Product Name

  • Name

    Pyrrole-3-carboxaldehyde

  • EINECS
  • CAS No. 7126-39-8
  • Article Data46
  • CAS DataBase
  • Density 1.197 g/cm3
  • Solubility
  • Melting Point
  • Formula C5H5NO
  • Boiling Point 238.3 °C at 760 mmHg
  • Molecular Weight 95.1008
  • Flash Point 103.9 °C
  • Transport Information
  • Appearance
  • Safety
  • Risk Codes
  • Molecular Structure Molecular Structure of 7126-39-8 (Pyrrole-3-carboxaldehyde)
  • Hazard Symbols IrritantXi
  • Synonyms Pyrrole-3-carboxaldehyde(7CI,8CI);3-Formylpyrrole;1H-Pyrrole-3-carboxaldehyde 95%;3-Pyrrolecarboxaldehyde;pyrrole-3-carboxaldehyde;pyrrole-3-carbaldehyde;AC-776/25122024;AC1LD0DZ;CID640308;ZINC02581109;AC-4315;TL80073582;
  • PSA 32.86000
  • LogP 0.82720

Synthetic route

N-triisopropylsilylpyrrole
87630-35-1

N-triisopropylsilylpyrrole

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

N,N-dimethyl-formamide

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
Stage #1: N,N-dimethyl-formamide With phosgene In dichloromethane at 0℃; for 0.5h;
Stage #2: N-triisopropylsilylpyrrole In dichloromethane for 0.5h; Reflux;
Stage #3: With sodium hydroxide at 20℃; for 12h;
98%
Stage #1: N,N-dimethyl-formamide With oxalyl dichloride In dichloromethane at 0℃; for 0.5h; Inert atmosphere;
Stage #2: N-triisopropylsilylpyrrole In dichloromethane at 50℃; for 0.5h; Inert atmosphere;
Stage #3: With sodium hydroxide at 20℃; Inert atmosphere;
85%
Stage #1: N,N-dimethyl-formamide With trichlorophosphate at 0 - 5℃; for 1.5h; Vilsmeier-Haack Formylation;
Stage #2: N-triisopropylsilylpyrrole In dichloromethane for 2h;
71.9%
1-(triisopropylsilyl)-1H-pyrrole-3-carbaldehyde
90971-76-9

1-(triisopropylsilyl)-1H-pyrrole-3-carbaldehyde

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
With tetrabutyl ammonium fluoride86%
With tetrabutyl ammonium fluoride In tetrahydrofuran for 0.0833333h; Ambient temperature;86%
With sodium hydroxide for 4h; Inert atmosphere;
4-formyl-1H-pyrrole-2-carboxylic acid
7126-53-6

4-formyl-1H-pyrrole-2-carboxylic acid

A

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

B

carbon dioxide
124-38-9

carbon dioxide

Conditions
ConditionsYield
With copper chromite In quinoline at 185℃; for 0.2h;A 76%
B n/a
N-triisopropylsilylpyrrole
87630-35-1

N-triisopropylsilylpyrrole

Vilsmeier reagent
3724-43-4, 149409-22-3

Vilsmeier reagent

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
With sodium hydroxide72%
2,4,5-triiodo-3-formylpyrrole
35302-95-5

2,4,5-triiodo-3-formylpyrrole

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
With hydrogen; sodium acetate; palladium on activated charcoal In ethanol under 2585.7 Torr; for 2h;70%
isopropylidene-(1H-pyrrol-3-yl)-ammonium chloride
117067-97-7

isopropylidene-(1H-pyrrol-3-yl)-ammonium chloride

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
With sodium hydroxide for 4h; Ambient temperature;69%
With sodium hydroxide In water at 20℃; for 2h;37.6%
With sodium hydroxide; water at 20℃; for 4h;
(E)-1,1-difluoro-4-ethoxy-2-(aminomethyl)-3-buten-2-ol
934961-85-0

(E)-1,1-difluoro-4-ethoxy-2-(aminomethyl)-3-buten-2-ol

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
With hydrogenchloride In water; acetonitrile at 20℃; for 24h;48%
Vilsmeier reagent
3724-43-4, 149409-22-3

Vilsmeier reagent

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
Stage #1: pyrrole With sodium hydride In tetrahydrofuran at 0℃; for 1.5h;
Stage #2: With triisopropylsilyl chloride In tetrahydrofuran at 0 - 10℃; for 1.5h;
Stage #3: Vilsmeier reagent With sodium hydroxide; water more than 3 stages;
38%
1-(trisopropylsilyl)pyrrole

1-(trisopropylsilyl)pyrrole

Vilsmeier reagent
3724-43-4, 149409-22-3

Vilsmeier reagent

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
Stage #1: 1-(trisopropylsilyl)pyrrole; Vilsmeier reagent In dichloromethane at 0℃; Vilsmeier formylation; Reflux;
Stage #2: With water; sodium hydroxide at 20℃; for 2h;
38%
2-pyrrole aldehyde
1003-29-8

2-pyrrole aldehyde

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
With trifluorormethanesulfonic acid22%
With trifluorormethanesulfonic acid In 1,2-dichloro-ethane for 21h; Heating;3 g
N-(hydroxy-2' ethyl)amino-3 propenoate d'ethyle
1236203-44-3

N-(hydroxy-2' ethyl)amino-3 propenoate d'ethyle

A

pyrrole carboxaldehyde
24771-28-6

pyrrole carboxaldehyde

B

2-pyrrole aldehyde
1003-29-8

2-pyrrole aldehyde

C

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
In tetrahydrofuran at 400℃; sealed tube;A n/a
B 16%
C 19%
In tetrahydrofuran at 400℃; sealed tube;A n/a
B n/a
C 19%
3-<(2-tosylhydrazino)carbonyl>pyrrole
111469-20-6

3-<(2-tosylhydrazino)carbonyl>pyrrole

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
With sodium carbonate In ethylene glycol at 170℃; for 0.0833333h;15%
(+)-D-glucosamine hydrochloride
1078691-95-8

(+)-D-glucosamine hydrochloride

malondialdehyde sodium salt

malondialdehyde sodium salt

A

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

B

5-(D-arabino-tetritol-1-yl)-3-pyrrolecarbaldehyde
128766-31-4

5-(D-arabino-tetritol-1-yl)-3-pyrrolecarbaldehyde

C

5-(β-D-erythrofuranosyl)-3-pyrrolecarbaldehyde
128766-36-9

5-(β-D-erythrofuranosyl)-3-pyrrolecarbaldehyde

D

5-(α-D-erythrofuranosyl)-3-pyrrolecarbaldehyde
128766-30-3

5-(α-D-erythrofuranosyl)-3-pyrrolecarbaldehyde

Conditions
ConditionsYield
Yield given. Multistep reaction. Yields of byproduct given;
(+)-D-glucosamine hydrochloride
1078691-95-8

(+)-D-glucosamine hydrochloride

malondialdehyde sodium salt

malondialdehyde sodium salt

A

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

B

5-(D-arabino-tetritol-1-yl)-3-pyrrolecarbaldehyde
128766-31-4

5-(D-arabino-tetritol-1-yl)-3-pyrrolecarbaldehyde

C

5-(α-D-erythrofuranosyl)-3-pyrrolecarbaldehyde
128766-30-3

5-(α-D-erythrofuranosyl)-3-pyrrolecarbaldehyde

Conditions
ConditionsYield
With sodium carbonate 1) H2O, room temp., 24h, 2) 90 deg C, 1h; Yield given. Multistep reaction. Yields of byproduct given;
2-deoxy-2-<(3'-oxo-1'-propen-1'-yl)amino>-α-D-glucopyranose
128766-23-4

2-deoxy-2-<(3'-oxo-1'-propen-1'-yl)amino>-α-D-glucopyranose

A

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

B

5-(D-arabino-tetritol-1-yl)-3-pyrrolecarbaldehyde
128766-31-4

5-(D-arabino-tetritol-1-yl)-3-pyrrolecarbaldehyde

C

5-(β-D-erythrofuranosyl)-3-pyrrolecarbaldehyde
128766-36-9

5-(β-D-erythrofuranosyl)-3-pyrrolecarbaldehyde

D

5-(α-D-erythrofuranosyl)-3-pyrrolecarbaldehyde
128766-30-3

5-(α-D-erythrofuranosyl)-3-pyrrolecarbaldehyde

Conditions
ConditionsYield
With sodium carbonate In water-d2 at 90℃; for 1h; Yield given. Yields of byproduct given;
N-triisopropylsilylpyrrole
87630-35-1

N-triisopropylsilylpyrrole

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

N,N-dimethyl-formamide

A

2-pyrrole aldehyde
1003-29-8

2-pyrrole aldehyde

B

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
With sodium hydroxide; pyrophosphoryl chloride 1) acetonitrile, 20 deg C, 2 h; Yield given. Multistep reaction. Yields of byproduct given;
N-triisopropylsilylpyrrole
87630-35-1

N-triisopropylsilylpyrrole

N-methyl-N-phenylformamide
93-61-8

N-methyl-N-phenylformamide

A

2-pyrrole aldehyde
1003-29-8

2-pyrrole aldehyde

B

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
With sodium hydroxide; pyrophosphoryl chloride 1) acetonitrile, 20 deg C, 2 h; Yield given. Multistep reaction. Yields of byproduct given;
Yield given. Multistep reaction. Yields of byproduct given;
pyrrole-1,3-dicarbaldehyde

pyrrole-1,3-dicarbaldehyde

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
With sodium hydroxide In acetonitrile at 20℃; for 0.5h;
1-diethoxymethyl-1H-pyrrole-3-carbaldehyde
405219-05-8

1-diethoxymethyl-1H-pyrrole-3-carbaldehyde

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: TFA / acetonitrile / 1 h / 20 °C
2: aq. NaOH / acetonitrile / 0.5 h / 20 °C
View Scheme
methyl 1H-pyrrole-3-carboxylate
2703-17-5

methyl 1H-pyrrole-3-carboxylate

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: hydrazine / 2 h / Heating
2: pyridine / 0.5 h / 20 °C
3: 15 percent / sodium carbonate / ethane-1,2-diol / 0.08 h / 170 °C
View Scheme
pyrrole-3-carboxylic acid hydrazide
50561-16-5

pyrrole-3-carboxylic acid hydrazide

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: pyridine / 0.5 h / 20 °C
2: 15 percent / sodium carbonate / ethane-1,2-diol / 0.08 h / 170 °C
View Scheme
1H-pyrrole-3-carboxylic acid
931-03-3

1H-pyrrole-3-carboxylic acid

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: thionyl chloride / 1 h / 0 - 130 °C / Inert atmosphere; Microwave irradiation
2: diisobutylaluminium hydride / dichloromethane; toluene / 0.5 h / -78 °C / Inert atmosphere
3: manganese(IV) oxide / methanol / 20 °C
View Scheme
pyrrole-3-carboxylic acid ethyl ester
37964-17-3

pyrrole-3-carboxylic acid ethyl ester

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: diisobutylaluminium hydride / dichloromethane; toluene / 0.5 h / -78 °C / Inert atmosphere
2: manganese(IV) oxide / methanol / 20 °C
View Scheme
3-hydroxymethyl-1H-pyrrole

3-hydroxymethyl-1H-pyrrole

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
With manganese(IV) oxide In methanol at 20℃;
pyrrole
109-97-7

pyrrole

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

N,N-dimethyl-formamide

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
Stage #1: pyrrole With sodium hydride In tetrahydrofuran at -10℃; for 1.5h;
Stage #2: With triisopropylsilyl chloride In tetrahydrofuran at 20℃;
Stage #3: N,N-dimethyl-formamide With oxalyl dichloride In dichloromethane at -10℃; for 4h;
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

dichloromethane
75-09-2

dichloromethane

1,1'-methylenebis(1H-pyrrole-2-carboxaldehyde)
81263-90-3

1,1'-methylenebis(1H-pyrrole-2-carboxaldehyde)

Conditions
ConditionsYield
With sodium hydroxide; tetra-(n-butyl)ammonium iodide In dichloromethane for 5h;98%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

1-chloro-4-nonyne
3416-74-8

1-chloro-4-nonyne

1-(non-4-yn-1-yl)-1H-pyrrole-3-carbaldehyde

1-(non-4-yn-1-yl)-1H-pyrrole-3-carbaldehyde

Conditions
ConditionsYield
With caesium carbonate; sodium iodide In acetonitrile at 80℃; for 16h; Sealed tube;98%
Hippuric Acid
495-69-2

Hippuric Acid

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

(Z)-4-((1H-pyrrol-3-yl)methylene)-2-phenyloxazol-5(4H)-one

(Z)-4-((1H-pyrrol-3-yl)methylene)-2-phenyloxazol-5(4H)-one

Conditions
ConditionsYield
Stage #1: Hippuric Acid With triethylamine sulfate at 80℃; for 0.0833333h; Green chemistry;
Stage #2: pyrrole-3-carboxaldehyde at 100℃; for 0.333333h; Reagent/catalyst; Green chemistry; stereoselective reaction;
97%
Stage #1: Hippuric Acid; pyrrole-3-carboxaldehyde With sodium acetate; acetic anhydride for 2h; Heating;
Stage #2: In ethanol at 20℃; for 18h;
Stage #3: With PPA at 80 - 90℃; for 2h;
60%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

methylamine
74-89-5

methylamine

3-Methyliminomethyl pyrrole

3-Methyliminomethyl pyrrole

Conditions
ConditionsYield
In acetonitrile Ambient temperature;95%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

4,4,4‐trifluoro‐1‐phenyl‐2‐buten‐1‐one
114192-88-0, 136964-14-2, 3108-34-7

4,4,4‐trifluoro‐1‐phenyl‐2‐buten‐1‐one

1-(1,1,1-trifluoro-4-oxo-4-phenylbutan-2-yl)-1H-pyrrole-3-carbaldehyde

1-(1,1,1-trifluoro-4-oxo-4-phenylbutan-2-yl)-1H-pyrrole-3-carbaldehyde

Conditions
ConditionsYield
With (2S)-2-{diphenyl[(trimethylsilyl)oxy]methyl}pyrrolidine; benzoic acid In toluene at 40℃; for 24h;95%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

pyrrole-3-carboxaldehyde oxime
32597-35-6

pyrrole-3-carboxaldehyde oxime

Conditions
ConditionsYield
With hydroxylamine hydrochloride; potassium carbonate In water for 0.5h; Heating;94%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

tert-butyl 3-formylpyrrole-1-carboxylate
209216-57-9

tert-butyl 3-formylpyrrole-1-carboxylate

Conditions
ConditionsYield
With dmap; N-ethyl-N,N-diisopropylamine In dichloromethane 0 deg C, 3 h then r.t., 1 h;93%
In acetonitrile at 25℃; for 24h;
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

orthoformic acid triethyl ester
122-51-0

orthoformic acid triethyl ester

1-diethoxymethyl-1H-pyrrole-3-carbaldehyde
405219-05-8

1-diethoxymethyl-1H-pyrrole-3-carbaldehyde

Conditions
ConditionsYield
for 24h; Heating;92%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

isopropylamine
75-31-0

isopropylamine

3-Isopropyliminomethyl pyrrole

3-Isopropyliminomethyl pyrrole

Conditions
ConditionsYield
In acetonitrile Ambient temperature;91%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

C14H9F3O

C14H9F3O

1-(1,1,1-trifluoro-4-(naphthalen-2-yl)-4-oxobutan-2-yl)-1H-pyrrole-3-carbaldehyde

1-(1,1,1-trifluoro-4-(naphthalen-2-yl)-4-oxobutan-2-yl)-1H-pyrrole-3-carbaldehyde

Conditions
ConditionsYield
With (2S)-2-{diphenyl[(trimethylsilyl)oxy]methyl}pyrrolidine; benzoic acid In toluene at 40℃; for 24h;91%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

benzenesulfonyl chloride
98-09-9

benzenesulfonyl chloride

1-(phenylsulfonyl)-1H-pyrrole-3-carbaldehyde
88075-95-0

1-(phenylsulfonyl)-1H-pyrrole-3-carbaldehyde

Conditions
ConditionsYield
With tetrabutylammomium bromide; sodium hydroxide In dichloromethane; water at 15℃; for 24h;90.95%
2-(3-methylbutoxy)-1,3-benzodithiole
55315-56-5

2-(3-methylbutoxy)-1,3-benzodithiole

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

2,5-bis(1,3-benzodithiol-2-yl)-3-formylpyrrole
153850-69-2

2,5-bis(1,3-benzodithiol-2-yl)-3-formylpyrrole

Conditions
ConditionsYield
With acetic acid at 70℃; for 2h;90%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

propargyl bromide
106-96-7

propargyl bromide

1-(2-propynyl)-1H-pyrrole-3-carboxaldehyde

1-(2-propynyl)-1H-pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide Inert atmosphere;90%
In tetrahydrofuran
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

C10H6ClF3O

C10H6ClF3O

1-(4-(3-chlorophenyl)-1,1,1-trifluoro-4-oxobutan-2-yl)-1H-pyrrole-3-carbaldehyde

1-(4-(3-chlorophenyl)-1,1,1-trifluoro-4-oxobutan-2-yl)-1H-pyrrole-3-carbaldehyde

Conditions
ConditionsYield
With (2S)-2-{diphenyl[(trimethylsilyl)oxy]methyl}pyrrolidine; benzoic acid In toluene at 40℃; for 24h;90%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

Malonic acid monomethyl ester
16695-14-0

Malonic acid monomethyl ester

(Z)-3-(1H-Pyrrol-3-yl)-acrylic acid methyl ester
352538-45-5

(Z)-3-(1H-Pyrrol-3-yl)-acrylic acid methyl ester

Conditions
ConditionsYield
With piperidine In pyridine at 65℃; for 21h;89%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

ethyl (triphenylphosphoranylidene)acetate
1099-45-2

ethyl (triphenylphosphoranylidene)acetate

ethyl (E)-3-(1H-pyrrol-3-yl)prop-2-eneacetate

ethyl (E)-3-(1H-pyrrol-3-yl)prop-2-eneacetate

Conditions
ConditionsYield
In ethanol at 80℃; Wittig Olefination;89%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

p-toluenesulfonyl chloride
98-59-9

p-toluenesulfonyl chloride

3-formyl-1-<(4-methylphenyl)sulfonyl>pyrrole
117954-70-8

3-formyl-1-<(4-methylphenyl)sulfonyl>pyrrole

Conditions
ConditionsYield
With sodium hydroxide; tetra(n-butyl)ammonium hydrogensulfate In dichloromethane for 0.25h; cooled;88%
Stage #1: pyrrole-3-carboxaldehyde With sodium hydroxide In dichloromethane at 0℃; for 0.166667h;
Stage #2: p-toluenesulfonyl chloride In dichloromethane at 0 - 20℃; for 19h;
88%
Stage #1: pyrrole-3-carboxaldehyde With sodium hydride In tetrahydrofuran; mineral oil at 0℃; Inert atmosphere;
Stage #2: p-toluenesulfonyl chloride In tetrahydrofuran; mineral oil at 20℃; for 4h; Inert atmosphere;
77%
With dmap; triethylamine In dichloromethane at 20℃; for 12h;
With triethylamine In dichloromethane at 20℃;
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

benzyl bromide
100-39-0

benzyl bromide

1-benzyl-1H-pyrrole-3-carbaldehyde
30186-48-2

1-benzyl-1H-pyrrole-3-carbaldehyde

Conditions
ConditionsYield
With sodium hydroxide; tetrabutylammomium bromide In dichloromethane at 0 - 20℃;88%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

eschenmoser's salt
33797-51-2

eschenmoser's salt

C8H12N2O

C8H12N2O

Conditions
ConditionsYield
In acetonitrile at 60℃; Mannich Aminomethylation;87%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

C14H23O8PS

C14H23O8PS

C15H17NO5S

C15H17NO5S

Conditions
ConditionsYield
Stage #1: C14H23O8PS With sodium hydride In tetrahydrofuran at 0℃; for 0.25h; Wittig-Horner Reaction; Inert atmosphere;
Stage #2: pyrrole-3-carboxaldehyde In tetrahydrofuran for 1h; Wittig-Horner Reaction; Inert atmosphere;
86.7%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

diphenyl hydrogen phosphite
4712-55-4

diphenyl hydrogen phosphite

4,4'-diamino diphenyl methane
101-77-9

4,4'-diamino diphenyl methane

tetraphenyl{[(methylenebis(4,1-phenylene))bis(azanediyl)]bis[(3-pyrrole)methylene]}diphosphonate

tetraphenyl{[(methylenebis(4,1-phenylene))bis(azanediyl)]bis[(3-pyrrole)methylene]}diphosphonate

Conditions
ConditionsYield
at 80℃; for 4h; Kabachnik-Fields Reaction; Green chemistry;86%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

methyl iodide
74-88-4

methyl iodide

3-formyl-1-methylpyrrole
36929-60-9

3-formyl-1-methylpyrrole

Conditions
ConditionsYield
With 16-crown-6; potassium tert-butylate In cyclohexane; dimethyl sulfoxide85%
Stage #1: pyrrole-3-carboxaldehyde With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 0.5h;
Stage #2: methyl iodide In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 1h;
35%
Stage #1: pyrrole-3-carboxaldehyde With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 0.5h;
Stage #2: methyl iodide In N,N-dimethyl-formamide at 20℃; for 1h;
35%
With sodium hydride In tetrahydrofuran for 4.25h; Inert atmosphere;610 mg
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

allyl bromide
106-95-6

allyl bromide

1-allyl-1H-pyrrole-3-carboxaldehyde

1-allyl-1H-pyrrole-3-carboxaldehyde

Conditions
ConditionsYield
Stage #1: pyrrole-3-carboxaldehyde With potassium hydroxide In dimethyl sulfoxide at 20℃; for 0.833333h;
Stage #2: allyl bromide In dimethyl sulfoxide at 20℃; for 4h;
84%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

acrylic acid methyl ester
292638-85-8

acrylic acid methyl ester

methyl 3-(3-formyl-1H-pyrrol-1-yl)propanoate

methyl 3-(3-formyl-1H-pyrrol-1-yl)propanoate

Conditions
ConditionsYield
With 1,8-diazabicyclo[5.4.0]undec-7-ene In acetonitrile Reflux;84%
3,5-dimethyl-4-nitroisoxazole
1123-49-5

3,5-dimethyl-4-nitroisoxazole

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

3-methyl-4-nitro-5-[2-(1H-pyrrol-2-yl)vinyl]isoxazole

3-methyl-4-nitro-5-[2-(1H-pyrrol-2-yl)vinyl]isoxazole

Conditions
ConditionsYield
With piperidine In ethanol at 65℃; for 2h;83%
2-methyl-1H-indole
95-20-5

2-methyl-1H-indole

pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

C23H21N3

C23H21N3

Conditions
ConditionsYield
With diammonium phosphate at 80℃; for 3.5h;82%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

4-(p-bromophenyl)thiosemicarbazide
2646-31-3

4-(p-bromophenyl)thiosemicarbazide

(E)-2-((1H-pyrrol-3-yl)methylene)-N-(4-bromophenyl)hydrazine-1-carbothioamide

(E)-2-((1H-pyrrol-3-yl)methylene)-N-(4-bromophenyl)hydrazine-1-carbothioamide

Conditions
ConditionsYield
With acetic acid In methanol for 2h; Reflux;82%
pyrrole-3-carboxaldehyde
7126-39-8

pyrrole-3-carboxaldehyde

(cyanomethyl)triphenylphosphonium chloride
4336-70-3

(cyanomethyl)triphenylphosphonium chloride

3-(1H-pyrrol-3-yl)-acrylonitrile

3-(1H-pyrrol-3-yl)-acrylonitrile

Conditions
ConditionsYield
With 1,8-diazabicyclo[5.4.0]undec-7-ene In toluene at 115℃; for 1.5h;80.5%
With 1,8-diazabicyclo[5.4.0]undec-7-ene In toluene for 1h; Wittig Olefination; Reflux;67 g

Pyrrole-3-carboxaldehyde Specification

The Pyrrole-3-carboxaldehyde with CAS registry number of 7126-39-8 is also known as 3-Pyrrolecarboxaldehyde. The IUPAC name is 1H-pyrrole-3-carbaldehyde. It belongs to product categories of Pharmaceutial intermediates; Aldehydes; Pyrroles & Indoles; Pyrroles & Indoles. In addition, the formula is C5H5NO and the molecular weight is 95.10. This chemical may cause inflammation to the skin or other mucous membranes.

Physical properties about Pyrrole-3-carboxaldehyde are: (1)ACD/LogP: 0.17; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 0.17; (4)ACD/LogD (pH 7.4): 0.17; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 29.54; (8)ACD/KOC (pH 7.4): 29.54; (9)#H bond acceptors: 2; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 22Å2; (13)Index of Refraction: 1.607; (14)Molar Refractivity: 27.43 cm3; (15)Molar Volume: 79.4 cm3; (16)Polarizability: 10.87×10-24cm3; (17)Surface Tension: 50.7 dyne/cm; (18)Density: 1.197 g/cm3; (19)Flash Point: 103.9 °C; (20)Enthalpy of Vaporization: 47.52 kJ/mol; (21)Boiling Point: 238.3 °C at 760 mmHg; (22)Vapour Pressure: 0.0426 mmHg at 25 °C.

You can still convert the following datas into molecular structure:
1. SMILES: O=Cc1ccnc1
2. InChI: InChI=1/C5H5NO/c7-4-5-1-2-6-3-5/h1-4,6H
3. InChIKey: CHNYVNOFAWYUEG-UHFFFAOYAQ
4. Std. InChI: InChI=1S/C5H5NO/c7-4-5-1-2-6-3-5/h1-4,6H
5. Std. InChIKey: CHNYVNOFAWYUEG-UHFFFAOYSA-N

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