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inquiryWelcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
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inquiryUnique advantages of 1,2:5,6-Di-O-isopropylidene-alpha-D-allofuranose Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White to off-white powder Storage:Cool dry place Pa
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inquiryThe above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
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inquiryName 1,2:5,6-Di-O-isopropylidene-alpha-D-allofuranose Synonyms 1,2:5,6-DI-O-ISOPROPYLIDENE-D-ALLOFURANOSE;1,2:5,6-DI-O-ISOPROPYLIDENE-A-D-ALLOFURANOSE;1,2,5,6-DI-O-ISOPROPYLIDENE-ALPHA-D
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inquiry1.In No Less 10 years exporting experience. you can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specializ
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inquiryAbout Product Details Items Specifications Test Results Appearance White to white crystalline powde
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inquiry1,2:5,6-Di-O-isopropylidene-alpha-D-allofuranose CAS:2595-05-3 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing i
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inquiryHello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai
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inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
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inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
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inquiryAppearance:off-white to white solid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for Synthesis API and Research Transportation:As customer request Port:Qingda
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inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
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inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
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inquiry1,2:5,6-Di-O-isopropylidene-alpha-D-allofuranose hot salesAppearance:White Crystalline Powder Storage:Store in cool & dry place Package:according to customers' requirements Application:Fine Chemical Intermediate Transportation:By air(EMS or EUB or Fe
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inquirysuperior quality moderate price & quick delivery Appearance:White Solid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Protected α-D-Allofu
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inquiryProduct name: Diacetone-D-Allose CAS No.: 2595-05-3 Molecule Formula:CC12H20O6 Molecule Weight:260.28 Purity: 99.0% Package: 25kg/drum Description:White crystalline powder Manufacture Standards:Enterprise Standard TESTING ITEMS
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inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
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inquiry1,2:5,6-Di-O-isopropylidene-alpha-D-allofuranose Basic information Product Name: 1,2:5,6-Di-O-isopropylidene-alpha-D-allofuranose Synonyms: 1,2:5,6-Di-O-isopropylidene-alpha-D-allo;1,2:5,6-Di-O-isoprop;1,2:5,6-Di-O-isopropylidene-α-D-all
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inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
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inquiryDiacetone D-glucose
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In methanol for 2h; Ambient temperature; | 100% |
Conditions | Yield |
---|---|
With sodium tetrahydroborate In ethanol at 0 - 20℃; for 2h; | 96% |
With sodium tetrahydroborate In ethanol; water at 0℃; for 1h; | 90% |
With sodium tetrahydroborate In ethanol; water at 20℃; for 3h; stereoselective reaction; | 84% |
3-O-tetrahydropyranyl-1,2:5,6-di-O-isopropylidene-α-D-allofuranose
Diacetone D-glucose
Conditions | Yield |
---|---|
With water; O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate In acetonitrile at 75℃; for 0.5h; | 91% |
With iodine In methanol at 20℃; for 1h; acetal cleavage; | 90% |
3-O-(4,4'-dimethoxytrityl)-1,2:5,6-di-O-isopropylidene-α-D-allofuranose
Diacetone D-glucose
Conditions | Yield |
---|---|
With iodine In methanol at 20℃; for 1h; ether cleavage; | 88% |
With water; O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate In acetonitrile at 75℃; for 0.25h; | 85% |
Conditions | Yield |
---|---|
Stage #1: 1,2:5,6-di-O-isopropylidene-α-D-glucofuranose With oxalyl dichloride; dimethyl sulfoxide; triethylamine In dichloromethane at -78℃; Stage #2: With sodium tetrahydroborate In methanol at 0℃; | 85% |
Stage #1: 1,2:5,6-di-O-isopropylidene-α-D-glucofuranose With dipyridinium dichromate; acetic anhydride In dichloromethane Stage #2: With sodium tetrahydroborate In ethanol | 83% |
Stage #1: 1,2:5,6-di-O-isopropylidene-α-D-glucofuranose With dimethyl sulfoxide; triethylamine; trifluoroacetic anhydride In dichloromethane at -65 - 20℃; Stage #2: With sodium tetrahydroborate In methanol at 0℃; for 1h; | 82% |
1,2:5,6-di-O-isopropylidene-α-D-hexofuran-3-ulose
A
Diacetone D-glucose
B
1,2:5,6-di-O-isopropylidene-α-D-glucofuranose
Conditions | Yield |
---|---|
With sodium tetrahydroborate In methanol | A 4.49 g B n/a |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: CrO3; Ac2O; pyridine / CH2Cl2 / 1 h / 0 °C 2: 8.0 g / NaBH4 / ethanol / 0.5 h / 0 °C View Scheme | |
Multi-step reaction with 2 steps 1: CrO3; Ac2O; pyridine / CH2Cl2 / 2.5 h / 0 - 20 °C 2: 4.49 g / NaBH4 / methanol View Scheme | |
Multi-step reaction with 2 steps 1: 85 percent / PCC; 3 Angstroem molecular sieves; neutral alumina / CH2Cl2 / 15 h / 20 °C 2: 96 percent / NaBH4 / aq. ethanol / 2 h / 0 - 20 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 32 percent / ZnCl2; H3PO4 / 30 h / 20 °C 2: 85 percent / PCC; 3 Angstroem molecular sieves; neutral alumina / CH2Cl2 / 15 h / 20 °C 3: 96 percent / NaBH4 / aq. ethanol / 2 h / 0 - 20 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 68 percent / ZnCl2; aq. H3PO4 / 36 h / 20 °C 2: 91 percent / pyridinium dichromate; acetic anhydride / CH2Cl2 / 4 h / 75 °C 3: 90 percent / NaBH4 / ethanol; H2O / 1 h / 0 °C View Scheme | |
Multi-step reaction with 3 steps 1: phosphoric acid; zinc(II) chloride / 36 h / Reflux 2: dipyridinium dichromate; acetic anhydride / dichloromethane / 2 h 3: sodium tetrahydroborate / ethanol / 2 h View Scheme | |
Multi-step reaction with 2 steps 1: zinc(II) chloride; phosphoric acid / acetone 2: acetic anhydride; pyridinium chlorochromate / dichloromethane View Scheme | |
Multi-step reaction with 3 steps 1: zinc(II) chloride; phosphoric acid 2: acetic anhydride; dipyridinium dichromate / dichloromethane 3: sodium tetrahydroborate / ethanol View Scheme | |
Multi-step reaction with 3 steps 1: sulfuric acid 2: chromium(VI) oxide; pyridine; acetic anhydride / dichloromethane / 0.42 h / Cooling with ice 3: sodium tetrahydroborate; ethanol / Cooling with ice View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: zinc(II) chloride / Inert atmosphere; Schlenk technique 2: chromium(VI) oxide; acetic anhydride; pyridine / Inert atmosphere; Schlenk technique 3: sodium tetrahydroborate / ethanol; water / 3 h / 0 °C / Inert atmosphere; Schlenk technique View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: oxalyl dichloride; triethylamine / dichloromethane; dimethyl sulfoxide / -78 - 20 °C 2: sodium tetrahydroborate; water / ethanol / 1 h / 0 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: sulfuric acid 2: oxalyl dichloride; triethylamine / dichloromethane; dimethyl sulfoxide / -78 - 20 °C 3: sodium tetrahydroborate; water / ethanol / 1 h / 0 °C View Scheme | |
Multi-step reaction with 2 steps 1: copper(II) sulfate / Acidic conditions 2: acetic anhydride; PDC View Scheme |
D-glucofuranose
Diacetone D-glucose
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: sulfuric acid 2: phosgene; triethylamine / dichloromethane / 1.5 h / -78 - 20 °C 3: sodium tetrahydroborate; ethanol / water / 1 h / 0 - 20 °C View Scheme | |
Multi-step reaction with 3 steps 1: zinc(II) chloride; phosphoric acid / 15 - 30 °C / Large scale 2: potassium bromide; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; sodium hypochlorite; sodium hydrogencarbonate / water; ethyl acetate / 0 - 35 °C 3: sodium tetrahydroborate / water / 10 - 15 °C View Scheme |
Conditions | Yield |
---|---|
With water; acetic acid at 20℃; for 8h; regioselective reaction; | 100% |
Stage #1: Diacetone D-glucose With carbon tetrabromide In methanol for 0.5h; Irradiation; Stage #2: In methanol at 20℃; for 14.5h; | 90% |
With silica supported polyphosphoric acid In acetonitrile at 55℃; for 0.5h; | 82% |
trifluoromethylsulfonic anhydride
Diacetone D-glucose
1,2:5,6-di-O-isopropylidene-3-O-trifluoromethanesulfonyl-α-D-allofuranose
Conditions | Yield |
---|---|
With pyridine In dichloromethane at -30℃; for 0.75h; | 100% |
With pyridine at 0 - 20℃; Inert atmosphere; | 95% |
With pyridine at 0 - 20℃; for 3.5h; | 92% |
5-(1-hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione
Diacetone D-glucose
(1,2:5,6-di-O-isopropylidene-α-D-allofuranos-3-O-yl) 3-oxobutanoate
Conditions | Yield |
---|---|
In toluene for 8h; Heating; | 100% |
benzyl bromide
Diacetone D-glucose
1,2:5,6-di-O-isopropylidene-3-O-benzyl-α-D-allofuranose
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide at 20℃; for 8h; | 100% |
Stage #1: Diacetone D-glucose With sodium hydride In acetonitrile; mineral oil at 0℃; for 1h; Inert atmosphere; Stage #2: benzyl bromide In methanol; acetonitrile; mineral oil at 0℃; for 4.5h; | 90% |
With sodium hydride | 60% |
benzoyl cyanide
Diacetone D-glucose
(+)-3-deoxy-1,2:5,6-di-O-isopropylidene-α-D-allofuranos-3-yl benzoate
Conditions | Yield |
---|---|
With triethylamine In acetonitrile at 0℃; | 100% |
With triethylamine In acetonitrile at 20℃; for 15h; |
tert-butylchlorodiphenylsilane
Diacetone D-glucose
tert-Butyl-[(3aR,5R,6R,6aR)-5-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-6-yloxy]-diphenyl-silane
Conditions | Yield |
---|---|
With 1H-imidazole In N,N-dimethyl-formamide for 18h; | 99% |
binaphthol chlorophosphite
Diacetone D-glucose
Conditions | Yield |
---|---|
With triethylamine In toluene for 16h; | 99% |
With triethylamine In toluene for 16h; | 98% |
acetic anhydride
Diacetone D-glucose
3-O-acetyl-1,2:5,6-di-O-isopropylidene-α-D-allofuranose
Conditions | Yield |
---|---|
With iron(III) sulfate at 20℃; for 6h; | 99% |
With pyridine at 20℃; | |
With pyridine |
Conditions | Yield |
---|---|
With triethylamine In toluene at 20℃; for 72h; | 99% |
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 20℃; for 2h; | 99% |
2-bromomethylnaphthyl bromide
Diacetone D-glucose
3-O-(2-naphthylmethyl)-1,2:5,6-di-O-isopropylidene-α-D-allofuranose
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide at 0℃; | 99% |
With sodium hydride In N,N-dimethyl-formamide for 1.16667h; Cooling with ice; | 99% |
With sodium hydride In N,N-dimethyl-formamide for 1h; Cooling with ice; | 99% |
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide for 1h; Cooling with ice; | 99% |
Conditions | Yield |
---|---|
With dmap; triethylamine; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 3h; | 98% |
Diacetone D-glucose
(4-tert-Butyl-phenyl)-methanesulfonic acid (3aR,5R,6R,6aR)-5-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-6-yl ester
Conditions | Yield |
---|---|
With pyridine In dichloromethane at 20℃; for 24h; | 97% |
Conditions | Yield |
---|---|
With triethylamine In toluene at 20℃; for 2h; | 97% |
hexadecylamine
2,4-bis(3,5-di-tert-butyl-4-hydroxyphenyl)-1,3,2,4-dithiadiphosphetane-2,4-disulfide
Diacetone D-glucose
Conditions | Yield |
---|---|
Stage #1: 2,4-bis(3,5-di-tert-butyl-4-hydroxyphenyl)-1,3,2,4-dithiadiphosphetane-2,4-disulfide; Diacetone D-glucose In benzene at 20℃; for 1h; Inert atmosphere; Stage #2: hexadecylamine In benzene at 20℃; for 1h; Inert atmosphere; | 97% |
butyryl chloride
Diacetone D-glucose
3-O-butanoyl-1,2:5,6-di-O-isopropylidene-α-D-allofuranose
Conditions | Yield |
---|---|
With triethylamine In toluene at 20℃; for 2h; | 96% |
(Z)-2-methyl-2-butenoic anhydride
Diacetone D-glucose
3-angeloyl-1,2:5,6-O-isopropylidene-allofuranose
Conditions | Yield |
---|---|
With caesium carbonate In acetonitrile at 20℃; for 0.5h; | 96% |
Diacetone D-glucose
(3S)-3-chloro-3-deoxy-1,2:5,6-di-O-isoproplylidene-α-D-allofuranose
Conditions | Yield |
---|---|
Stage #1: Diacetone D-glucose With sulfuryl dichloride In dichloromethane at -5 - 0℃; for 0.666667h; Inert atmosphere; Stage #2: With 1,2,3-Benzotriazole In dichloromethane at 20℃; for 6.5h; Inert atmosphere; | 96% |
trifluoromethylsulfonic anhydride
Diacetone D-glucose
1,2:5,6-di-O-isopropylidene-3-O-triflyl-α-D-glucofuranose
Conditions | Yield |
---|---|
Stage #1: Diacetone D-glucose With pyridine In dichloromethane at 0℃; for 0.166667h; Inert atmosphere; Stage #2: trifluoromethylsulfonic anhydride In dichloromethane at 0℃; Inert atmosphere; | 96% |
tert-butyldimethylsilyl chloride
Diacetone D-glucose
3-O-[(tert-butyl)dimethylsilyl]-1,2:5,6-di-O-isopropylidene-α-D-allofuranose
Conditions | Yield |
---|---|
With 1H-imidazole In N,N-dimethyl-formamide for 18h; | 95% |
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; for 18h; Inert atmosphere; | 94% |
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; silylation; |
benzoyl chloride
Diacetone D-glucose
(+)-3-deoxy-1,2:5,6-di-O-isopropylidene-α-D-allofuranos-3-yl benzoate
Conditions | Yield |
---|---|
In pyridine at 20℃; for 6h; Acylation; | 95% |
With pyridine at 20℃; for 20h; | 90% |
With pyridine at 0 - 20℃; Inert atmosphere; | 90% |
With pyridine In dichloromethane at 0℃; for 1h; | |
In pyridine |
p-toluenesulfonyl chloride
Diacetone D-glucose
1,2,5,6-di-O-isopropylidene-3-O-(p-toluenesulfonyl)-α-D-allofuranose
Conditions | Yield |
---|---|
With pyridine at 20℃; Tosylation; | 95% |
With pyridine | 91.6% |
With pyridine at 0 - 20℃; | 66% |
With pyridine; dmap at 20℃; for 48h; | 57% |
With pyridine; dmap In dichloromethane at 0 - 20℃; for 12h; Product distribution / selectivity; |
Diacetone D-glucose
3-deoxy-1,2;5,6-di-O-isopropylidene-3-fluoro-α-D-glucofuranose
Conditions | Yield |
---|---|
With pyridine In dichloromethane; toluene at -78 - 40℃; for 168h; | 95% |
With (bis-(2-methoxyethyl)amino)sulfur trufluoride In dichloromethane; toluene at -78 - 40℃; for 168h; | 95% |
With potassium fluoride; 1,3-bis(2,6-diisopropylphenyl)-2,2-difluoro-2,3-dihydro-1h-imidazole; N-ethyl-N,N-diisopropylamine In toluene at 80℃; for 16h; Inert atmosphere; | 83% |
2-chloroethyl methyl ether
Diacetone D-glucose
1,2:5,6-di-O-isopropyliden-3-O-(2-methoxyethyl)-α-D-allofuranose
Conditions | Yield |
---|---|
With potassium hydroxide In dimethyl sulfoxide at 55℃; for 7.5h; | 95% |
allyl bromide
Diacetone D-glucose
1,2:5,6-di-O-isopropylidene-3-O-allyl-α-D-allofuranose
Conditions | Yield |
---|---|
With sodium hydroxide; tetrabutylammomium bromide In dichloromethane; water at 25℃; for 2h; | 95% |
With sodium hydroxide; tetra-(n-butyl)ammonium iodide In dichloromethane; water at 23℃; for 5h; | 92% |
With sodium hydride In N,N-dimethyl-formamide at 20℃; for 3h; | |
With tetra-(n-butyl)ammonium iodide; sodium hydroxide In dichloromethane; water at 23℃; for 5h; |
isopropyl 2-bromoacetate
Diacetone D-glucose
Conditions | Yield |
---|---|
With 2-tert-butylimino-2-diethylamino-1,3-dimethyl-perhydro-1,3,2-diazaphosphorine In tetrahydrofuran at 0 - 20℃; for 48h; | 95% |
2,3,4,6-tetra-O-benzoyl-D-glucopyranosyl trichloroacetimidate
Diacetone D-glucose
2,3,4,6-tetra-O-benzoyl-β-D-glucopyranosyl-(1->3)-1,2:5,6-di-O-isopropylidene-α-D-allofuranose
Conditions | Yield |
---|---|
With trimethylsilyl trifluoromethanesulfonate In dichloromethane at 20℃; for 4h; Molecular sieve; Inert atmosphere; | 94% |
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