2H-PYRAN-4(3H)-ONE

Modify Date: 2025-08-25 19:03:45

2H-PYRAN-4(3H)-ONE Structure
2H-PYRAN-4(3H)-ONE structure
 Common Name 2H-PYRAN-4(3H)-ONE
CAS Number 84302-42-1 Molecular Weight 98.09990
Density N/A Boiling Point N/A
Molecular Formula C5H6O2 Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name 2,3-dihydropyran-4-one
Synonym More Synonyms

 Chemical & Physical Properties

Molecular Formula C5H6O2
Molecular Weight 98.09990
Exact Mass 98.03680
PSA 26.30000
LogP 0.48950

 Synthetic Route

4H-pyran-4-one structure

4H-pyran-4-one

CAS#:108-97-4

~32%

2H-PYRAN-4(3H)-ONE Structure

2H-PYRAN-4(3H)-ONE

CAS#:84302-42-1

Literature: Ube Industries, Ltd. Patent: EP1700853 A1, 2006 ; Location in patent: Page/Page column 13 ;
3,3-dimethyl-1,5,9-trioxaspiro[5.5]undec-7-ene structure

3,3-dimethyl-1,...

CAS#:106569-79-3

~76%

2H-PYRAN-4(3H)-ONE Structure

2H-PYRAN-4(3H)-ONE

CAS#:84302-42-1

Literature: Paquette, Leo A.; Oplinger, Jeffrey A. Tetrahedron, 1989 , vol. 45, # 1 p. 107 - 124
Formaldehyde structure

Formaldehyde

CAS#:50-00-0

trans-1-ethoxy-3-[(trimethylsilyl)oxy]-buta-1,3-diene structure

trans-1-ethoxy-...

CAS#:73431-56-8

~51%

2H-PYRAN-4(3H)-ONE Structure

2H-PYRAN-4(3H)-ONE

CAS#:84302-42-1

Literature: Aben, Rene W.; Scheeren, Hans W. Synthesis, 1982 , # 9 p. 779 - 781
1-METHOXY-3-TRIMETHYLSILOXY-1,3-BUTADIENE structure

1-METHOXY-3-TRI...

CAS#:54125-02-9

~56%

2H-PYRAN-4(3H)-ONE Structure

2H-PYRAN-4(3H)-ONE

CAS#:84302-42-1

Literature: Danishefsky; Webb II Journal of Organic Chemistry, 1984 , vol. 49, # 11 p. 1955 - 1958
3,4-Dihydro-2H-pyran structure

3,4-Dihydro-2H-pyran

CAS#:110-87-2

~26%

N/A structure

N/A

CAS#:130001-44-4

2H-PYRAN-4(3H)-ONE Structure

2H-PYRAN-4(3H)-ONE

CAS#:84302-42-1

Literature: Schaumann, Ernst; Kirschning, Andreas Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1990 , # 5 p. 1481 - 1483
3,4-Dihydro-2H-pyran structure

3,4-Dihydro-2H-pyran

CAS#:110-87-2

[Hydroxy(tosyloxy)iodo]benzene structure

[Hydroxy(tosylo...

CAS#:27126-76-7

~25%

N/A structure

N/A

CAS#:130001-44-4

2H-PYRAN-4(3H)-ONE Structure

2H-PYRAN-4(3H)-ONE

CAS#:84302-42-1

Literature: Schaumann, Ernst; Kirschning, Andreas Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1990 , # 5 p. 1481 - 1483
3,4-Dihydro-2H-pyran structure

3,4-Dihydro-2H-pyran

CAS#:110-87-2

~39%

2H-PYRAN-4(3H)-ONE Structure

2H-PYRAN-4(3H)-ONE

CAS#:84302-42-1

Literature: Campos, Jose Luiz; Giovani, Wagner F. De; Romero, Jose Ricardo Synthesis, 1990 , # 7 p. 597 - 599
1-Buten-3-yne,1-methoxy- structure

1-Buten-3-yne,1...

CAS#:2798-73-4

Ethyl formate structure

Ethyl formate

CAS#:109-94-4

~%

2H-PYRAN-4(3H)-ONE Structure

2H-PYRAN-4(3H)-ONE

CAS#:84302-42-1

Literature: Mash, Eugene A.; Arterburn, Jeffrey B. Journal of Organic Chemistry, 1991 , vol. 56, # 2 p. 885 - 888

 Synonyms

2,3-Dihydro-4H-pyran-4-one
2,3-dihydro-4-pyrone
4-Pyranone,2,3-dihydro
2,3-dihydro-4-pyranone
5,6-dihydro-4H-pyran-4-one
2,3-dihydro-pyran-4-one
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