4'-thio-L-nucleosides and their phosphotriester derivatives bearing S-acyl-2-thioethyl bioreversible phosphate-protecting groups

De Valette,Barascut,Imbach

, p. 2289 - 2310 (2007/10/03)

A new route to 2-deoxy-4-thio-L-ribofuranose and the synthesis of some 4'-thio-L-nucleosides are reported. Also, the bis(SATE) phosphotriester derivatives of 2'-deoxy-4'-thio-L-cytidine and -adenosine were synthesized and their biological activities are discussed.

Novel asymmetric synthesis of an indolizidine alkaloid, (+)-lentiginosine employing highly stereoselective hydrogenation of α-hydroxypyrrolidine

Yoda, Hidemi,Kawauchi, Miho,Takabe, Kunihiko

, p. 137 - 138 (2007/10/03)

An efficient and novel process is described for the asymmetric synthesis of a (1S,2S,8aS)-dihydroxyindolizidine alkaloid, (+)-lentiginosine in which the asymmetric deoxygenation of the quaternary α-hydroxypyrrolidine derivative derived from D-xylose is used as a key step.

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