4H-Pyran-4-thione

Modify Date: 2025-08-25 12:33:47

4H-Pyran-4-thione Structure
4H-Pyran-4-thione structure
Common Name 4H-Pyran-4-thione
CAS Number 1120-93-0 Molecular Weight 112.15000
Density 1.23g/cm3 Boiling Point 160ºC at 760 mmHg
Molecular Formula C5H4OS Melting Point N/A
MSDS N/A Flash Point 50.6ºC

 Names

Name pyran-4-thione
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.23g/cm3
Boiling Point 160ºC at 760 mmHg
Molecular Formula C5H4OS
Molecular Weight 112.15000
Flash Point 50.6ºC
Exact Mass 111.99800
PSA 45.23000
LogP 2.00910
Vapour Pressure 3.16mmHg at 25°C
Index of Refraction 1.62

 Safety Information

HS Code 2932999099

 Synthetic Route

~92%

4H-Pyran-4-thione Structure

4H-Pyran-4-thione

CAS#:1120-93-0

Literature: D'Andrea, Stan V.; Bonner, Daniel; Bronson, Joanne J.; Clark, Junius; Denbleyker, Ken; Fung-Tomc, Joan; Hoeft, Shelley E.; Hudyma, Thomas W.; Matiskella, John D.; Miller, Raymond F.; Misco, Peter F.; Pucci, Michael; Sterzycki, Roman; Tsai, Yuan; Ueda, Yasutsuga; Wichtowski, John A.; Singh, Janak; Kissick, Thomas P.; North, Jeffery T.; Pullockaran, Annie; Humora, Michael; Boyhan, Brenda; Vu, Truc; Fritz, Alan; Heikes; Fox, Rita; Godfrey, Jollie D.; Perrone, Robert; Kaplan, Murray; Kronenthal, David; Mueller, Richard H. Tetrahedron, 2000 , vol. 56, # 31 p. 5687 - 5698

~68%

4H-Pyran-4-thione Structure

4H-Pyran-4-thione

CAS#:1120-93-0

Literature: Ohkata, Katsuo; Imagawa, Masao; Akiba, Kin-ya Heterocycles, 1986 , vol. 24, # 10 p. 2817 - 2820

~%

4H-Pyran-4-thione Structure

4H-Pyran-4-thione

CAS#:1120-93-0

Literature: D'Andrea, Stan V.; Bonner, Daniel; Bronson, Joanne J.; Clark, Junius; Denbleyker, Ken; Fung-Tomc, Joan; Hoeft, Shelley E.; Hudyma, Thomas W.; Matiskella, John D.; Miller, Raymond F.; Misco, Peter F.; Pucci, Michael; Sterzycki, Roman; Tsai, Yuan; Ueda, Yasutsuga; Wichtowski, John A.; Singh, Janak; Kissick, Thomas P.; North, Jeffery T.; Pullockaran, Annie; Humora, Michael; Boyhan, Brenda; Vu, Truc; Fritz, Alan; Heikes; Fox, Rita; Godfrey, Jollie D.; Perrone, Robert; Kaplan, Murray; Kronenthal, David; Mueller, Richard H. Tetrahedron, 2000 , vol. 56, # 31 p. 5687 - 5698

 Customs

HS Code 2932999099
Summary 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

4-thiopyranone
Pyran-4-thion
4H-Pyran-4-thione
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