2-Cyclobuten-1-one

Modify Date: 2025-08-25 10:47:45

2-Cyclobuten-1-one Structure
2-Cyclobuten-1-one structure
Common Name 2-Cyclobuten-1-one
CAS Number 32264-87-2 Molecular Weight 68.07400
Density 1.12g/cm3 Boiling Point 122.2ºC at 760mmHg
Molecular Formula C4H4O Melting Point N/A
MSDS N/A Flash Point 25ºC

 Names

Name cyclobut-2-en-1-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.12g/cm3
Boiling Point 122.2ºC at 760mmHg
Molecular Formula C4H4O
Molecular Weight 68.07400
Flash Point 25ºC
Exact Mass 68.02620
PSA 17.07000
LogP 0.51540
Index of Refraction 1.51
InChIKey DFLRGCFWSRELEL-UHFFFAOYSA-N
SMILES O=C1C=CC1

 Safety Information

HS Code 2914299000

 Customs

HS Code 2914299000
Summary 2914299000. other cyclanic, cyclenic or cyclotherpenic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

 Synonyms

2-Cyclobutenone
cyclobutenone
Cyclobutenon
2-cyclobuten-1-one
Cyclobutenon-2
2-Cyclobutene-1-one
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