As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
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inquiryName: Diethyl-3-hydroxyglutarate Synonyms: Diethyl-Beta-Hydroxyglutarate; Diethyl 3-hydroxypentanedioate; Pentanedioic acid, 3-hydroxy-, diethyl ester CAS: 32328-03-3 MF: C9H16O5 Appearance: White powder Storage:Store in cool and dry place, away f
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inquiryN,N-Dimethylacrylamide Basic information Product Name: N,N-Dimethylacrylamide Synonyms: Acrylamide, N,N-dimethyl-;Acylamide, N,N-dimethyl;Dimethylamid kyseliny akrylove;dimethylamidkyselinyakrylove;n,n-dimethyl-2-propenamid;Acryloyldimethylamin
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inquiryDiethyl 3-hydroxyglutarate CAS:32328-03-3 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organ
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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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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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inquiryZibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung, LG, Merck, Thermo Fisher Scientific and so o
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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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inquiryShandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W
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inquiry1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
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inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Hebei Lead Bio-Chemicals Co., Ltd. established in 2006, devolved in resurching, manufacturing and supplying of pharmaceuticals,food ingredients, cosmetics,health care products, Chinese herb, plant extracts and some fine chemicals,is one of leading gr
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inquiryHigh quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use
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inquirydiethyl 3-hydroxyglutarateAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air
high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
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inquiryJinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands
Cas:32328-03-3
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inquiryhigh qualityAppearance:white crystalline powder Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
diethyl 1,3-acetonedicarboxylate
diethyl 3-hydroxyglutarate
Conditions | Yield |
---|---|
With sodium tetrahydroborate; ethanol at 0℃; for 0.05h; | 95% |
With sodium amalgam | |
With 1,4-dioxane; nickel Hydrogenation; |
Conditions | Yield |
---|---|
With sulfuric acid | |
With sulfuric acid |
Conditions | Yield |
---|---|
With sulfuric acid at 90 - 100℃; | |
With hydrogenchloride In diethyl ether |
3-hydroxyglutaronitrile
diethyl 3-hydroxyglutarate
allyl bromide
diethyl 1,3-acetonedicarboxylate
diethyl 3-hydroxyglutarate
Conditions | Yield |
---|---|
With sodium ethanolate 1.) EtOH, r.t., overnight, 2.) baker's yeast, H2O, 30 deg C, 72 h; Yield given. Multistep reaction; |
diethyl 1,3-acetonedicarboxylate
diethyl 3-hydroxyglutarate
Conditions | Yield |
---|---|
Hydrogenation; |
ethanol
triethylamine
diethyl 1,3-acetonedicarboxylate
A
diethyl 3-hydroxyglutarate
B
pentane-1,3,5-triol
Conditions | Yield |
---|---|
at 125℃; under 250073 Torr; Hydrogenation; |
acetonedicarboxylic acid
diethyl 3-hydroxyglutarate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 2: sodium amalgam View Scheme |
3-oxopentanedioic acid dimethyl ester
diethyl 3-hydroxyglutarate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: NaBH4 / methanol 2: KOH / methanol 3: H2SO4 View Scheme |
dimethyl 3-hydroxypentanedioate
diethyl 3-hydroxyglutarate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: KOH / methanol 2: H2SO4 View Scheme |
diethyl 3-hydroxyglutarate
1-(Trimethylsilyl)imidazole
diethyl 3-<(trimethylsilyl)oxy>pentanedioate
Conditions | Yield |
---|---|
In dichloromethane for 26.5h; Ambient temperature; | 100% |
for 12.5h; Ambient temperature; |
diethyl 3-hydroxyglutarate
tert-butyldimethylsilyl chloride
3-[[(1,1-Dimethylethyl)dimethylsilyl]-oxy]pentanedioic acid,diethyl ester
Conditions | Yield |
---|---|
With 1H-imidazole In dichloromethane Inert atmosphere; | 99% |
With 1H-imidazole In dichloromethane | 99% |
With 1H-imidazole In dichloromethane for 18h; Ambient temperature; | 95% |
chloro-trimethyl-silane
diethyl 3-hydroxyglutarate
diethyl 3-<(trimethylsilyl)oxy>pentanedioate
Conditions | Yield |
---|---|
With 1H-imidazole In dichloromethane at 20℃; Inert atmosphere; | 99% |
With 1H-imidazole In dichloromethane at 20℃; | 99% |
With 1H-imidazole In dichloromethane at 20 - 25℃; for 16h; Inert atmosphere; |
diethyl 3-hydroxyglutarate
(3S)-5-ethoxy-3-hydroxy-5-oxopentanoic acid
Conditions | Yield |
---|---|
With Candida antarctica lipase B; water; sodium hydroxide at 40℃; for 0.5h; pH=7; Kinetics; pH-value; Temperature; Concentration; aq. phosphate buffer; optical yield given as %ee; enantioselective reaction; | 98.5% |
With Esterase 30 000 In cyclohexane; water at 25℃; for 3h; pH 7.5 (0.1 M phosphat buffer); | 94% |
With Arthrobacter sp (ATCC 19140) In various solvent(s) for 48h; Product distribution; Microorganism: Corynebacterium equi. Object: enantioselective hydrolysis; | 38% |
In various solvent(s) for 48h; Corynebacterium equi (IFO-3730) or Arthrobacter sp (ATCC 19140); Yield given; | |
With lipase B from Candida antarctica at 20℃; for 1h; pH=7; aq. phosphate buffer; Inert atmosphere; Enzymatic reaction; optical yield given as %ee; enantioselective reaction; |
diethyl 3-hydroxyglutarate
pentane-1,3,5-triol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride In tetrahydrofuran at 0 - 66℃; for 72h; Inert atmosphere; | 97% |
Stage #1: diethyl 3-hydroxyglutarate With lithium aluminium tetrahydride In tetrahydrofuran at 0 - 20℃; Stage #2: With ammonium chloride In tetrahydrofuran at -78℃; Cooling with acetone-dry ice; | 78% |
With lithium aluminium tetrahydride In tetrahydrofuran at 20℃; for 3h; | 65% |
diethyl 3-hydroxyglutarate
Methoxyacetyl chloride
3-(2-Methoxy-acetoxy)-pentanedioic acid diethyl ester
Conditions | Yield |
---|---|
With pyridine In dichloromethane at 20℃; | 97% |
diethyl 3-hydroxyglutarate
tert-butylchlorodiphenylsilane
3-(tert-butyldiphenylsilanyloxy)pentanedioic acid diethyl ester
Conditions | Yield |
---|---|
With 1H-imidazole In dichloromethane at 20℃; for 16h; | 96% |
diethyl 3-hydroxyglutarate
Conditions | Yield |
---|---|
Novozym 435 | 95% |
Conditions | Yield |
---|---|
With bis(η3-allyl-μ-chloropalladium(II)); 1,4-di(diphenylphosphino)-butane In toluene at 110℃; for 16h; Inert atmosphere; | 95% |
diethyl 3-hydroxyglutarate
benzaldehyde
diethyl 3-(benzyloxy)pentanedioate
Conditions | Yield |
---|---|
Stage #1: diethyl 3-hydroxyglutarate; benzaldehyde With Hexamethyldisiloxane; trimethylsilyl trifluoromethanesulfonate In tetrahydrofuran at -30℃; for 2h; Inert atmosphere; Stage #2: With triethylsilane In tetrahydrofuran at -30℃; for 16h; Inert atmosphere; Stage #3: With sodium tetrahydroborate In methanol at 0℃; for 1h; Inert atmosphere; | 93% |
Stage #1: diethyl 3-hydroxyglutarate; benzaldehyde With trimethylsilyl trifluoromethanesulfonate; C6H18OSSi In tetrahydrofuran for 2h; Cooling; Stage #2: With triethylsilane In tetrahydrofuran for 16h; Cooling; Stage #3: With methanol; sodium tetrahydroborate at 0℃; for 1h; | 93% |
diethyl 3-hydroxyglutarate
3-hydroxyglutaramide
Conditions | Yield |
---|---|
With ammonia In methanol at 20℃; for 144h; | 90% |
With ammonia |
Conditions | Yield |
---|---|
scandium tris(trifluoromethanesulfonate) at 64℃; for 24h; | 89% |
diethyl 3-hydroxyglutarate
acetic anhydride
ethyl 3-acetoxypentanedioate
Conditions | Yield |
---|---|
With pyridine Ambient temperature; | 88% |
Benzyloxymethyl chloride
diethyl 3-hydroxyglutarate
diethyl 3-(benzyloxymethyloxy)glutarate
Conditions | Yield |
---|---|
With tetra-(n-butyl)ammonium iodide; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; Inert atmosphere; | 85% |
With tetra-(n-butyl)ammonium iodide; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; | 85% |
With tetrabutyl-ammonium chloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 16h; | 60% |
diethyl 3-hydroxyglutarate
diethyl 3-hydroxypentanedioate
Conditions | Yield |
---|---|
With sodium hydroxide In methanol; water for 60h; Ambient temperature; | 84% |
With potassium hydroxide In ethanol |
diethyl 3-hydroxyglutarate
β-naphthaldehyde
Conditions | Yield |
---|---|
Stage #1: diethyl 3-hydroxyglutarate; β-naphthaldehyde With Hexamethyldisiloxane; trimethylsilyl trifluoromethanesulfonate In tetrahydrofuran at -30℃; for 2h; Inert atmosphere; Stage #2: With triethylsilane In tetrahydrofuran at -30℃; for 16h; Inert atmosphere; Stage #3: With sodium tetrahydroborate In methanol at 0℃; for 1h; Inert atmosphere; | 82% |
Stage #1: diethyl 3-hydroxyglutarate; β-naphthaldehyde With trimethylsilyl trifluoromethanesulfonate; C6H18OSSi In tetrahydrofuran for 2h; Cooling; Stage #2: With triethylsilane for 16h; Cooling; Stage #3: With methanol; sodium tetrahydroborate at 0℃; for 1h; | 82% |
Conditions | Yield |
---|---|
With silver(l) oxide In N,N-dimethyl-formamide at 20℃; for 72h; | 82% |
diethyl 3-hydroxyglutarate
O-benzyl 2,2,2-trichloroacetimidate
diethyl 3-(benzyloxy)pentanedioate
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid In dichloromethane; cyclohexane at 0℃; for 24h; | 79% |
With trifluorormethanesulfonic acid In dichloromethane; cyclohexane at 20℃; for 20h; Inert atmosphere; | 78% |
diethyl 3-hydroxyglutarate
Conditions | Yield |
---|---|
With copper(II) bis(trifluoromethanesulfonate) In dichloromethane at 20℃; for 24h; Molecular sieve; Inert atmosphere; Cooling with ice; | 73% |
diethyl 3-hydroxyglutarate
tert-butyldimethylsilyl chloride
3-(tert-Butyl-dimethyl-silanyloxy)-pentanedioic acid
Conditions | Yield |
---|---|
Stage #1: tert-butyldimethylsilyl chloride With 1H-imidazole In dichloromethane at 20 - 30℃; for 1 - 2h; Stage #2: diethyl 3-hydroxyglutarate In dichloromethane at 20 - 30℃; for 4 - 6h; Stage #3: With hydrogenchloride; sodium hydroxide; water more than 3 stages; | 71% |
diethyl 3-hydroxyglutarate
(3R)-5-ethoxy-3-hydroxy-5-oxopentanoic acid
Conditions | Yield |
---|---|
With Acinetobacter lowfii In various solvent(s) for 48h; Product distribution; Microrganism: Soil isolate S-29. Object: enantioselective hydrolysis.; | 70% |
With disodium hydrogenphosphate; α-chymotrypsin | |
In various solvent(s) for 48h; Acinetobacter lowfii, or Soil isolate S-29; Yield given; | |
Multi-step reaction with 3 steps 1: zinc perchlorate / 2 h / 20 °C 2: α-chymotrypsin / aq. buffer / 27 h / 20 °C / pH 8 / Enzymatic reaction 3: immobilized Cephalosporin C acetyl esterase / aq. buffer / 20 °C / pH 8 / Enzymatic reaction View Scheme |
diethyl 3-hydroxyglutarate
S-ethyl 3-phenylpropionic acid thioester
3-(3-Phenyl-propionyloxy)-pentanedioic acid diethyl ester
Conditions | Yield |
---|---|
With lithium tetrafluoroborate In acetonitrile Ambient temperature; Pt-electrodes, 50 mA; | 64% |
diethyl 3-hydroxyglutarate
chloromethyl methyl ether
Conditions | Yield |
---|---|
With tetrabutyl-ammonium chloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 16h; | 64% |
diethyl 3-hydroxyglutarate
but-2-ynyl 2,2,2-trichloroacetimidate
Conditions | Yield |
---|---|
With trimethylsilyl trifluoromethanesulfonate In dichloromethane at 20℃; for 1h; | 60% |
diethyl 3-hydroxyglutarate
acetoacetic acid methyl ester
methyl 1,8-dihydroxy-3-(methoxycarbonylmethyl)naphthalene-2-carboxylate
Conditions | Yield |
---|---|
Stage #1: diethyl 3-hydroxyglutarate; acetoacetic acid methyl ester With lithium diisopropyl amide In tetrahydrofuran at -78℃; Claisen condensation; Stage #2: With calcium acetate In tetrahydrofuran; methanol | 57% |
With n-butyllithium; calcium acetate; sodium hydride 1.) THF, hexane, 1 h, room temperature, 2.) MeOH, 2 h, reflux; Yield given. Multistep reaction; |
diethyl 3-hydroxyglutarate
1-(1-imino-2,2,2-trichloroethoxy)-3-methyl-2-butene
Conditions | Yield |
---|---|
With scandium tris(trifluoromethanesulfonate) In dichloromethane at 20℃; for 0.5h; | A 42% B 24% |
Conditions | Yield |
---|---|
Stage #1: diethyl 3-hydroxyglutarate With 1H-imidazole; chloro-trimethyl-silane Inert atmosphere; Stage #2: 3-Phenylpropenol With triethylsilane; iron(III) chloride Reagent/catalyst; Inert atmosphere; | 41% |
diethyl 3-hydroxyglutarate
diethyl 3-(benzyloxy)pentanedioate
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid | 35% |
diethyl 3-hydroxyglutarate
benzyl bromide
diethyl 3-(benzyloxy)pentanedioate
Conditions | Yield |
---|---|
With silver(l) oxide | 30% |
With silver(l) oxide In acetonitrile for 14h; Heating; | 24% |
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