Substance
ID:338485
Names and Identifiers
IUPAC Traditional name
butyn-2-one
IUPAC name
but-3-yn-2-one
Synonyms
3-Butyn-2-one3-丁炔-2-酮
Registration numbers
CAS Number
MDL Number
Beilstein Number
EC Number
PubChem SID
Properties
Physical Property
Flash Point
-1 °C
30.2 °F
Boiling Point
85 °C(lit.)
Density
0.87 g/mL at 25 °C(lit.)
Refractive Index
n20/D 1.406(lit.)
Safety Information
European Hazard Symbols
Flammable (F)
Highly toxic (T+)GHS Pictograms
Flammable gases, category 1
Flammable aerosols, categories 1,2
Flammable liquids, categories 1,2,3
Self-reactive substances and mixtures, Types B,C,D,E,F
Pyrophoric liquids, category 1
Pyrophoric solids, category 1
Self-heating substances and mixtures
Substances and mixtures, which in contact with water, emit flammable gases, categories 1,2,3
Organic peroxides, Types B,C,D,E,F
Acute toxicity (oral, dermal, inhalation), categories 1,2,3
Packing Group
2
German water hazard class
3
GHS Signal Word
Danger
RID/ADR
UN 1992 3/PG 2
UN Number
1992
GHS Precautionary statements
P210-P261-P264-P301+P310-P305+P351+P338
Safety Statements
7/9-16-26-36/37/39-45
Hazard Class
3
Risk Statements
11-28-36/37/38
GHS Hazard statements
H225-H300-H315-H319-H335
Personal Protective Equipment
Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
MSDS Link
Product Information
Linear Formula
HC≡CCOCH3
Purity
95%
Molecule Details
Application
Substrate in a stereoselective, conjugate arylation mediated by gallium(III) chloride leading to (E)-α,β-unsaturated ketones.1
Packaging
2.5, 10 mL in glass bottle
Substrate in a stereoselective, conjugate arylation mediated by gallium(III) chloride leading to (E)-α,β-unsaturated ketones.1
Packaging
2.5, 10 mL in glass bottle
Molecular Spectra
No Data Available
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References
No Data Available
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