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2H-Pyran-2-one

2H-Pyran-2-one structure

CAS No:
504-31-4
Formula:
C5H4O2
Chemical Name:
2H-Pyran-2-one
Synonyms:
2H-Pyran-2-one;1,2-Pyrone;Coumalin;2,4-Pentadienoic acid,5-hydroxy-,δ-lactone;α-Pyrone;2-Pyrone;2H-Pyran,2-oxo-;2-Pyranone
Categories:
Pharmaceutical Intermediates > Heterocyclic Compound

Description

clear yellow to brown liquid

2H-pyran-2-one is the simplest member of the class of 2-pyranones that is 2H-pyran with an oxo substituent at position 2.

2H-Pyran-2-one Basic Attributes

Molecular Weight：

96.08

Exact Mass：

96.08

EC Number：

207-990-5

UNII：

8WW45I202V

DSSTox ID：

DTXSID50198441

HScode：

2932999099

Characteristics

PSA：

26.3

XLogP3：

0.8

Appearance：

Clear yellow to brown Liquid

Density：

1.198 g/cm³ @ Temp: 20 °C

Melting Point：

8.5 °C

Boiling Point：

207.5 °C

Flash Point：

94 °C

Refractive Index：

n20/D 1.53(lit.)

Storage Conditions：

Refrigerator (+4°C)

Safety Information

wgk germany：

safety instructions：

23-24/25

Drug Information

MeSH Entry Terms：

2-pyrone

Computed Properties

Molecular Weight:96.08
XLogP3:0.8
Hydrogen Bond Acceptor Count:2
Exact Mass:96.021129366
Monoisotopic Mass:96.021129366
Topological Polar Surface Area:26.3
Heavy Atom Count:7
Complexity:133
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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2H-PYRAN-2-ONE

CAS No.: 504-31-4

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