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
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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 providing h
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
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Hunan 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
Methyl pyrrole-1-carboxylateAppearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:An important raw material and intermediate used in Organic Synthesis, Pharmaceuticals Transportation:Se
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inquiryWe are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as primary a
Best quality with low priceAppearance:clear colorless to very slightly yellow liquid Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai
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1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
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inquiryFor quick quotation, please send us the inquiry include CAS#, Structure, Chemical Name, quantity, purity, as well as any additional specifications you require, we will try to get back to you within 24 hours. Our Services Besides manufacturing,
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inquiryYinghao Pharm products include: leader molecule, heterocyclic compounds,chiral compounds, photoelectric materials, biochemical reagents etc. For example:benzene, pyrimidine, boricacid,pyridine, pyrazole, imidazole, pyrrole, fluorine and other derivat
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inquiryFINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the Methyl 1H-pyrrole-1-carboxylate, CAS:4277-63-8 with the most competitive price and th
R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou
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inquiryCFTC?PharmaChem?is?a?service?based?company?in?China,?a?pharmachem?division?of?Changzhou?Foreign?Trade?Corp.,supplying?raw?materials,?intermediates,?APIs?and?fine?chemicals?for?the?pharmaceutical?and?specialty?chemical?industries?worldwide. Applicatio
pyrrole
carbonic acid dimethyl ester
A
N-Methylpyrrole
B
methyl 1H-pyrrole-1-carboxylate
Conditions | Yield |
---|---|
tetrabutylammomium bromide at 110℃; atmospheric pressure; | A 4% B 92% |
tetrabutylammomium bromide at 120℃; for 24h; atmospheric pressure; | A 36% B 51% |
With tert-butylimino-tri(pyrrolidino)phosphorane at 119.84℃; for 6.5h; Product distribution; Further Variations:; Reagents; Temperatures; reaction time; | A n/a B 68 % Chromat. |
With 1,4-diaza-bicyclo[2.2.2]octane In N,N-dimethyl-formamide at 90 - 92℃; for 24h; |
Conditions | Yield |
---|---|
With porous poly(ionic liquid) prepared by the anion exchange of poly(bisvinylimidazolium-base disalicylate) and NaCl at 110℃; for 9h; Reagent/catalyst; | 87% |
pyrrole
methyl 1,8-diazabicyclo[5.4.0]undec-6-ene-8-carboxylate
A
methyl 1H-pyrrole-1-carboxylate
B
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
In chloroform-d1 at 19.84℃; for 56h; | A 78% B n/a |
sodium methylate
pyrrole-1-carboxylic acid anhydride
methyl 1H-pyrrole-1-carboxylate
Conditions | Yield |
---|---|
In tetrahydrofuran at -20℃; for 0.25h; | 69% |
1-methoxycarbonyl-2,5-dimethoxypyrrolidine
methyl 1H-pyrrole-1-carboxylate
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In benzene for 4h; Heating; | 62% |
1-triphenylmethylpyrrole
A
methyl 1H-pyrrole-1-carboxylate
B
9-Phenylfluorene
C
methyl 2,2,2-triphenylacetate
Conditions | Yield |
---|---|
With n-butyllithium In hexane; N,N-dimethyl-formamide for 2h; Ambient temperature; | A 25% B 31% C 60% |
Conditions | Yield |
---|---|
In diethyl ether; hexane for 2h; Heating; | 40% |
diazomethane
1-triphenylmethylpyrrole
carbon dioxide
A
methyl 1H-pyrrole-1-carboxylate
B
9-Phenylfluorene
C
methyl 2,2,2-triphenylacetate
Conditions | Yield |
---|---|
With n-butyllithium 1.) DMF, room temperature, 2 h; ether, 2.) ether, 0 deg C; Yield given. Multistep reaction. Yields of byproduct given; |
Conditions | Yield |
---|---|
With potassium hydride In tetrahydrofuran at 0℃; | |
With sodium hydride |
diazomethane
1-(trimethylsilyl)-1H-pyrrole
carbon dioxide
A
methyl Pyrrole-2-carboxylate
B
methyl 1H-pyrrole-3-carboxylate
C
methyl 1H-pyrrole-1-carboxylate
D
1H-pyrrole-2,5-dicarboxylic acid dimethyl ester
Conditions | Yield |
---|---|
Product distribution; other time, other temperature; lithiations of 1-trialkylsilylpyrroles in multistep reactions; | |
Yield given. Multistep reaction. Yields of byproduct given; |
diazomethane
1-(trimethylsilyl)-1H-pyrrole
carbon dioxide
A
methyl Pyrrole-2-carboxylate
B
methyl 1H-pyrrole-1-carboxylate
C
1H-pyrrole-2,5-dicarboxylic acid dimethyl ester
Conditions | Yield |
---|---|
Yield given. Multistep reaction. Yields of byproduct given; |
diazomethane
1-(trimethylsilyl)-1H-pyrrole
carbon dioxide
methyl 1H-pyrrole-1-carboxylate
Conditions | Yield |
---|---|
Yield given. Multistep reaction; |
pyrrole-1-carboxylic acid
methyl 1H-pyrrole-1-carboxylate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 87 percent / 1-<3-(dimethylamino)propyl>-3-ethylcarbodiimide hydrochloride (EDCl*HCl) / CH2Cl2 / 0.25 h / 25 °C 2: 69 percent / tetrahydrofuran / 0.25 h / -20 °C View Scheme |
N-(methoxycarbonyl)pyrrolidine
methyl 1H-pyrrole-1-carboxylate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 77 percent / anodic oxidation in the tetraethylammonium p-toluenesulfonate 2: 62 percent / TsOH / benzene / 4 h / Heating View Scheme |
pyrrole
methyl phenyl carbonate
A
methyl 1H-pyrrole-1-carboxylate
B
1-phenoxycarbonyl pyrrole
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene at 119.84℃; for 24h; Product distribution; Further Variations:; Temperatures; reaction time; | A 47 % Chromat. B 12 % Chromat. |
methyl 1H-pyrrole-1-carboxylate
dimethyl acetylenedicarboxylate
trimethyl 7-azabicyclo[2.2.1]hepta-2,5-diene-2,3,7-tricarboxylate
Conditions | Yield |
---|---|
With aluminium trichloride In dichloromethane at 40℃; for 1h; | 90% |
methyl 1H-pyrrole-1-carboxylate
N-chloro-N-(phenylmethoxy)-N'-(phenylmethyl)urea
Conditions | Yield |
---|---|
With sodium 2,2,3,3-tetrafluoropropan-1-olate In acetonitrile at 0℃; Inert atmosphere; | 90% |
methyl 1H-pyrrole-1-carboxylate
N,N′-dibenzyloxyurea
Conditions | Yield |
---|---|
With 2,2,3,3-tetrafluoropropanol; [bis(acetoxy)iodo]benzene; sodium 2,2,3,3-tetrafluoropropan-1-olate In acetonitrile at 0℃; for 3.5h; Inert atmosphere; | 86% |
methyl 1H-pyrrole-1-carboxylate
ethynyl p-tolyl sulfone
(1S,4R)-2-(Toluene-4-sulfonyl)-7-aza-bicyclo[2.2.1]hepta-2,5-diene-7-carboxylic acid methyl ester
Conditions | Yield |
---|---|
at 85℃; for 24h; | 85% |
at 80 - 85℃; for 24h; | 60% |
at 80 - 85℃; for 48h; Yield given; |
methyl 1H-pyrrole-1-carboxylate
N-(2,4-dichloro-6-oxo-2,4-cyclohexadien-1-ylidene)-4-nitrobenzamide
Conditions | Yield |
---|---|
In dichloromethane for 17h; Ambient temperature; | 83% |
methyl 1H-pyrrole-1-carboxylate
ethynyl p-tolyl sulfone
7-methoxycarbonyl-2-p-toluenesulfonyl-7-azanorbornadiene
Conditions | Yield |
---|---|
In dichloromethane under 9000720 Torr; | 81% |
at 85 - 90℃; | 72% |
at 85℃; for 26h; | 67% |
methyl 1H-pyrrole-1-carboxylate
2,4-dibromo-3-pentanone
A
methyl 2α,4α-dimethyl-3-oxo-8-azabicyclo<3.2.1>oct-6-ene-8-carboxylate
Conditions | Yield |
---|---|
With diethylzinc In hexane; toluene | A 81% B 6% |
With zinc; 1,1-dibromomethane In acetonitrile at 20℃; for 1h; ultrasonification; Title compound not separated from byproducts; |
chloro-trimethyl-silane
methyl 1H-pyrrole-1-carboxylate
methyl 2,5-bis(trimethylsilyl)-1H-pyrrole-1-carboxylate
Conditions | Yield |
---|---|
Stage #1: methyl 1H-pyrrole-1-carboxylate With 2,2,6,6-tetramethyl-piperidine; n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1.5h; Inert atmosphere; Stage #2: chloro-trimethyl-silane In tetrahydrofuran; hexane at -78 - 20℃; for 2.5h; Inert atmosphere; | 80% |
methyl 1H-pyrrole-1-carboxylate
4-bromo-1,1,1-trifluorobut-3-yn-2-one
Conditions | Yield |
---|---|
In 1,4-dioxane at 20℃; Inert atmosphere; | 78% |
76% |
methyl 1H-pyrrole-1-carboxylate
methyl 2-diazobut-3-enoate
Methyl N-(methoxycarbonyl)-8-azabicyclo<3.2.1>octa-2,6-diene-2-carboxylate
Conditions | Yield |
---|---|
With rhodium(II) hexanoate In hexane for 12h; Heating; | 75% |
rhodium(II) acetate | 21% |
methyl 1H-pyrrole-1-carboxylate
phenylsulfonyl 6-chloro-3-pyridyl acetylene
2-Benzenesulfonyl-3-(6-chloro-pyridin-3-yl)-7-aza-bicyclo[2.2.1]hepta-2,5-diene-7-carboxylic acid methyl ester
Conditions | Yield |
---|---|
at 80 - 85℃; for 24h; | 70% |
methyl 1H-pyrrole-1-carboxylate
1-((bromoethynyl)sulfonyl)-4-methylbenzene
N-methoxycarbonyl-7-aza-2-bromo-3-p-tolylsulfonylbicyclo[2.2.1]hepta-2,5-diene
Conditions | Yield |
---|---|
In toluene at 90℃; for 24h; | 70% |
methyl 1H-pyrrole-1-carboxylate
1,3-dibromo-1-phenylbutan-2-one
Conditions | Yield |
---|---|
With diethylzinc In hexane; toluene | A 5% B 69% |
Conditions | Yield |
---|---|
With tris(4-anisyl)amine; 2-butyl-4,7-bis(1-methyl-1H-pyrrol-2-yl)-2H-benzo[d][1,2,3]triazole In dimethyl sulfoxide at 20℃; for 24h; Irradiation; Schlenk technique; Inert atmosphere; | 69% |
methyl 1H-pyrrole-1-carboxylate
diethyl (E)-4-diazopent-2-enedioate
(1S,4R,5R)-8-Aza-bicyclo[3.2.1]octa-2,6-diene-2,4,8-tricarboxylic acid 2,4-diethyl ester 8-methyl ester
Conditions | Yield |
---|---|
rhodium(II) acetate | 62% |
4-chloro-1,1,1-trifluorobut-3-yn-2-one
methyl 1H-pyrrole-1-carboxylate
Conditions | Yield |
---|---|
In 1,4-dioxane at 20℃; for 6h; Diels-Alder Cycloaddition; Inert atmosphere; | A 19% B 62% |
methyl 1H-pyrrole-1-carboxylate
ethyl (E)-2-diazo-4-(phenylsulfonyl)-3-butenoate
(1S,4R,5R)-4-Benzenesulfonyl-8-aza-bicyclo[3.2.1]octa-2,6-diene-2,8-dicarboxylic acid 2-ethyl ester 8-methyl ester
Conditions | Yield |
---|---|
rhodium(II) acetate | 61% |
methyl 1H-pyrrole-1-carboxylate
N-[2,2,2-trichloro-1-(trimethylsilyloxy)ethyl]-N-(trimethylsilyl)amine
Conditions | Yield |
---|---|
Stage #1: methyl 1H-pyrrole-1-carboxylate; N-[2,2,2-trichloro-1-(trimethylsilyloxy)ethyl]-N-(trimethylsilyl)amine With chloro-trimethyl-silane In dichloromethane at 20℃; for 0.05h; Stage #2: With hafnium tetrakis(trifluoromethanesulfonate) In dichloromethane at 20℃; for 10h; Further stages.; | 61% |
methyl 1H-pyrrole-1-carboxylate
1,3-dibromo-1-phenyl-2-propanone
Conditions | Yield |
---|---|
With diethylzinc In hexane; toluene | A 15% B 59% |
Conditions | Yield |
---|---|
With sodium 3-{(4-methoxyphenyl)thio}propane-1-sulfonate; copper diacetate; palladium diacetate; toluene-4-sulfonic acid In N,N-dimethyl-formamide at 70℃; for 18h; | 59% |
methyl 1H-pyrrole-1-carboxylate
methyl 3-bromopropiolate
3-Bromo-7-aza-bicyclo[2.2.1]hepta-2,5-diene-2,7-dicarboxylic acid dimethyl ester
Conditions | Yield |
---|---|
at 90 - 95℃; for 33h; | 56% |
methyl 1H-pyrrole-1-carboxylate
methyl 3-bromopropiolate
Conditions | Yield |
---|---|
at 90 - 95℃; for 30h; Cycloaddition; | 56% |
methyl 1H-pyrrole-1-carboxylate
2,4-dibromo-3-pentanone
methyl 2α,4α-dimethyl-3-oxo-8-azabicyclo<3.2.1>oct-6-ene-8-carboxylate
Conditions | Yield |
---|---|
With diethylzinc In hexane; benzene a) 0 deg C, 3 h, b) r.t., 17 h; | 55% |
methyl 1H-pyrrole-1-carboxylate
1,1,2,2,3,3,4,4,5,5,6,6,6-tridecafluorohexane-1-sulfonyl chloride
Conditions | Yield |
---|---|
With dichlorotris(triphenylphosphine)ruthenium(II) In pentane at 120℃; for 24h; | A 55% B 1% |
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