Product Name

  • Name

    Ethyl 2,4-dimethyl-1H-pyrrole-3-carboxylate

  • EINECS 606-885-5
  • CAS No. 2199-51-1
  • Article Data55
  • CAS DataBase
  • Density 1.08 g/cm3
  • Solubility
  • Melting Point 122-123 °C
  • Formula C9H13NO2
  • Boiling Point 291 °C at 760 mmHg
  • Molecular Weight 167.208
  • Flash Point 129.8 °C
  • Transport Information
  • Appearance red crystal
  • Safety 26-36/37/39
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 2199-51-1 (Ethyl 2,4-dimethyl-1H-pyrrole-3-carboxylate)
  • Hazard Symbols IrritantXi
  • Synonyms Pyrrole-3-carboxylicacid, 2,4-dimethyl-, ethyl ester (6CI,7CI,8CI);2,4-Dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester;2,4-Dimethyl-3-(ethoxycarbonyl)pyrrole;2,4-Dimethyl-3-carbethoxypyrrole;3-(Ethoxycarbonyl)-2,4-dimethylpyrrole;Ethyl2,4-dimethylpyrrole-3-carboxylate;NSC 13425;
  • PSA 42.09000
  • LogP 1.80820

Synthetic route

2-tert-butyl 4-ethyl 3,5-dimethyl-1H-pyrrole-2,4-dicarboxylate
86770-31-2

2-tert-butyl 4-ethyl 3,5-dimethyl-1H-pyrrole-2,4-dicarboxylate

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
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
5442-91-1

3,5-dimethyl-1H-pyrrole-2,4-dicarboxylic acid 4-ethyl ester

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
Temperature; Inert atmosphere;98.5%
at 200℃; for 0.0833333h; Temperature; Inert atmosphere;98.5%
Heating;80%
(E)-ethyl 3-((tert-butoxycarbonyl)(prop-2-yn-1-yl)amino)but-2-enoate

(E)-ethyl 3-((tert-butoxycarbonyl)(prop-2-yn-1-yl)amino)but-2-enoate

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
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
817162-41-7

2,4-dimethylpyrrole-1,3-dicarboxylic acid 1-tert-butyl 3-ethyl ester

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran for 0.0833333h; Reflux;87%
(E)-3-(2-Hydroxy-propylamino)-but-2-enoic acid ethyl ester

(E)-3-(2-Hydroxy-propylamino)-but-2-enoic acid ethyl ester

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
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%
C14H21NO4

C14H21NO4

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran for 0.0833333h; Reflux;73%
methyllithium
917-54-4

methyllithium

ethyl 3-((N-methoxy-N-methylcarbamoyl)methylamino)crotonate
231609-63-5

ethyl 3-((N-methoxy-N-methylcarbamoyl)methylamino)crotonate

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
In tetrahydrofuran at -10℃; for 1h;62%
(E)-4-diazo-3-methylbut-2-enoic acid ethyl ester
1426858-39-0

(E)-4-diazo-3-methylbut-2-enoic acid ethyl ester

acetonitrile
75-05-8

acetonitrile

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With silver hexafluoroantimonate In dichloromethane at 20℃; for 1h; Inert atmosphere;15%
diethyl 2,4-dimethylpyrrole-3,5-dicarboxylate
2436-79-5

diethyl 2,4-dimethylpyrrole-3,5-dicarboxylate

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
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
68999-91-7

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
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With methanol; nickel at 110 - 120℃; under 73550.8 Torr; Hydrogenation;
2,4-dimethyl-5-(trimethyl-pyrrol-2-ylidenemethyl)-pyrrole-3-carboxylic acid ethyl ester

2,4-dimethyl-5-(trimethyl-pyrrol-2-ylidenemethyl)-pyrrole-3-carboxylic acid ethyl ester

A

2,3,4-trimethyl-1H-pyrrole
3855-78-5

2,3,4-trimethyl-1H-pyrrole

B

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
bei der trockenen Destillation;
(Z)-2-oxopropanal oxime
31915-82-9

(Z)-2-oxopropanal oxime

ethyl acetoacetate
141-97-9

ethyl acetoacetate

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With sodium hydroxide; sodium dithionite
ethyl acetoacetate
141-97-9

ethyl acetoacetate

propanone 1-oxime
306-44-5

propanone 1-oxime

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With acetic acid; zinc
Behandlung mit Zinkstaub in verd. Essigsaeure;
3.5-dimethyl-pyrrole-dicarboxylic acid-(2.4)-monoethyl ester-(4)

3.5-dimethyl-pyrrole-dicarboxylic acid-(2.4)-monoethyl ester-(4)

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
beim Erhitzen ueber den Schmelzpunkt;
ethyl acetoacetate
141-97-9

ethyl acetoacetate

hydrochloride of aminoacetone

hydrochloride of aminoacetone

A

2,4-dimethyl-1H-pyrrole-3-carboxylic acid
17106-13-7

2,4-dimethyl-1H-pyrrole-3-carboxylic acid

B

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With sodium hydroxide
ammonia
7664-41-7

ammonia

ethyl acetoacetate
141-97-9

ethyl acetoacetate

chloroacetone
78-95-5

chloroacetone

A

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

B

2,5-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-52-2

2,5-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

ethyl acetoacetate
141-97-9

ethyl acetoacetate

Ba(CN)2

Ba(CN)2

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
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
ethyl acetoacetate
141-97-9

ethyl acetoacetate

diazonium-salt from 2-amino-phenylarsonic acid

diazonium-salt from 2-amino-phenylarsonic acid

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
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
butyl acetoacetate
591-60-6

butyl acetoacetate

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
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
62054-49-3

ethyl (E)-3-formyl-2-butenoate

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
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
C14H18N2O4S

C14H18N2O4S

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
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
ethyl acetoacetate
141-97-9

ethyl acetoacetate

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
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
141-97-9

ethyl acetoacetate

3-amino-2-propanol
78-96-6, 1674-56-2

3-amino-2-propanol

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
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
1379398-74-9

C9H13NO2

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
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
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

ethyl (5-formyl-2,4-dimethyl-1H-pyrrole)-3-carboxylate
2199-59-9

ethyl (5-formyl-2,4-dimethyl-1H-pyrrole)-3-carboxylate

Conditions
ConditionsYield
With hydrogenchloride In N-methyl-acetamide; (2S)-N-methyl-1-phenylpropan-2-amine hydrate; dichloromethane; trichlorophosphate100%
With hydrogenchloride In N-methyl-acetamide; (2S)-N-methyl-1-phenylpropan-2-amine hydrate; dichloromethane; trichlorophosphate100%
With hydrogenchloride In N-methyl-acetamide; (2S)-N-methyl-1-phenylpropan-2-amine hydrate; dichloromethane; trichlorophosphate100%
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

N,N-dimethyl-formamide
68-12-2, 33513-42-7

N,N-dimethyl-formamide

ethyl (5-formyl-2,4-dimethyl-1H-pyrrole)-3-carboxylate
2199-59-9

ethyl (5-formyl-2,4-dimethyl-1H-pyrrole)-3-carboxylate

Conditions
ConditionsYield
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
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

N,N-dimethyl-4-nitrobenzamide
7291-01-2

N,N-dimethyl-4-nitrobenzamide

2,4-dimethyl-5-(4-nitro-benzoyl)-pyrrole-3-carboxylic acid ethyl ester
63833-38-5

2,4-dimethyl-5-(4-nitro-benzoyl)-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
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
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Trimethyl-((1Z,4Z,9Z,15Z)-3,8,13,18-tetraethyl-2,7,12,17-tetramethyl-porphyrin-5-ylmethyl)-ammonium; iodide

Trimethyl-((1Z,4Z,9Z,15Z)-3,8,13,18-tetraethyl-2,7,12,17-tetramethyl-porphyrin-5-ylmethyl)-ammonium; iodide

2,4-Dimethyl-5-((1Z,4Z,9Z,15Z)-3,8,13,18-tetraethyl-2,7,12,17-tetramethyl-porphyrin-5-ylmethyl)-1H-pyrrole-3-carboxylic acid ethyl ester

2,4-Dimethyl-5-((1Z,4Z,9Z,15Z)-3,8,13,18-tetraethyl-2,7,12,17-tetramethyl-porphyrin-5-ylmethyl)-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
In dichloromethane at 20 - 40℃;94%
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Dimethyl-((1Z,4Z,9Z,15Z)-3,8,13,18-tetraethyl-2,7,12,17-tetramethyl-porphyrin-5-ylmethyl)-amine

Dimethyl-((1Z,4Z,9Z,15Z)-3,8,13,18-tetraethyl-2,7,12,17-tetramethyl-porphyrin-5-ylmethyl)-amine

2,4-Dimethyl-5-((1Z,4Z,9Z,15Z)-3,8,13,18-tetraethyl-2,7,12,17-tetramethyl-porphyrin-5-ylmethyl)-1H-pyrrole-3-carboxylic acid ethyl ester

2,4-Dimethyl-5-((1Z,4Z,9Z,15Z)-3,8,13,18-tetraethyl-2,7,12,17-tetramethyl-porphyrin-5-ylmethyl)-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With methyl iodide In dichloromethane at 40℃; Substitution;94%
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

3-Benzyl-2-chloro-5,6-dihydro-4H-[1,3]thiazin-3-ium; chloride
117450-55-2

3-Benzyl-2-chloro-5,6-dihydro-4H-[1,3]thiazin-3-ium; chloride

3-Benzyl-2-(3-ethoxycarbonyl-2,4-dimethylpyrrol-5-yl)-5,6-dihydro-4H-1,3-thiazinium-chlorid

3-Benzyl-2-(3-ethoxycarbonyl-2,4-dimethylpyrrol-5-yl)-5,6-dihydro-4H-1,3-thiazinium-chlorid

Conditions
ConditionsYield
In benzene for 3h; Heating;93%
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

salicylaldehyde
90-02-8

salicylaldehyde

5,5'-(2-Hydroxyphenylmethylen)bis<2,4-dimethyl-3-pyrrolcarbonsaeure-ethylester>
77476-68-7

5,5'-(2-Hydroxyphenylmethylen)bis<2,4-dimethyl-3-pyrrolcarbonsaeure-ethylester>

Conditions
ConditionsYield
With hydrogen bromide In acetic acid93%
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

2,4-dimethyl-1H-pyrrole-3-carboxylic acid
17106-13-7

2,4-dimethyl-1H-pyrrole-3-carboxylic acid

Conditions
ConditionsYield
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
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

4-benzoylmorpholine
1468-28-6

4-benzoylmorpholine

ethyl 5-benzoyl-2,4-dimethylpyrrole-3-carboxylate
63833-46-5

ethyl 5-benzoyl-2,4-dimethylpyrrole-3-carboxylate

Conditions
ConditionsYield
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
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

N,N-dimethylbenzamide
611-74-5

N,N-dimethylbenzamide

ethyl 5-benzoyl-2,4-dimethylpyrrole-3-carboxylate
63833-46-5

ethyl 5-benzoyl-2,4-dimethylpyrrole-3-carboxylate

Conditions
ConditionsYield
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
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

2,4-Dihydroxybenzaldehyde
95-01-2

2,4-Dihydroxybenzaldehyde

2-(2,4-Dihydroxyphenylmethylen)-4-ethoxycarbonyl-3,5-dimethylpyrroliumbromid
77476-61-0

2-(2,4-Dihydroxyphenylmethylen)-4-ethoxycarbonyl-3,5-dimethylpyrroliumbromid

Conditions
ConditionsYield
With hydrogen bromide In acetic acid92%
2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

N,N-dimethylform-13C-amide
32488-43-0

N,N-dimethylform-13C-amide

ethyl 5-[13C]formyl-2,4-dimethyl-1H-pyrrole-3-carboxylate
1194048-24-2

ethyl 5-[13C]formyl-2,4-dimethyl-1H-pyrrole-3-carboxylate

Conditions
ConditionsYield
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
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

2-((trifluoromethyl)thio)isoindoline-1,3-dione
719-98-2

2-((trifluoromethyl)thio)isoindoline-1,3-dione

ethyl 2,4-dimethyl-5-((trifluoromethyl)thio)-1H-pyrrole-3-carboxylate

ethyl 2,4-dimethyl-5-((trifluoromethyl)thio)-1H-pyrrole-3-carboxylate

Conditions
ConditionsYield
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
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

N-(4-methoxybenzoyl)morpholine
7504-58-7

N-(4-methoxybenzoyl)morpholine

5-(4-Methoxy-benzoyl)-2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester
63833-34-1

5-(4-Methoxy-benzoyl)-2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
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
2199-51-1

2,4-dimethyl-1H-pyrrole-3-carboxylic acid ethyl ester

3-nitro-N,N-dimethylbenzamide
7291-02-3

3-nitro-N,N-dimethylbenzamide

2,4-dimethyl-5-(3-nitro-benzoyl)-pyrrole-3-carboxylic acid ethyl ester
63833-39-6

2,4-dimethyl-5-(3-nitro-benzoyl)-pyrrole-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
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%

Ethyl 2,4-dimethyl-1H-pyrrole-3-carboxylate Specification

The Ethyl 2,4-dimethyl-1H-pyrrole-3-carboxylate with CAS registry number of 2199-51-1 is also known as 1H-Pyrrole-3-carboxylic acid, 2,4-dimethyl-, ethyl ester. The IUPAC name is Ethyl 2,4-dimethyl-1H-pyrrole-3-carboxylate. It belongs to product categories of Pharmaceutial intermediates; Imidazoles, Pyrroles, Pyrazoles, Pyrrolidines; Intermediate of sunitinib malate. In addition, the formula is C9H13NO2 and the molecular weight is 167.21.

Physical properties about Ethyl 2,4-dimethyl-1H-pyrrole-3-carboxylate are: (1)ACD/LogP: 2.60; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.6; (4)ACD/LogD (pH 7.4): 2.6; (5)ACD/BCF (pH 5.5): 55.64; (6)ACD/BCF (pH 7.4): 55.64; (7)ACD/KOC (pH 5.5): 617.94; (8)ACD/KOC (pH 7.4): 617.94; (9)#H bond acceptors: 3; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 31.23Å2; (13)Index of Refraction: 1.516; (14)Molar Refractivity: 46.74 cm3; (15)Molar Volume: 154.7 cm3; (16)Polarizability: 18.52×10-24cm3; (17)Surface Tension: 39 dyne/cm; (18)Density: 1.08 g/cm3; (19)Flash Point: 129.8 °C; (20)Enthalpy of Vaporization: 53.04 kJ/mol; (21)Boiling Point: 291 °C at 760 mmHg; (22)Vapour Pressure: 0.002 mmHg at 25 °C.

When you are using this chemical, please be cautious about it. As a chemical, it is irritating to eyes, respiratory system and skin. During using it, wear suitable protective clothing, gloves and eye/face protection. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
1. Canonical SMILES: CCOC(=O)C1=C(NC=C1C)C
2. InChI: InChI=1S/C9H13NO2/c1-4-12-9(11)8-6(2)5-10-7(8)3/h5,10H,4H2,1-3H3
3. InChIKey: QWSFDUPEOPMXCV-UHFFFAOYSA-N

Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View