Dayangchem's R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantities
Cas:6279-86-3
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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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inquiryThe company has a professional R & D team, mature technology, very competitive prices and stable high quality products for customers to order high quality and low price product efforts! Appearance:white powder Storage:Sealed, dry, microther
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inquiryOur main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
Cas:6279-86-3
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inquiryWITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et
Cas:6279-86-3
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inquiry1.No Less 8 years exporting experience. Clients 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 Specialized
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inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese
Cas:6279-86-3
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Type:Trading Company
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
The 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
Cas:6279-86-3
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inquiryJ&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
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inquiryMassive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and
Cas:6279-86-3
Min.Order:1 Gram
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inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
Cas:6279-86-3
Min.Order:1 Milligram
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inquiryHunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as
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inquiryBest quality & Attractive price & Professional service; Trial & Pilot & CommercialHisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, special chemicals and OLED
Melting point 25-26 ° C (lit.) Boiling point 253 ° C (lit.) Density 1.095g/mlat25 ° C (lit.) Refractive index N20 / d1.424 (lit.) Flash point > 230 ° f Keep in dark place, sealed in dry, room temperature Acidity coefficient (
Cas:6279-86-3
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inquirySAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in custom synthe
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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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inquiryISO/factory/goodqualityAppearance:off white Storage:Dry,cool place Package:drum Application:active pharmaceutical ingredients Transportation:by air/sea/express Port:shenzhen/shanghai
Lower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
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inquiryhigh 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
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
Triethyl Methanetricarboxylate 6279-86-3Appearance:white powder Storage:room temperature Package:25kg plastic drum Application:Triethyl Methanetricarboxylate 6279-86-3
Cas:6279-86-3
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inquiryAnsciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
Cas:6279-86-3
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inquiry★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support
Cas:6279-86-3
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inquiryWe product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:Chemical intermediate
Appearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China
Cas:6279-86-3
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inquiryTriethyl methanetricarboxylate cas 6279-86-3Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Cas:6279-86-3
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inquiryexcellent quality and reliable supplierAppearance:COA mentioned Storage:COA mentioned Package:Standard or custom package Application:pharmaceutical raw materails Transportation:sea/air /courier Port:China main port
Cas:6279-86-3
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inquiryBest quality with low priceAppearance:clear colorless to yellow liquid after melting Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai
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inquiry2-(indoline-1-carbonyl)-3-(indolin-1-yl)-3-oxopropionic acid
A
methanetri-N-(indolin-1-yl)carboxamide
B
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
at 220℃; | A 85% B n/a |
triethyl pent-4-ene-1,2,2-tricarboxylate
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
With titanium(IV) isopropylate; isopropylmagnesium chloride In diethyl ether at -50 - -40℃; for 1h; deallylation; | 83% |
chloroformic acid ethyl ester
diethyl malonate
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
With magnesium oxide In toluene at 80 - 83℃; for 7h; further reag.: Mg(OH)2, K2CO3, Et3N, pyridine,; add of Bu4NCl,MgCl2; var solv. temp. and time; | 71% |
Stage #1: diethyl malonate With magnesium ethylate In ethanol at 80℃; for 2h; Stage #2: chloroformic acid ethyl ester In tetrahydrofuran; tetrachloromethane; ethanol for 1h; Heating; | 71% |
With magnesium oxide In toluene at 80℃; for 7h; Temperature; | 65% |
isobutyl chloroformate
A
methanetricarboxylic acid triethyl ester
B
diethyl isobutyl methanetricarboxylate
C
ethyl-diisobutyl methanetricarboxylate
Conditions | Yield |
---|---|
With magnesium oxide In toluene at 80 - 83℃; for 7h; | A 1.5% B 69% C 2.7% |
A
methanetricarboxylic acid triethyl ester
B
diethyl [2-(ethoxycarbonyl)-3-phenyl-2-(E)-propenyl]malonate
Conditions | Yield |
---|---|
With titanium(IV) isopropylate; isopropylmagnesium chloride In diethyl ether at -50 - -40℃; for 1h; Rearrangement; depropargylation; | A 19% B 57% |
(Oxomethylen)malonsaeure-diethylester
ethanol
methanetricarboxylic acid triethyl ester
(Oxomethylen)malonsaeure-diethylester
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
at 180℃; | |
at 180℃; | |
With ethanol |
bromo-methanetricarboxylic acid triethyl ester
sodium diethylmalonate
A
methanetricarboxylic acid triethyl ester
B
tetraethyl ethane-1,1,2,2-tetracarboxylate
methanetetracarboxylic acid tetraethyl ester
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
With alkali |
sodium diethylmalonate
chloroformic acid ethyl ester
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
With benzene |
ethanol
chloroformic acid ethyl ester
methanetricarboxylic acid triethyl ester
sodium diethylmalonate
chloroformic acid ethyl ester
A
methanetricarboxylic acid triethyl ester
B
methanetetracarboxylic acid tetraethyl ester
sodium ethanolate
chloroformic acid ethyl ester
diethyl malonate
methanetricarboxylic acid triethyl ester
sodium ethanolate
ethyl acetate
Diethyl carbonate
A
methanetricarboxylic acid triethyl ester
B
diethyl malonate
Conditions | Yield |
---|---|
unter Abdestillieren des entstandenen Alkohols; |
ethyl acetate
Diethyl carbonate
A
methanetricarboxylic acid triethyl ester
B
diethyl malonate
Conditions | Yield |
---|---|
With sodium ethanolate | |
With sodium ethanolate |
sodium diethylmalonate
Ethyl oxalyl chloride
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
Des gebildeten Produkts durch Abspaltung von CO aus dem als Hauptprodukt gebildeten Oxalmalonester; |
Conditions | Yield |
---|---|
With tetrachloromethane; ethanol; magnesium R4:Aether,man versetzt mit Chlorameisensaeureaethylester in Aether,erwaermt auf dem Wasserbad und zersetzt die erhaltene Magnesiumverbindung durch verd.Essigsaeure; |
methanetricarboxylic acid triethyl ester
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
at 250℃; under 20 Torr; |
(Oxomethylen)malonsaeure-diethylester
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
at 100℃; |
oxo-ethane-1,1,2-tricarboxylic acid triethyl ester
A
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
Erhitzen; quantitativer Zerfall beginnt langsam bei 60grad und verlaeuft rasch bei 175grad; | |
Destillation; |
tetrachloromethane
diethyl 2-diazo-3-oxosuccinate
A
(Oxomethylen)malonsaeure-diethylester
B
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
Erhitzen; |
diethyl ether
sodium diethylmalonate
chloroformic acid ethyl ester
A
methanetricarboxylic acid triethyl ester
sodium diethylmalonate
chloroformic acid ethyl ester
benzene
A
methanetricarboxylic acid triethyl ester
sodium diethylmalonate
Ethyl oxalyl chloride
A
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
und Destillation die Produkte; |
methanetricarboxylic acid triethyl ester
methyl vinyl ketone
2-Ethoxycarbonyl-2-(3-oxo-butyl)-malonic acid diethyl ester
Conditions | Yield |
---|---|
With tetra(n-butyl)ammonium hydrogensulfate; potassium carbonate In toluene at 20℃; for 12h; | 100% |
In ethanol at 90℃; for 24h; Michael addition; | 70% |
methanetricarboxylic acid triethyl ester
3-(4-methoxyphenyl)-5-(bromomethyl)isoxazole
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile at 20℃; | 100% |
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
With acetic acid In toluene at 140℃; for 1.75h; | 100% |
methanetricarboxylic acid triethyl ester
hexaethyl ethane-1,1,1,2,2,2-hexacarboxylate
Conditions | Yield |
---|---|
With triethylamine In acetonitrile at -40℃; electrolysis; | 98% |
1,2,3,4-tetrahydroisoquinoline
methanetricarboxylic acid triethyl ester
ethyl 1-hydroxy-3-oxo-6,7-dihydro-3H,5H-pyrido-[3,2,1-ij]quinoline-2-carboxylate
Conditions | Yield |
---|---|
at 220℃; for 0.25h; | 98% |
Stage #1: 1,2,3,4-tetrahydroisoquinoline; methanetricarboxylic acid triethyl ester at 100 - 215℃; Stage #2: With sodium carbonate In water at 70 - 80℃; Stage #3: With hydrogenchloride In water pH=4.5 - 5; | 96% |
In diphenylether at 215 - 220℃; for 0.333333h; | 95% |
methanetricarboxylic acid triethyl ester
sodium 1,3-diethoxy-2-(ethoxycarbonyl)-1,3-dioxopropan-2-ide
Conditions | Yield |
---|---|
With sodium ethanolate In diethyl ether; ethanol Cooling with ice; Inert atmosphere; | 96% |
With sodium In diethyl ether; ethanol | 83% |
With sodium In diethyl ether; ethanol | |
With sodium ethanolate In tetrahydrofuran; ethanol at 1℃; | |
With sodium ethanolate In tetrahydrofuran; ethanol at 0℃; Inert atmosphere; |
methanetricarboxylic acid triethyl ester
1-(4-bromophenyl)prop-2-ynyl pivalate
Conditions | Yield |
---|---|
With tetrakis(acetonitrile)copper(I)tetrafluoroborate; 2,6-bis[(S)-4-((S)-sec-butyl)-4,5-dihydrooxazol-2-yl]pyridine; N-ethyl-N,N-diisopropylamine In methanol at -20℃; for 20h; Inert atmosphere; Schlenk technique; enantioselective reaction; | 96% |
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
Stage #1: methanetricarboxylic acid triethyl ester With sodium hydride In toluene at 80℃; for 2h; Inert atmosphere; Stage #2: Br(1-)*C24H29N2OS(1+) In toluene at 80℃; for 15h; Inert atmosphere; | 95.5% |
methanetricarboxylic acid triethyl ester
(3aR)-1,3-dibenzyl-2-oxo-(3ar,8ac,8bc)-decahydro-thieno[1',2':1,2]thieno[3,4-d]imidazolium; bromide
C32H40N2O7S
Conditions | Yield |
---|---|
Stage #1: methanetricarboxylic acid triethyl ester With sodium hydride In toluene at 80℃; for 2h; Inert atmosphere; Stage #2: (3aR)-1,3-dibenzyl-2-oxo-(3ar,8ac,8bc)-decahydro-thieno[1',2':1,2]thieno[3,4-d]imidazolium; bromide In toluene at 80℃; for 15h; | 95.5% |
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
With tetrakis(acetonitrile)copper(I)tetrafluoroborate; 2,6-bis[(S)-4-((S)-sec-butyl)-4,5-dihydrooxazol-2-yl]pyridine; N-ethyl-N,N-diisopropylamine In methanol at -20℃; for 20h; Concentration; Inert atmosphere; Schlenk technique; enantioselective reaction; | 95% |
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
With nitric acid; silver nitrate In water | 95% |
Conditions | Yield |
---|---|
With Wilkinson's catalyst; hex-1-yne In 1,4-dioxane at 135℃; for 24h; Reagent/catalyst; Inert atmosphere; | 95% |
methanetricarboxylic acid triethyl ester
(R)-1-[4-(trifluoromethyl)phenyl]ethan-1-ol
triethyl (2S)-2-[4-(trifluoromethyl)phenyl]propane-1,1,1-tricarboxylate
Conditions | Yield |
---|---|
With diethylazodicarboxylate; trimethylphosphane In toluene at -78 - 20℃; | 94% |
2-Methylthiophene
methanetricarboxylic acid triethyl ester
triethyl (5-methylthiophen-2-yl)methanetricarboxylate
Conditions | Yield |
---|---|
With sodium periodate; sodium acetate; manganese (II) acetate tetrahydrate; triphenylphosphine In acetic acid at 70℃; for 18h; Inert atmosphere; Schlenk technique; | 94% |
With potassium phosphate; iodine In water; acetonitrile at 20℃; for 20h; Reagent/catalyst; Solvent; Irradiation; | 83% |
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
With tetrakis(acetonitrile)copper(I)tetrafluoroborate; 2,6-bis[(S)-4-((S)-sec-butyl)-4,5-dihydrooxazol-2-yl]pyridine; N-ethyl-N,N-diisopropylamine In methanol at -20℃; for 20h; Inert atmosphere; Schlenk technique; enantioselective reaction; | 94% |
furan
methanetricarboxylic acid triethyl ester
triethyl furan-2-ylmethanetricarboxylate
Conditions | Yield |
---|---|
With sodium periodate; sodium acetate; manganese (II) acetate tetrahydrate; triphenylphosphine In acetic acid at 70℃; for 18h; Inert atmosphere; Schlenk technique; | 93% |
With sodium acetate; manganese triacetate In acetic acid at 60 - 65℃; for 24h; | 92% |
methanetricarboxylic acid triethyl ester
crotonaldehyde
2-Ethoxycarbonyl-2-(1-methyl-3-oxo-propyl)-malonic acid diethyl ester
Conditions | Yield |
---|---|
With tetra(n-butyl)ammonium hydrogensulfate; potassium carbonate In toluene at 20℃; for 12h; | 93% |
methanetricarboxylic acid triethyl ester
(S)-1-phenylethanol
triethyl (2S)-2-phenylpropane-1,1,1-tricarboxylate
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; trimethylphosphane In toluene at -78 - 20℃; | 92.1% |
methanetricarboxylic acid triethyl ester
ethylene dibromide
triethyl 3-bromopropane-1,1,1-tricarboxylate
Conditions | Yield |
---|---|
Stage #1: methanetricarboxylic acid triethyl ester With sodium ethanolate In diethyl ether at 0 - 20℃; for 0.5h; Metallation; Stage #2: ethylene dibromide In N,N-dimethyl-formamide at 90℃; for 10h; Condensation; Further stages.; | 92% |
2-Iodothiophene
methanetricarboxylic acid triethyl ester
triethyl (5-iodothiophen-2-yl)methanetricarboxylate
Conditions | Yield |
---|---|
With sodium periodate; sodium acetate; manganese (II) acetate tetrahydrate; triphenylphosphine In acetic acid at 70℃; for 18h; Inert atmosphere; Schlenk technique; | 92% |
methanetricarboxylic acid triethyl ester
Conditions | Yield |
---|---|
With tetrakis(acetonitrile)copper(I)tetrafluoroborate; 2,6-bis[(S)-4-((S)-sec-butyl)-4,5-dihydrooxazol-2-yl]pyridine; N-ethyl-N,N-diisopropylamine In methanol at -20℃; for 20h; Inert atmosphere; Schlenk technique; enantioselective reaction; | 92% |
methanetricarboxylic acid triethyl ester
4,4-bis(t-butyldimethylsilyloxymethyl)-1,6-heptadiyne
Conditions | Yield |
---|---|
With decacarbonyldirhenium(0) In 1,4-dioxane at 135℃; for 8h; Inert atmosphere; | 92% |
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; trimethylphosphane In toluene at -78 - 20℃; | 91.4% |
methanetricarboxylic acid triethyl ester
titanium tetrachloride
tetrachloro(triethyl methanetricarboxylate-O,O')titanium(IV)
Conditions | Yield |
---|---|
In dichloromethane N2-atmosphere; dropwise addn. of slight excess of carboxylate to TiCl4 soln., stirring (room temp., 1 h); filtration, concn. (vac.), crystn. for 24 h, filtration, washing (hexane); elem. anal.; | 91.2% |
Conditions | Yield |
---|---|
With hydrogenchloride for 6h; Ambient temperature; | 91% |
methanetricarboxylic acid triethyl ester
acrylonitrile
Triethyl 3-cyanopropane-1,1,1-tricarboxylate
Conditions | Yield |
---|---|
With tetra(n-butyl)ammonium hydrogensulfate; potassium carbonate In toluene at 20℃; for 5h; | 91% |
Stage #1: methanetricarboxylic acid triethyl ester With tetra(n-butyl)ammonium hydrogensulfate; potassium carbonate In toluene at 20℃; Stage #2: acrylonitrile In toluene Further stages.; | 77% |
methanetricarboxylic acid triethyl ester
C6H9N3O3
Conditions | Yield |
---|---|
With sodium methylate In tetrahydrofuran at 20℃; for 0.2h; | 91% |
2-thienyl chloride
methanetricarboxylic acid triethyl ester
triethyl (5-chlorothiophen-2-yl)methanetricarboxylate
Conditions | Yield |
---|---|
With sodium periodate; sodium acetate; manganese (II) acetate tetrahydrate; triphenylphosphine In acetic acid at 70℃; for 18h; Inert atmosphere; Schlenk technique; | 91% |
1-indoline
methanetricarboxylic acid triethyl ester
1-hydroxy-3-oxo-5,6-dihydro-3H-pyrrolo[3,2,1-i,j]quinoline-2-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
at 220℃; for 0.25h; | 90% |
at 215℃; | 87% |
at 215℃; | 38% |
at 230℃; for 0.5h; | 23% |
methanetricarboxylic acid triethyl ester
N-(3,4,5-trimethoxyphenyl)benzenemethanamine
ethyl 4-hydroxy-2-oxo-1-(phenylmethyl)-7-(phenyloxy)-1,2-dihydro-3-quinolinecarboxylate
Conditions | Yield |
---|---|
In 1,4-dioxane at 250℃; for 1.5h; Product distribution / selectivity; Microwave; | 90% |
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