4-Hydroxy-3-methyl-5H-furan-2-one

Modify Date: 2025-08-26 11:05:58

4-Hydroxy-3-methyl-5H-furan-2-one Structure
4-Hydroxy-3-methyl-5H-furan-2-one structure
 Common Name 4-Hydroxy-3-methyl-5H-furan-2-one
CAS Number 516-09-6 Molecular Weight 114.099
Density 1.4±0.1 g/cm3 Boiling Point 286.8±40.0 °C at 760 mmHg
Molecular Formula C5H6O3 Melting Point 190-191 °C
MSDS N/A Flash Point 140.0±20.1 °C

 Names

Name 3-hydroxy-4-methyl-2H-furan-5-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.4±0.1 g/cm3
Boiling Point 286.8±40.0 °C at 760 mmHg
Melting Point 190-191 °C
Molecular Formula C5H6O3
Molecular Weight 114.099
Flash Point 140.0±20.1 °C
Exact Mass 114.031693
PSA 46.53000
LogP -0.76
Vapour Pressure 0.0±1.3 mmHg at 25°C
Index of Refraction 1.545
InChIKey AFKQLNRCQPXHOF-UHFFFAOYSA-N
SMILES CC1=C(O)COC1=O

 Safety Information

Hazard Codes Xi
HS Code 2932209090

 Synthetic Route

Ethyl 2-methylacetoacetate structure

Ethyl 2-methyla...

CAS#:609-14-3

~81%

4-Hydroxy-3-methyl-5H-furan-2-one Structure

4-Hydroxy-3-met...

CAS#:516-09-6

Literature: Boukouvalas, John; McCann, Lucas C. Tetrahedron Letters, 2011 , vol. 52, # 11 p. 1202 - 1204
ethyl 4-bromo-2-methyl-3-oxobutanoate structure

ethyl 4-bromo-2...

CAS#:51461-34-8

~%

4-Hydroxy-3-methyl-5H-furan-2-one Structure

4-Hydroxy-3-met...

CAS#:516-09-6

Literature: Haque, Md. Aminul; Nishino, Hiroshi Heterocycles, 2011 , vol. 83, # 8 p. 1783 - 1805
2,2-Pentamethylene-1,3-dioxolan-4-one structure

2,2-Pentamethyl...

CAS#:4423-79-4

Methyl propanoate structure

Methyl propanoate

CAS#:554-12-1

~52%

4-Hydroxy-3-methyl-5H-furan-2-one Structure

4-Hydroxy-3-met...

CAS#:516-09-6

Literature: Perez, Manuel; Perez, Daniel I.; Martinez, Ana; Castro, Ana; Gomez, Generosa; Fall, Yagamare Chemical Communications, 2009 , # 22 p. 3252 - 3254
3-methyl-4-((trimethylsilyl)methylene)dihydrofuran-2(3H)-one structure

3-methyl-4-((tr...

CAS#:128813-14-9

~54%

4-Hydroxy-3-methyl-5H-furan-2-one Structure

4-Hydroxy-3-met...

CAS#:516-09-6

Literature: Clough; Pattenden; Wight Tetrahedron Letters, 1989 , vol. 30, # 52 p. 7469 - 7472
ethyl 2-bromo-2-methyl-3-oxobutanoate structure

ethyl 2-bromo-2...

CAS#:32116-05-5

~%

4-Hydroxy-3-methyl-5H-furan-2-one Structure

4-Hydroxy-3-met...

CAS#:516-09-6

Literature: Tambar, Uttam K.; Kano, Taichi; Zepernick, John F.; Stoltz, Brian M. Journal of Organic Chemistry, 2006 , vol. 71, # 22 p. 8357 - 8364
N/A structure

N/A

CAS#:90784-73-9

~72%

4-Hydroxy-3-methyl-5H-furan-2-one Structure

4-Hydroxy-3-met...

CAS#:516-09-6

Literature: Wyss, Heinz; Voegeli, Ulrich; Scheffold, Rolf Helvetica Chimica Acta, 1981 , vol. 64, # 3 p. 775 - 786
N/A structure

N/A

CAS#:128813-13-8

~%

4-Hydroxy-3-methyl-5H-furan-2-one Structure

4-Hydroxy-3-met...

CAS#:516-09-6

Literature: Clough; Pattenden; Wight Tetrahedron Letters, 1989 , vol. 30, # 52 p. 7469 - 7472
2,2-Pentamethylene-1,3-dioxolan-4-one structure

2,2-Pentamethyl...

CAS#:4423-79-4

Methyl propanoate structure

Methyl propanoate

CAS#:554-12-1

~%

4-Hydroxy-3-methyl-5H-furan-2-one Structure

4-Hydroxy-3-met...

CAS#:516-09-6

Cyclohexanone structure

Cyclohexanone

CAS#:108-94-1

Literature: Ramage, Robert; Griffiths, Gareth J.; Shutt, Fiona E.; Sweeney, John N. A. Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1984 , # 7 p. 1539 - 1545
2,2-Pentamethylene-1,3-dioxolan-4-one structure

2,2-Pentamethyl...

CAS#:4423-79-4

Tert-butyl propionate structure

Tert-butyl prop...

CAS#:20487-40-5

~%

4-Hydroxy-3-methyl-5H-furan-2-one Structure

4-Hydroxy-3-met...

CAS#:516-09-6

Cyclohexanone structure

Cyclohexanone

CAS#:108-94-1

Literature: Ramage, Robert; Griffiths, Gareth J.; Shutt, Fiona E.; Sweeney, John N. A. Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1984 , # 7 p. 1539 - 1545

 Customs

HS Code 2932209090
Summary 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

4-Hydroxy-3-methyl-5H-furan-2-one
4-hydroxy-3-methylfuran-2(5H)-one
4-Hydroxy-3-methyl-2(5H)-furanone
2(5H)-Furanone, 4-hydroxy-3-methyl-
2(5H)-Furanone,4-hydroxy-3-methyl
5-hydroxy-4-methylfuran-3-one
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