Substance
ID:714955
Names and Identifiers
IUPAC name
but-3-yn-1-ol
IUPAC Traditional name
3-butyn-1-ol
Synonyms
3-丁炔-1-醇3-Butyn-1-ol4-Hydroxy-1-butyne
Registration numbers
CAS Number
MDL Number
EC Number
Beilstein Number
Properties
Physical Property
Density
0.927
Flash Point
36°C(96°F)
Refractive Index
1.4405
Melting Point
-63°C
Boiling Point
129-130°C
Safety Information
GHS Precautionary statements
P261-P280G-P305+P351+P338
Hazard Class
3
UN Number
UN1987
GHS Hazard statements
H226-H315-H319-H335
RTECS
ES0710000
TSCA Listed
是
Packing Group
III
Risk Statements
10-36/37/38
Safety Statements
23-26-37
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
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
European Hazard Symbols
Irritant (Xi)Product Information
Purity
98+%
Molecule Details
No Data Available
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Molecular Spectra
No Data Available
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References
• The triflate ester cyclizes on prolonged reaction with Na trifluoroacetate in TFA to give cyclobutanone: Org. Synth. Coll., 6, 324 (1988).
• For examples of Sonogashira coupling with aryl iodides in the presence of trans-Dichlorobis(triphenylphosphine)palladium(II), 10491, CuI and Et3N in acetonitrile, see: J. Med. Chem., 38, 1837 (1995).