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inquiryProduct Description Product website: http://www.finerchem.com Product Name Ethyl 2,4-dimethyl-1H-pyrrole-3-carboxylate CAS No. 2199-
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inquiryWith our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin
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inquiry1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:White Crystalline Powder Storage:Store in sealed conta
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inquiryEthyl 2,4-dimethyl-1H-pyrrole-3-carboxylate CAS:2199-51-1 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 hi
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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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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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inquiryEthyl 2,4-dimethyl-1H-pyrrole-3-carboxylateAppearance:White to light brown crystalline Storage:2-8 ℃ or Others Package:according to customers' requirements Application:Pharmaceutical intermediates Transportation:By air(EMS or EUB or FedEx or TNT ect.
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inquirysuperior quality moderate price & quick delivery Appearance:white powder 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:2,4-Dimethyl-1H-pyrr
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inquiryProduct name: Ethyl 2,4-Dimethyl-1H-Pyrrole-3-Carboxylate CAS No.:2199-51-1 Molecule Formula:C9H13NO2 Molecule Weight:167.21 Purity: 98.0% Package: 25kg/drum Description:Red to brown powder Manufacture Standards:Enterprise Standard
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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:Active Pharmaceutical I
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inquiry2-tert-butyl 4-ethyl 3,5-dimethyl-1H-pyrrole-2,4-dicarboxylate
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With hydrogenchloride; water In ethanol at 65℃; for 4h; Inert atmosphere; | 99% |
With hydrogenchloride; water In ethanol at 70℃; for 3h; | 91% |
With hydrogenchloride In ethanol; water at 65℃; for 1h; | 89% |
3,5-dimethyl-1H-pyrrole-2,4-dicarboxylic acid 4-ethyl ester
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
Temperature; Inert atmosphere; | 98.5% |
at 200℃; for 0.0833333h; Temperature; Inert atmosphere; | 98.5% |
Heating; | 80% |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With potassium tert-butylate In tetrahydrofuran at 70℃; for 0.0833333h; Inert atmosphere; | 89% |
Multi-step reaction with 2 steps 1: potassium tert-butylate / tetrahydrofuran / 0.17 h / 20 °C 2: potassium tert-butylate / tetrahydrofuran / 0.08 h / Reflux View Scheme | |
Multi-step reaction with 2 steps 1: potassium tert-butylate / tetrahydrofuran / 0.17 h / 20 °C 2: potassium tert-butylate / tetrahydrofuran / 0.08 h / Reflux View Scheme |
2,4-dimethylpyrrole-1,3-dicarboxylic acid 1-tert-butyl 3-ethyl ester
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With potassium tert-butylate In tetrahydrofuran for 0.0833333h; Reflux; | 87% |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); 2,4,6-trimethylphenyl bromide; potassium carbonate In N,N-dimethyl-formamide at 150℃; for 3h; | 76% |
With tetrakis(triphenylphosphine) palladium(0); 2,4,6-trimethylphenyl bromide; potassium carbonate In N,N-dimethyl-formamide at 150℃; for 3h; | 76% |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With potassium tert-butylate In tetrahydrofuran for 0.0833333h; Reflux; | 73% |
methyllithium
ethyl 3-((N-methoxy-N-methylcarbamoyl)methylamino)crotonate
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
In tetrahydrofuran at -10℃; for 1h; | 62% |
(E)-4-diazo-3-methylbut-2-enoic acid ethyl ester
acetonitrile
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With silver hexafluoroantimonate In dichloromethane at 20℃; for 1h; Inert atmosphere; | 15% |
diethyl 2,4-dimethylpyrrole-3,5-dicarboxylate
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With piperidine at 250℃; unter Wasserstoff; | |
With sodium hydroxide Erhitzen des bei 100grad getrockneten Reaktionsprodukts mit Glycerin; | |
Multi-step reaction with 2 steps 1: water; potassium hydroxide / ethanol / 10 h / 50 - 60 °C 2: Inert atmosphere View Scheme |
3,5-dimethyl-1H-pyrrole-2,4-dicarboxylic acid 2-benzyl ester 4-ethyl ester
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With methanol; nickel at 110 - 120℃; under 73550.8 Torr; Hydrogenation; |
A
2,3,4-trimethyl-1H-pyrrole
B
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
bei der trockenen Destillation; |
(Z)-2-oxopropanal oxime
ethyl acetoacetate
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With sodium hydroxide; sodium dithionite |
ethyl acetoacetate
propanone 1-oxime
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With acetic acid; zinc | |
Behandlung mit Zinkstaub in verd. Essigsaeure; |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
beim Erhitzen ueber den Schmelzpunkt; |
ethyl acetoacetate
A
2,4-dimethyl-1H-pyrrole-3-carboxylic acid
B
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With sodium hydroxide |
ammonia
ethyl acetoacetate
chloroacetone
A
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
B
2,5-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 84 percent / molecular sieves 4 Angstroem / tetrahydrofuran / 168 h / 20 °C 2: 76 percent / Pd(PPh3)4; K2CO3; mesityl bromide / dimethylformamide / 3 h / 150 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 84 percent / 4 Angstroem molecular sieves / tetrahydrofuran / 168 h / Ambient temperature 2: 76 percent / 2 molpercent Pd(PPh3)4, mesityl bromide, potassium carbonate / dimethylformamide / 3 h / 150 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: acetic acid; aqueous NaNO2 / Erwaermen des Reaktionsgemisches mit Acetessigsaeure-aethylester, Zink-Pulver und Essigsaeure 2: Raney nickel; methanol / 110 - 120 °C / 73550.8 Torr / Hydrogenation View Scheme |
ethyl (E)-3-formyl-2-butenoate
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: dichloromethane / 0 °C / Inert atmosphere 2: triethylamine; 1,8-diazabicyclo[5.4.0]undec-7-ene / dichloromethane / 0.17 h / 0 °C / Inert atmosphere 3: silver hexafluoroantimonate / dichloromethane / 1 h / 20 °C / Inert atmosphere View Scheme |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: triethylamine; 1,8-diazabicyclo[5.4.0]undec-7-ene / dichloromethane / 0.17 h / 0 °C / Inert atmosphere 2: silver hexafluoroantimonate / dichloromethane / 1 h / 20 °C / Inert atmosphere View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: acetic acid; sodium nitrite / 3.5 h / 10 - 25 °C 1.2: 2 h / 75 °C 2.1: hydrogenchloride / ethanol; water / 4 h / Reflux View Scheme | |
Multi-step reaction with 2 steps 1.1: sodium nitrite; acetic acid / 3.5 h / 8 - 20 °C 1.2: 2 h / Heating 2.1: hydrogenchloride; water / 4 h / 65 °C View Scheme | |
Multi-step reaction with 3 steps 1: neat (no solvent) / 2 h / 20 °C 2: dmap / acetonitrile / 3 h / 50 °C / Inert atmosphere 3: potassium tert-butylate / tetrahydrofuran / 0.08 h / 70 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 4 steps 1: neat (no solvent) / 2 h / 20 °C 2: dmap / acetonitrile / 3 h / 50 °C / Inert atmosphere 3: potassium tert-butylate / tetrahydrofuran / 0.17 h / 20 °C 4: potassium tert-butylate / tetrahydrofuran / 0.08 h / Reflux View Scheme | |
Multi-step reaction with 4 steps 1: neat (no solvent) / 2 h / 20 °C 2: dmap / acetonitrile / 3 h / 50 °C / Inert atmosphere 3: potassium tert-butylate / tetrahydrofuran / 0.17 h / 20 °C 4: potassium tert-butylate / tetrahydrofuran / 0.08 h / Reflux View Scheme |
ethyl acetoacetate
3-amino-2-propanol
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
Stage #1: ethyl acetoacetate; 3-amino-2-propanol In tetrahydrofuran at 20℃; for 168h; Molecular sieve; Inert atmosphere; Stage #2: With tetrakis(triphenylphosphine) palladium(0); 2,4,6-trimethylphenyl bromide; potassium carbonate In N,N-dimethyl-formamide at 150℃; Inert atmosphere; |
C9H13NO2
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: dmap / acetonitrile / 3 h / 50 °C / Inert atmosphere 2: potassium tert-butylate / tetrahydrofuran / 0.08 h / 70 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 3 steps 1: dmap / acetonitrile / 3 h / 50 °C / Inert atmosphere 2: potassium tert-butylate / tetrahydrofuran / 0.17 h / 20 °C 3: potassium tert-butylate / tetrahydrofuran / 0.08 h / Reflux View Scheme | |
Multi-step reaction with 3 steps 1: dmap / acetonitrile / 3 h / 50 °C / Inert atmosphere 2: potassium tert-butylate / tetrahydrofuran / 0.17 h / 20 °C 3: potassium tert-butylate / tetrahydrofuran / 0.08 h / Reflux View Scheme |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
ethyl (5-formyl-2,4-dimethyl-1H-pyrrole)-3-carboxylate
Conditions | Yield |
---|---|
With hydrogenchloride In N-methyl-acetamide; (2S)-N-methyl-1-phenylpropan-2-amine hydrate; dichloromethane; trichlorophosphate | 100% |
With hydrogenchloride In N-methyl-acetamide; (2S)-N-methyl-1-phenylpropan-2-amine hydrate; dichloromethane; trichlorophosphate | 100% |
With hydrogenchloride In N-methyl-acetamide; (2S)-N-methyl-1-phenylpropan-2-amine hydrate; dichloromethane; trichlorophosphate | 100% |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
N,N-dimethyl-formamide
ethyl (5-formyl-2,4-dimethyl-1H-pyrrole)-3-carboxylate
Conditions | Yield |
---|---|
Stage #1: 2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester; N,N-dimethyl-formamide With trichlorophosphate In dichloromethane for 1.5h; Vilsmeier-Haack Formylation; Reflux; Stage #2: With sodium hydroxide In dichloromethane; water for 0.5h; Vilsmeier-Haack Formylation; Reflux; | 100% |
Stage #1: 2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester; N,N-dimethyl-formamide With trichlorophosphate In dichloromethane Vilsmeier formylation; Inert atmosphere; Stage #2: With sodium hydrogencarbonate In water | 99% |
Stage #1: 2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester; N,N-dimethyl-formamide With trichlorophosphate In dichloromethane at 4℃; for 1.25h; Reflux; Stage #2: With hydrogenchloride In dichloromethane; water at 10℃; | 97% |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
N,N-dimethyl-4-nitrobenzamide
2,4-dimethyl-5-(4-nitro-benzoyl)-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With trichlorophosphate In 1,2-dichloro-ethane at 35℃; Rate constant; measurement of the rate and half reaction time of the Vilsmeier-Haak reaction; investigation of the influence of POCl3 molar quantity on the reaction rate; | 96% |
With hydrogenchloride; sodium carbonate; trichlorophosphate at 35℃; | 96% |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
In dichloromethane at 20 - 40℃; | 94% |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With methyl iodide In dichloromethane at 40℃; Substitution; | 94% |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
3-Benzyl-2-chloro-5,6-dihydro-4H-[1,3]thiazin-3-ium; chloride
Conditions | Yield |
---|---|
In benzene for 3h; Heating; | 93% |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
salicylaldehyde
5,5'-(2-Hydroxyphenylmethylen)bis<2,4-dimethyl-3-pyrrolcarbonsaeure-ethylester>
Conditions | Yield |
---|---|
With hydrogen bromide In acetic acid | 93% |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2,4-dimethyl-1H-pyrrole-3-carboxylic acid
Conditions | Yield |
---|---|
With water; potassium hydroxide In methanol Reflux; | 92% |
Stage #1: 2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester With water; potassium hydroxide In methanol Reflux; Stage #2: With hydrogenchloride In water pH=3 - 4; | 76% |
With alkaline solution | |
With lithium hydroxide monohydrate In 1,4-dioxane; water at 100℃; for 24h; | 7.4 mg |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
4-benzoylmorpholine
ethyl 5-benzoyl-2,4-dimethylpyrrole-3-carboxylate
Conditions | Yield |
---|---|
With trichlorophosphate In 1,2-dichloro-ethane at 35℃; Rate constant; measurement of the rate and half reaction time of the Vilsmeier-Haak reaction; | 92% |
With hydrogenchloride; sodium carbonate; trichlorophosphate at 35℃; | 92% |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
N,N-dimethylbenzamide
ethyl 5-benzoyl-2,4-dimethylpyrrole-3-carboxylate
Conditions | Yield |
---|---|
With hydrogenchloride; sodium carbonate; trichlorophosphate at 35℃; | 92% |
With trichlorophosphate In 1,2-dichloro-ethane at 35℃; Rate constant; measurement of the rate and half reaction time of the Vilsmeier-Haak reaction; | 92% |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2,4-Dihydroxybenzaldehyde
2-(2,4-Dihydroxyphenylmethylen)-4-ethoxycarbonyl-3,5-dimethylpyrroliumbromid
Conditions | Yield |
---|---|
With hydrogen bromide In acetic acid | 92% |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
N,N-dimethylform-13C-amide
ethyl 5-[13C]formyl-2,4-dimethyl-1H-pyrrole-3-carboxylate
Conditions | Yield |
---|---|
Stage #1: 2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester; N,N-dimethylform-13C-amide With trichlorophosphate In dichloromethane at 4℃; for 1.25h; Reflux; Stage #2: With hydrogenchloride In dichloromethane; water at 10℃; | 91% |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2-((trifluoromethyl)thio)isoindoline-1,3-dione
Conditions | Yield |
---|---|
With sodium chloride In N,N-dimethyl-formamide at 90℃; for 14h; Inert atmosphere; Schlenk technique; | 91% |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
N-(4-methoxybenzoyl)morpholine
5-(4-Methoxy-benzoyl)-2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With hydrogenchloride; sodium carbonate; trichlorophosphate at 35℃; | 90% |
With trichlorophosphate In 1,2-dichloro-ethane at 35℃; Rate constant; measurement of the rate and half reaction time of the Vilsmeier-Haak reaction; | 90% |
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
3-nitro-N,N-dimethylbenzamide
2,4-dimethyl-5-(3-nitro-benzoyl)-pyrrole-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With hydrogenchloride; sodium carbonate; trichlorophosphate at 35℃; | 90% |
With trichlorophosphate In 1,2-dichloro-ethane at 35℃; Rate constant; measurement of the rate and half reaction time of the Vilsmeier-Haak reaction; | 90% |
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