Product Name

  • Name

    3-Methylfuran

  • EINECS
  • CAS No. 930-27-8
  • Article Data28
  • CAS DataBase
  • Density 0.92
  • Solubility
  • Melting Point -94.28°C (estimate)
  • Formula C5H6 O
  • Boiling Point 66.9 °C at 760 mmHg
  • Molecular Weight 82.102
  • Flash Point -22 ºC
  • Transport Information
  • Appearance clear colorless to light yellow liquid
  • Safety 45-38-28A-16
  • Risk Codes R11;R23   
  • Molecular Structure Molecular Structure of 930-27-8 (3-Methylfuran)
  • Hazard Symbols
  • Synonyms 3-Methylfuran;NSC 346905
  • PSA 13.14000
  • LogP 1.58800

Synthetic route

(2Z)-2-methylbut-2-ene-1,4-diol
40560-13-2

(2Z)-2-methylbut-2-ene-1,4-diol

3-methylfuran
930-27-8

3-methylfuran

Conditions
ConditionsYield
With oxygen; palladium diacetate; copper (I) acetate at 100℃; for 15h;77%
3-methylfuran-2-carboxylic acid
4412-96-8

3-methylfuran-2-carboxylic acid

3-methylfuran
930-27-8

3-methylfuran

Conditions
ConditionsYield
With quinoline; copper at 260℃;70%
With quinoline at 165 - 180℃; for 2.5h; Inert atmosphere;68%
With quinoline; copper
furan-3-carboxaldehyde
498-60-2

furan-3-carboxaldehyde

A

3-methylfuran
930-27-8

3-methylfuran

B

3-methylene-2,3-dihydrofuran
153681-93-7

3-methylene-2,3-dihydrofuran

Conditions
ConditionsYield
With potassium hydroxide; hydrazine In water; ethylene glycol at 160 - 175℃;A n/a
B 63%
2-(2-propynyloxy)-4-methylenetetrahydrofuran
86491-44-3

2-(2-propynyloxy)-4-methylenetetrahydrofuran

3-methylfuran
930-27-8

3-methylfuran

Conditions
ConditionsYield
With potassium hydrogensulfate In N,N-dimethyl-formamide Heating;60%
2-methylene-4-(trimethylsilyl)but-3-yn-1-ol
190662-01-2

2-methylene-4-(trimethylsilyl)but-3-yn-1-ol

3-methylfuran
930-27-8

3-methylfuran

Conditions
ConditionsYield
With silver hexafluoroantimonate; (N'-(tbutyl)-N,N-diethylcarbamimidoyl)gold(I) chloride In dichloromethane at 20℃; for 72h;50%
2-methylene-4-(trimethylsilyl)but-3-yn-1-ol
190662-01-2

2-methylene-4-(trimethylsilyl)but-3-yn-1-ol

A

3-methylfuran
930-27-8

3-methylfuran

B

2-ethynylpropenol
84100-18-5

2-ethynylpropenol

Conditions
ConditionsYield
With silver hexafluoroantimonate; (N'-(tbutyl)-N,N-diethylcarbamimidoyl)gold(I) chloride In dichloromethane at 20℃; for 8h;A 50%
B 21%
3,4-epoxy-3-methylbutanal diethyl acetal

3,4-epoxy-3-methylbutanal diethyl acetal

3-methylfuran
930-27-8

3-methylfuran

Conditions
ConditionsYield
With sulfuric acid Heating;47%
4-(5-Methyl-3,6-dihydro-[1,2]oxazin-2-yl)-benzoic acid methyl ester
82698-68-8

4-(5-Methyl-3,6-dihydro-[1,2]oxazin-2-yl)-benzoic acid methyl ester

A

3-methylfuran
930-27-8

3-methylfuran

B

Methyl 4-(2-methylpyrrol-1-yl)benzoate
149323-69-3

Methyl 4-(2-methylpyrrol-1-yl)benzoate

C

4-methoxycarbonyl aniline
619-45-4

4-methoxycarbonyl aniline

Conditions
ConditionsYield
In methanol Irradiation;A n/a
B n/a
C 24%
isoprene
78-79-5

isoprene

A

3-methylfuran
930-27-8

3-methylfuran

B

2-methylpropenal
78-85-3

2-methylpropenal

C

methyl vinyl ketone
78-94-4

methyl vinyl ketone

D

1-hydroxy-3-methylbut-3-en-2-one

1-hydroxy-3-methylbut-3-en-2-one

Conditions
ConditionsYield
With air; dihydrogen peroxide for 0.5h; Product distribution; Kinetics; Further Variations:; Reagents; Oxidation; UV-irradiation;A 2.8%
B 19.1%
C 20.5%
D 3.7%
4-methyl-2-furancarboxylic acid
59304-40-4

4-methyl-2-furancarboxylic acid

3-methylfuran
930-27-8

3-methylfuran

Conditions
ConditionsYield
With quinoline; copper
4-methyl-furan-2,3-dicarboxylic acid
857821-28-4

4-methyl-furan-2,3-dicarboxylic acid

3-methylfuran
930-27-8

3-methylfuran

Conditions
ConditionsYield
With quinoline; copper
furan
110-00-9

furan

dimethylfluoronium ion
64710-12-9

dimethylfluoronium ion

A

2-methylfuran
534-22-5

2-methylfuran

B

3-methylfuran
930-27-8

3-methylfuran

Conditions
ConditionsYield
With oxygen; trimethylamine In gas Product distribution; gas-phase methylation of furan and thiophene, pressure dependence, effect of partial pressure of NMe3, competition experiments in the presence of benzene; mechanism of methylation;
furan
110-00-9

furan

dimethylchloronium
24400-15-5

dimethylchloronium

A

2-methylfuran
534-22-5

2-methylfuran

B

3-methylfuran
930-27-8

3-methylfuran

Conditions
ConditionsYield
With oxygen; trimethylamine In gas Product distribution; gas-phase methylation of furan and thiophene, pressure dependence, effect of partial pressure of NMe3, competition experiments in the presence of benzene; mechanism of methylation;
furan-3-carboxaldehyde
498-60-2

furan-3-carboxaldehyde

methyl vinyl ketone
78-94-4

methyl vinyl ketone

3-methylfuran
930-27-8

3-methylfuran

Conditions
ConditionsYield
With potassium hydroxide; trifluoroacetic acid; hydrazine 1) ethylene glycol, 15 min, 2) ethylene glycol, 140 to 155 deg C; Yield given. Multistep reaction;
furan-3-carboxaldehyde
498-60-2

furan-3-carboxaldehyde

methyl vinyl ketone
78-94-4

methyl vinyl ketone

A

3-methylfuran
930-27-8

3-methylfuran

B

3-methylene-2,3-dihydrofuran
153681-93-7

3-methylene-2,3-dihydrofuran

Conditions
ConditionsYield
With potassium hydroxide; hydrazine 1) ethylene glycol, 15 min, 2) ethylene glycol, 140 to 155 deg C; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;
furan-3-carboxaldehyde
498-60-2

furan-3-carboxaldehyde

methyl vinyl ketone
78-94-4

methyl vinyl ketone

A

3-methylfuran
930-27-8

3-methylfuran

B

5-(3-furyl)-2-pentanone
153681-94-8

5-(3-furyl)-2-pentanone

Conditions
ConditionsYield
With potassium hydroxide; hydrazine 1) ethylene glycol, 15 min, 2) ethylene glycol, 140 to 155 deg C, 3) CH2Cl2, 40 deg C; Yield given. Multistep reaction. Yields of byproduct given;
furan-3-carboxaldehyde
498-60-2

furan-3-carboxaldehyde

acrylonitrile
107-13-1

acrylonitrile

A

3-methylfuran
930-27-8

3-methylfuran

B

4-(3-furyl)-1-butanenitrile
153681-95-9

4-(3-furyl)-1-butanenitrile

Conditions
ConditionsYield
With potassium hydroxide; hydrazine 1) ethylene glycol, 15 min, 2) ethylene glycol, 140 to 155 deg C, CH2Cl2, 40 deg C; Yield given. Multistep reaction. Yields of byproduct given;
furan-3-carboxaldehyde
498-60-2

furan-3-carboxaldehyde

ethyl acrylate
140-88-5

ethyl acrylate

A

3-methylfuran
930-27-8

3-methylfuran

B

ethyl 4-(3-furyl)butanoate

ethyl 4-(3-furyl)butanoate

Conditions
ConditionsYield
With potassium hydroxide; hydrazine 1) ethylene glycol, 15 min, 2) ethylene glycol, 140 to 155 deg C, CH2Cl2, 40 deg C; Yield given. Multistep reaction. Yields of byproduct given;
3-tetrahydrofuranmethanol
124391-75-9, 124506-31-6, 15833-61-1

3-tetrahydrofuranmethanol

A

3-methyltetrahydrofuran
13423-15-9

3-methyltetrahydrofuran

B

2-methyltetrahydrofuran
96-47-9

2-methyltetrahydrofuran

C

3-methylfuran
930-27-8

3-methylfuran

Conditions
ConditionsYield
aluminium at 310 - 330℃; for 0.5h; Yield given. Yields of byproduct given;
isoprene
78-79-5

isoprene

A

3-methylfuran
930-27-8

3-methylfuran

B

2-methyl-3,4-epoxy-1-butene
7437-61-8

2-methyl-3,4-epoxy-1-butene

C

isoprene epoxide
1838-94-4

isoprene epoxide

D

trans-3-methyl-4-nitrooxy-2-butenal

trans-3-methyl-4-nitrooxy-2-butenal

Conditions
ConditionsYield
With nitrate radical at 24.9℃; under 5.1 - 75.006 Torr; Rate constant; Product distribution; Mechanism; application to troposphere;
isoprene
78-79-5

isoprene

A

3-methylfuran
930-27-8

3-methylfuran

B

formaldehyd
50-00-0

formaldehyd

C

2-methylpropenal
78-85-3

2-methylpropenal

D

methyl vinyl ketone
78-94-4

methyl vinyl ketone

E

isoprene epoxide
1838-94-4

isoprene epoxide

F

trans-3-methyl-4-nitrooxy-2-butenal

trans-3-methyl-4-nitrooxy-2-butenal

Conditions
ConditionsYield
With nitrogen(II) oxide; nitrate radical at 24.9℃; under 5.1 - 75.006 Torr; Rate constant; Product distribution; Mechanism; application to troposphere;
(+-)-3,4-epoxy-3-methyl-butyraldehyde diethylacetal

(+-)-3,4-epoxy-3-methyl-butyraldehyde diethylacetal

3-methylfuran
930-27-8

3-methylfuran

Conditions
ConditionsYield
With sulfuric acid
2-(2,2-diethoxy-ethyl)-2-methyl-oxirane
57535-94-1

2-(2,2-diethoxy-ethyl)-2-methyl-oxirane

sulfuric acid
7664-93-9

sulfuric acid

3-methylfuran
930-27-8

3-methylfuran

3-methyl-furan-carboxylic acid-(2)

3-methyl-furan-carboxylic acid-(2)

3-methylfuran
930-27-8

3-methylfuran

Conditions
ConditionsYield
at 210 - 230℃; im Rohr;
furan-3-carbaldehyde hydrazone

furan-3-carbaldehyde hydrazone

3-methylfuran
930-27-8

3-methylfuran

bromoacetaldehyde dipropargyl acetal
86491-43-2

bromoacetaldehyde dipropargyl acetal

3-methylfuran
930-27-8

3-methylfuran

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 63 percent / bis-dimethylglyoximato(pyridine)cobalt(III), sodium borohydride, sodium hydroxide, pyridine / ethanol; diethyl ether / 3 h
2: 60 percent / potassium hydrogen sulfate / dimethylformamide / Heating
View Scheme
3-methylbut-3-enal diethyl acetal

3-methylbut-3-enal diethyl acetal

3-methylfuran
930-27-8

3-methylfuran

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 93 percent / m-chloroperbenzoic acid / diethyl ether / 5 h
2: 47 percent / 0.05M aq. H2SO4 / Heating
View Scheme
isoprene
78-79-5

isoprene

3-methylfuran
930-27-8

3-methylfuran

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: CH2Cl2 / Heating
2: methanol / Irradiation
View Scheme
methyl 3-methylfuran-2-carboxylate
6141-57-7

methyl 3-methylfuran-2-carboxylate

3-methylfuran
930-27-8

3-methylfuran

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: aq. NaOH solution
2: copper; quinoline
View Scheme
Multi-step reaction with 2 steps
1.1: methanol; sodium hydroxide / water / 3.5 h / Reflux; Inert atmosphere
1.2: pH 1 / Inert atmosphere
2.1: quinoline / 2.5 h / 165 - 180 °C / Inert atmosphere
View Scheme
Multi-step reaction with 2 steps
1: sodium hydroxide / water / 2 h / Reflux
2: quinoline; copper / 260 °C
View Scheme
3-methylfuran
930-27-8

3-methylfuran

diazoacetic acid ethyl ester
623-73-4

diazoacetic acid ethyl ester

(1S,5R)-4-Methyl-2-oxa-bicyclo[3.1.0]hex-3-ene-6-carboxylic acid ethyl ester

(1S,5R)-4-Methyl-2-oxa-bicyclo[3.1.0]hex-3-ene-6-carboxylic acid ethyl ester

Conditions
ConditionsYield
With dirhodium tetraacetate Cycloaddition;92%
3-methylfuran
930-27-8

3-methylfuran

3-(propa-1,2-dienyl)oxazolidin-2-one
250728-91-7

3-(propa-1,2-dienyl)oxazolidin-2-one

3-((1R,2S,5R)-6-Methyl-3-oxo-8-oxa-bicyclo[3.2.1]oct-6-en-2-yl)-oxazolidin-2-one

3-((1R,2S,5R)-6-Methyl-3-oxo-8-oxa-bicyclo[3.2.1]oct-6-en-2-yl)-oxazolidin-2-one

Conditions
ConditionsYield
With silver hexafluoroantimonate; 3,3-dimethyldioxirane; copper(II) bis(trifluoromethanesulfonate); chiral bisoxazoline derivative In dichloromethane; acetone at -78℃;91%
3-methylfuran
930-27-8

3-methylfuran

ethyl (2E)-4,4-difluorobut-2-enoate
37746-82-0, 1992-97-8

ethyl (2E)-4,4-difluorobut-2-enoate

C11H14F2O3
1353275-85-0

C11H14F2O3

Conditions
ConditionsYield
With Cl4SnC2HNOBC6H5CH(CH3)2(C6H5)2CH2C10H7 In dichloromethane at -78℃; for 8h; Diels-Alder reaction; Inert atmosphere; optical yield given as %ee; stereoselective reaction;87%
3-methylfuran
930-27-8

3-methylfuran

pentachloroacetone
1768-31-6

pentachloroacetone

2,2,4,4-tetrachloro-6-methyl-8-oxabicyclo[3.2.1]oct-6-en-3-one

2,2,4,4-tetrachloro-6-methyl-8-oxabicyclo[3.2.1]oct-6-en-3-one

Conditions
ConditionsYield
With sodium 2,2,2-trifluoroethanolate In 2,2,2-trifluoroethanol at 20℃; for 2h; Cycloaddition;86%
3-methylfuran
930-27-8

3-methylfuran

dimethyl acetylenedicarboxylate
762-42-5

dimethyl acetylenedicarboxylate

dimethyl 5-methyl-7-oxa-bicyclo[2.2.1]hepta-2,5-diene-2,3-dicarboxylate
146071-69-4

dimethyl 5-methyl-7-oxa-bicyclo[2.2.1]hepta-2,5-diene-2,3-dicarboxylate

Conditions
ConditionsYield
In diethyl ether at 20℃; for 264h;81%
3-methylfuran
930-27-8

3-methylfuran

1-aminotropono<4,5-d>-1,2,3-triazole
56598-81-3

1-aminotropono<4,5-d>-1,2,3-triazole

(1S,9R)-10-Methyl-12-oxa-tricyclo[7.2.1.02,8]dodeca-2(8),3,6,10-tetraen-5-one
103826-35-3

(1S,9R)-10-Methyl-12-oxa-tricyclo[7.2.1.02,8]dodeca-2(8),3,6,10-tetraen-5-one

Conditions
ConditionsYield
With lead(IV) acetate In dichloromethane at 5℃;80%
3-methylfuran
930-27-8

3-methylfuran

ethyl 4,4,4-trifluorocrotonate
25597-16-4

ethyl 4,4,4-trifluorocrotonate

A

C11H13F3O3

C11H13F3O3

B

C11H13F3O3
1353275-82-7

C11H13F3O3

Conditions
ConditionsYield
With Cl4SnC2HNOBC6H5CH(CH3)2(C6H5)2CH2C10H7 In dichloromethane at -78℃; for 8h; Diels-Alder reaction; Inert atmosphere; optical yield given as %ee; stereoselective reaction;A n/a
B 80%
3-methylfuran
930-27-8

3-methylfuran

2-bromo-1-fluoro-3,5-dimethoxybenzene
206860-47-1

2-bromo-1-fluoro-3,5-dimethoxybenzene

1,4-epoxy-2-methyl-6,8-dimethoxy-1,4-dihydronaphthalene

1,4-epoxy-2-methyl-6,8-dimethoxy-1,4-dihydronaphthalene

Conditions
ConditionsYield
With magnesium In tetrahydrofuran at 55℃; for 2h;80%
3-methylfuran
930-27-8

3-methylfuran

2-bromo-3-(4-chlorophenyl)-1-phenylprop-2-en-1-one
57038-83-2

2-bromo-3-(4-chlorophenyl)-1-phenylprop-2-en-1-one

(8-chloro-1-methylnaphtho[2,1-b]furan-4-yl)(phenyl)methanone

(8-chloro-1-methylnaphtho[2,1-b]furan-4-yl)(phenyl)methanone

Conditions
ConditionsYield
With [Ir(III){2-(2,4-difluorophenyl)-5-trifluoromethylpyridine}2(4,4'-di-tert-butyl-2,2'-dipyridyl)]PF6 In N,N-dimethyl-formamide for 12h; Inert atmosphere; Irradiation;78%
3-methylfuran
930-27-8

3-methylfuran

1,1-dimethoxy-2-<(trimethylsilyl)oxy>-2-butene

1,1-dimethoxy-2-<(trimethylsilyl)oxy>-2-butene

C10H14O3

C10H14O3

Conditions
ConditionsYield
With tert-butyl methyl ether; t-butyldimethylsiyl triflate; C38H31F6N3O3 at -78℃; for 3h; Mukaiyama Aldol Addition; enantioselective reaction;77%
3-methylfuran
930-27-8

3-methylfuran

tert-butyl (4-methoxyphenyl)(penta-1,2-dien-1-yl)carbamate

tert-butyl (4-methoxyphenyl)(penta-1,2-dien-1-yl)carbamate

tert-butyl ((1S,2R,4R,5R)-4-ethyl-7-methyl-3-oxo-8-oxabicyclo[3.2.1]oct-6-en-2-yl)(4-methoxyphenyl)carbamate

tert-butyl ((1S,2R,4R,5R)-4-ethyl-7-methyl-3-oxo-8-oxabicyclo[3.2.1]oct-6-en-2-yl)(4-methoxyphenyl)carbamate

Conditions
ConditionsYield
With 1,1,1-trifluoro-N-(4-oxido-2,6-bis(triphenylsilyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl)methanesulfonamide; 3,3-dimethyldioxirane In ethyl acetate; toluene at -78℃; for 16h; stereoselective reaction;76%
3-methylfuran
930-27-8

3-methylfuran

C3H11B10F3O3S

C3H11B10F3O3S

C7H16B10O

C7H16B10O

Conditions
ConditionsYield
With n-butyllithium In hexane at -40℃; for 8h; Diels-Alder Cycloaddition; Inert atmosphere;75%
3-methylfuran
930-27-8

3-methylfuran

2-diazocyclohexane-1,3-dione
1460-08-8

2-diazocyclohexane-1,3-dione

3-Methyl-3a,6,7,8a-tetrahydro-5H-1,8-dioxacyclopentainden-4-one

3-Methyl-3a,6,7,8a-tetrahydro-5H-1,8-dioxacyclopentainden-4-one

Conditions
ConditionsYield
dirhodium tetraacetate In fluorobenzene for 15h; Ambient temperature;72%
3-methylfuran
930-27-8

3-methylfuran

cyclooctyne
1781-78-8

cyclooctyne

1,4,5,6,7,8,9,10-Octahydro-2-methyl-1,4-epoxybenzocycloocten
106710-62-7

1,4,5,6,7,8,9,10-Octahydro-2-methyl-1,4-epoxybenzocycloocten

Conditions
ConditionsYield
at 140℃; for 3h;68%
3-methylfuran
930-27-8

3-methylfuran

2-bromo-3-(4-bromophenyl)-1-(4-chlorophenyl)prop-2-en-1-one

2-bromo-3-(4-bromophenyl)-1-(4-chlorophenyl)prop-2-en-1-one

(8-bromo-1-methylnaphtho[2,1-b]furan-4-yl)(4-chlorophenyl)methanone

(8-bromo-1-methylnaphtho[2,1-b]furan-4-yl)(4-chlorophenyl)methanone

Conditions
ConditionsYield
With [Ir(III){2-(2,4-difluorophenyl)-5-trifluoromethylpyridine}2(4,4'-di-tert-butyl-2,2'-dipyridyl)]PF6 In N,N-dimethyl-formamide for 12h; Inert atmosphere; Irradiation;65%
3-methylfuran
930-27-8

3-methylfuran

di(1-adamantyl) ketone
38256-01-8

di(1-adamantyl) ketone

A

[2-(3-methylfuryl)]di(1-adamantyl)methanol

[2-(3-methylfuryl)]di(1-adamantyl)methanol

B

[2-(4-methylfuryl)]di(1-adamantyl)methanol

[2-(4-methylfuryl)]di(1-adamantyl)methanol

Conditions
ConditionsYield
Stage #1: 3-methylfuran With n-butyllithium; N,N,N,N,-tetramethylethylenediamine In diethyl ether; hexane for 0.5h; Metallation; lithiation;
Stage #2: di(1-adamantyl) ketone In diethyl ether; hexane for 1h; Addition;
A 33%
B 61%
3-methylfuran
930-27-8

3-methylfuran

anthranilic acid
118-92-3

anthranilic acid

2-methyl-1,4-dihydro-1,4-epoxynaphthalene
136131-45-8

2-methyl-1,4-dihydro-1,4-epoxynaphthalene

Conditions
ConditionsYield
With isopentyl nitrite In tetrahydrofuran; dichloromethane for 1.5h; Heating;52%
3-methylfuran
930-27-8

3-methylfuran

pentacarbonyltungsten(CHCPhCHPh)
134388-61-7

pentacarbonyltungsten(CHCPhCHPh)

pentacarbonyl(6,7-η2-{3-endo-4-diphenyl-7-methyl-8-oxa-bicyclo{3.2.1}octa-2,6-diene})tungsten

pentacarbonyl(6,7-η2-{3-endo-4-diphenyl-7-methyl-8-oxa-bicyclo{3.2.1}octa-2,6-diene})tungsten

Conditions
ConditionsYield
In dichloromethane under N2: addn. of 3-methylfuran to a soln. of (CO)5WCHC(C6H5)CH(C6H5) in CH2Cl2; reaction for 22 h at -30°C; removing solvent and excess 3-methylfuran in vac.;; extraction three times with ether; removing solvent in vac.; chromy. (pentane/CH2Cl2 (5:1)); elem. anal.;;51%
3-methylfuran
930-27-8

3-methylfuran

ethyl 2-(N,N-diethylcarbamoyloxy)-3,3-difluoro-2-propenoate
327602-26-6

ethyl 2-(N,N-diethylcarbamoyloxy)-3,3-difluoro-2-propenoate

ethyl exo-2-(N,N-diethylcarbamoyloxy)-3,3-difluoro-5-methyl-7-oxabicyclo[2.2.1]hept-5-enyl-2-endo-carboxylate

ethyl exo-2-(N,N-diethylcarbamoyloxy)-3,3-difluoro-5-methyl-7-oxabicyclo[2.2.1]hept-5-enyl-2-endo-carboxylate

ethyl endo-2-(N,N-diethylcarbamoyloxy)-3,3-difluoro-5-methyl-7-oxabicyclo[2.2.1]hept-5-enyl-2-exo-carboxylate

ethyl endo-2-(N,N-diethylcarbamoyloxy)-3,3-difluoro-5-methyl-7-oxabicyclo[2.2.1]hept-5-enyl-2-exo-carboxylate

Conditions
ConditionsYield
With tin(IV) chloride In dichloromethane at 0℃; for 0.75h;A 48%
B 6%
3-methylfuran
930-27-8

3-methylfuran

methanol
67-56-1

methanol

3-methyl-2,5-dimethoxy-2,5-dihydrofuran
22048-69-7

3-methyl-2,5-dimethoxy-2,5-dihydrofuran

Conditions
ConditionsYield
With bromine; sodium carbonate In benzene at -5℃; for 2h;43%
3-methylfuran
930-27-8

3-methylfuran

Diethyl ketomalonate
609-09-6

Diethyl ketomalonate

α-hydroxy-α-(4-methylfuran-2-yl) diethyl malonate

α-hydroxy-α-(4-methylfuran-2-yl) diethyl malonate

Conditions
ConditionsYield
at 0 - 20℃;40%
3-methylfuran
930-27-8

3-methylfuran

thionicotinamide
4621-66-3

thionicotinamide

A

2-methyl-5-pyridin-3-yl-1H-pyrrole-3-carbaldehyde

2-methyl-5-pyridin-3-yl-1H-pyrrole-3-carbaldehyde

B

4-methyl-5-pyridin-3-yl-1H-pyrrole-3-carbaldehyde

4-methyl-5-pyridin-3-yl-1H-pyrrole-3-carbaldehyde

C

N-(4-methyl-5-pyridin-3-yl-2,3-dihydro-thiophen-2-yl)-formamide

N-(4-methyl-5-pyridin-3-yl-2,3-dihydro-thiophen-2-yl)-formamide

Conditions
ConditionsYield
In acetone; benzene for 20h; Irradiation;A 3%
B 6%
C 34%

3-Methylfuran Chemical Properties

The Molecular formula of 3-Methylfuran (930-27-8):C5H6O   
The Molecular Weight of 3-Methylfuran (930-27-8):82.1  
The Molecular Structure of 3-Methylfuran (930-27-8) is:
Density:0.927 g/cm3   
Boiling point:66.9 °C at 760 mmHg 
Index of Refraction:0.927 g/cm3
Molar Refractivity:23.37 cm3   
Molar Volume:88.5 cm 
Polarizability:9.26 10-24cm3
Surface Tension:25.5 dyne/cm
Enthalpy of Vaporization:29.59 kJ/mol  
Vapour Pressure:161 mmHg at 25°C  
Appearance:clear liquid 
IUPAC Name: 3-methylfuran 
Synonyms: 3-METHYLFURAN ; 3-METHYLFURANE ; 3-METHYLFURAN (STABILIZED WITH HQ) 98+% ; 3-Methylfuran (stabilized with HQ) ; 3-Methylfuran,98% ; 3-methyl-fura 
 

3-Methylfuran Uses

It is used for organic synthesis intermediates and solvents.

3-Methylfuran Production

Add 3 - Methyl -2 - furan carboxylic acid to dry quinoline with copper powder as catalyst.Heated to about 250 ℃, quinoline was boiling, the reaction of carbon dioxide escaping.Reaction for the distillation process,that was 3 - methyl-furan , the yield of about 85%.
 

3-Methylfuran Toxicity Data With Reference

 

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LC50 inhalation 3022mg/m3/1H (3022mg/m3) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

LUNGS, THORAX, OR RESPIRATION: RESPIRATORY DEPRESSION
Toxicology and Applied Pharmacology. Vol. 72, Pg. 124, 1984.
rat LC50 LC50 6651mg/m3/1H (6651mg/m3) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

SKIN AND APPENDAGES (SKIN): HAIR: OTHER
Experimental and Molecular Pathology. Vol. 39, Pg. 342, 1983.

 

3-Methylfuran Safety Profile

Hazard Codes:T-F,T,F
T:ToxicF:Highly Flammable
Risk Statements
R23:Toxic by inhalation.
R11:Highly Flammable.
Safety Statements
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S38:In case of insufficient ventilation, wear suitable respiratory equipment .
S16:Keep away from sources of ignition - No smoking .
RTECS:LU2630000 
 
 

3-Methylfuran Specification

Conditions to Avoid:high temperatures, ignition sources.
Chemical Stability:stable under normal temperatures and pressures.  
Incompatibilities with Other Materials:not available 
Hazardous Decomposition Products: carbon monoxide , carbon dioxide . 
Hazardous Polymerization:has not been reported. 

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