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2,6-anhydro-5,7-O-benzylidene-1-deoxy-1-nitro-D-glycero-D-gulo-heptitol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

136738-59-5

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136738-59-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 136738-59-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,7,3 and 8 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 136738-59:
(8*1)+(7*3)+(6*6)+(5*7)+(4*3)+(3*8)+(2*5)+(1*9)=155
155 % 10 = 5
So 136738-59-5 is a valid CAS Registry Number.

136738-59-5Relevant academic research and scientific papers

Full acetals of β-D-glycopyranosylnitromethanes and a 1,2-dideoxy-1- nitroalk-1-enitol derived from common hexoses

Pham-Huu, Duy-Phong,Petrusova, Maria,BeMiller, James N.,Koell, Peter,Kopf, Juengen,Petrus, Ladislav

, p. 45 - 55 (1998)

Kinetically controlled O-isopropylidenation of common 2,6-anhydro-1- deoxy-1-nitroalditols (β-D-glycopyranosylnitromethanes) derived from D- glucose, D-galactose, and D-mannose with 2-methoxypropene in 1,2- dimethoxyethane catalyzed with 4-toluenesulfonic

Synthesis and α-glucosidase inhibitory activity evaluation of N-substituted aminomethyl-β-d-glucopyranosides

Bian, Xiaoli,Fan, Xiangni,Ke, Changhu,Luan, Yajun,Zhao, Guilan,Zeng, Aiguo

, p. 5442 - 5450 (2013/09/02)

A series of N-substituted 1-aminomethyl-β-d-glucopyranoside derivatives was prepared. These novel synthetic compounds were assessed in vitro for inhibitory activity against yeast α-glucosidase and both rat intestinal α-glucosidases maltase and sucrase. Mo

Henry condensations with 4,6-O-benzylidenylated and non-protected D-glucose and L-fucose via DBU-catalysis

Phiasivongsa, Pasit,Samoshin, Vyacheslav V.,Gross, Paul H.

, p. 5495 - 5498 (2007/10/03)

Mechanistic intermediates, and thermodynamically favored side products, in the Henry condensations of partially protected and non-protected pyranoses with a free anomeric hemiacetal function with nitromethane in various solvents for the kinetically controlled syntheses of C-glycopyranosides in the presence of DBU/molecular sieve catalyst system were identified.

C-glycoside synthesis II: Henkt condensations of 4,6-O-alkylidene pyranoses with a 1,3-proton transfer catalyst- a roote to blocked aminomethyl-c-glycosides

Drew, Kenneth N.,Gross, Paul H.

, p. 6113 - 6126 (2007/10/02)

In the presence of a novel 1,3-proton transfer catalyst (2-hydroxypyridine (2-HP)/ 1,8-diazabicyclo[5.4.0]undec-7-ene (DBU)/molecular sieves), 4,6-Obenzylidene-D-glucopyranose (1),4,6-O-isopropylidene-D-mannose (12), and 4,6-O-isopropyridene-D-glucose (16) undergo Henry condensations with nitromethane in THF to give acetal protected nitromethyl C-glycopyranosides (2, 13, and 17, respectively), which were characterized as their O-acetyl derivatives (5, 15, and 18, respectively). The Henry product from 4,6-O-benzyridene-D glucopyranose could be reduced, with retention of the 4,6-O-benzylidene protecting group, by a specially prepared form of elemental iron in aqueous tetrahydrofuran under CO2 to aminomethyl-C-glycopyranoside (16), characterized as N-acetyl, peracetyl, and N-Cbz derivatives (7, 8, 9, 10), and converted with diazonium salt to a triazene derivative (II). Nitroalkenes are only mechanistic intermediates in our condensations with nitromethane, but they undergo Michael additions with a second mole of nitromethane to give novel 5,7-O-alkylidene-1,2-deoxy-1 nitro-2-nitromethyl-D-heptitols (3 and 14) as side-products.

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