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Details

Stereochemistry ACHIRAL
Molecular Formula C4H6
Molecular Weight 54.0904
Optical Activity NONE
Defined Stereocenters 0 / 0
E/Z Centers 0
Charge 0

SHOW SMILES / InChI
Structure of 2-BUTYNE

SMILES

CC#CC

InChI

InChIKey=XNMQEEKYCVKGBD-UHFFFAOYSA-N
InChI=1S/C4H6/c1-3-4-2/h1-2H3

HIDE SMILES / InChI

Molecular Formula C4H6
Molecular Weight 54.0904
Charge 0
Count
Stereochemistry ACHIRAL
Additional Stereochemistry No
Defined Stereocenters 0 / 0
E/Z Centers 0
Optical Activity NONE

Approval Year

PubMed

PubMed

TitleDatePubMed
Elementary reactions of boron atoms with hydrocarbons-toward the formation of organo-boron compounds.
2010-09-08
Practical new silyloxy-based alkyne metathesis catalysts with optimized activity and selectivity profiles.
2010-08-18
Cationic gemini surfactants as pseudostationary phases in micellar electrokinetic chromatography. Part I: effect of head group.
2010-08-06
Preparation of imidazolin-2-iminato molybdenum and tungsten benzylidyne complexes: a new pathway to highly active alkyne metathesis catalysts.
2010-08-02
Electronic structure and reactivity of a [1],[1]disilamolybdenocenophane.
2010-03-08
(E)-1,1,4,4-Tetra-phenyl-but-2-yne-1,4-diol.
2010-02-20
{2 + 2} Cycloaddition of alkyne with titanium-imido complex: theoretical study of determining factor of reactivity and regioselectivity.
2010-01-14
The gas-phase reaction between silylene and 2-butyne: kinetics, isotope studies, pressure dependence studies and quantum chemical calculations.
2009-07-14
Elementary reactions and their role in gas-phase prebiotic chemistry.
2009-05-19
Time-resolved gas-phase kinetic study of the germylene addition reaction, GeH2+CH3C[triple bond, length as m-dash]CCH3.
2009-05-14
Direct vinylation of alcohols or aldehydes employing alkynes as vinyl donors: a ruthenium catalyzed C-C bond-forming transfer hydrogenation.
2009-02-18
Modeling high pressure reactivity in unsaturated systems: application to dimethylacetylene.
2009-02
Four-coordinate Mo(II) as (silox)2Mo(PMe3)2 and its W(IV) congener (silox)2HW(eta2-CH2PMe2)(PMe3) (silox = tBu3SiO).
2008-11-17
Reduction of an eta2-iminoacyl ligand to eta2-iminium enabled by adjacent carbon monoxide ligand replacement with a variable electron donor alkyne ligand in a cationic Tungsten(II) bis(acetylacetonate) complex.
2008-10-06
Synthesis, reactivity, and electronic structure of [n]vanadoarenophanes: an experimental and theoretical study.
2008-08-27
Oxidation of ethyne and But-2-yne. 2. Master equation simulations.
2008-04-24
Tropospheric oxidation of ethyne and But-2-yne. 1. Theoretical mechanistic study.
2008-04-24
C-C versus C-H bond activation of alkynes by early second-row transition metal atoms.
2008-04-10
Mechanistic studies of olefin and alkyne trimerization with chromium catalysts: deuterium labeling and studies of regiochemistry using a model chromacyclopentane complex.
2007-11-21
Determination of single photon ionization cross sections for quantitative analysis of complex organic mixtures.
2007-11
Alkyne substrate interaction within the nitrogenase MoFe protein.
2007-11
Oxidative reactions of the Mo(IV) dialkyl complex [{(3-CF3C6H4NCH2CH2)2NMe}Mo(CH2SiMe3)2].
2007-07-02
Influence of the oxidizing species on the reactivity of iron-based Bimetallic reductants.
2007-05-15
The participation of alkynylboronates in inverse electron demand [4 + 2] cycloadditions: a mechanistic study.
2007-03-07
Terminal stibinidene ligands. Generation of CpCp*Hf=Sb(dmp) and trapping reactions with PMe3 and 2-butyne.
2006-10-14
Mechanistic insights into NO3* induced self-terminating radical oxygenations, part 1: a computational study on NO3* and its addition to alkynes.
2006-02-16
A DFT investigation of alkyne bromination reactions.
2005-11-11
Probing the intermediates of halogen addition to alkynes: bridged halonium versus open halovinyl cation; a theoretical study.
2005-11-11
A study of the unimolecular dissociation of the 2-buten-2-yl radical via the 193 nm photodissociation of 2-chloro-2-butene.
2005-07-28
Unusual reactivity of tris(pyrazolyl)borate zirconium benzyl complexes.
2005-07-06
Adducts of thianthrene- and phenoxathiin cation radical salts with symmetrical alkynes. Structure and formation of cumulenes on alumina leading to alpha-diketones, alpha-hydroxyalkynes, and alpha-acetamidoalkynes.
2005-05-13
Short-time Fourier transform analysis of ab initio molecular dynamics simulation: collision reaction between CN and C4H6.
2005-04-15
Formation of a carbon-carbon triple bond by coupling reactions in aqueous solution.
2005-04-08
UV-absorption spectra of the radical transients generated from the 193-nm photolysis of allene, propyne, and 2-butyne.
2005-03-24
Mechanistic studies of the pyrolysis of 1,3-butadiene, 1,3-butadiene-1,1,4,4-d4, 1,2-butadiene, and 2-butyne by supersonic jet/photoionization mass spectrometry.
2005-03-17
Kinetics and mechanistic studies of the atmospheric oxidation of alkynes.
2005-03-10
Phase transitions and hindered rotation in dimethylacetylene at high pressures probed by Raman spectroscopy.
2004-12-08
[(E)- and [(Z)-2-[alpha,beta-bis(methoxycarbonyl)vinyl]cyclopentadien-1-ylidene]triphenylphosphorane.
2004-05
Reactions of a platinum(III) dimeric complex with alkynes in water: novel approach to alpha-aminoketone, alpha-iminoketone, and alpha,beta-diimine via ketonyl-Pt(III) dinuclear complexes.
2004-03-03
Isolation of a stable 1-iridabicyclo[3.2.0]hepta-1,3,6-triene and its reversible transformation into an iridacycloheptatriene.
2004-02-18
Synthesis and reactions of terminal osmium and ruthenium complexed phosphinidenes [(eta6-Ar)(L)Md=PMes*].
2003-05-23
Coordination of alkenes and alkynes to a cationic d(0) zirconocene alkoxide complex.
2003-03-19
(Eta2-alkyne)methyl(dioxo)rhenium complexes as aldehyde-olefination catalysts.
2003-03-05
An ab initio/RRKM study of product branching ratios in the photodissociation of buta-1,2- and -1,3-dienes and but-2-yne at 193 nm.
2003-02-03
Kinetics of 1,1,1-trichloroethane transformation by iron sulfide and a methanogenic consortium.
2002-11-01
Reaction of 2-butyne with nido-[1,2-(Cp*RuH)2B3H7]: improved kinetic control leads to metallacarboranes of novel composition and structure.
2002-07-15
Synthesis and chemistry of zwitterionic tantala-3-boratacyclopentenes: olefin-like reactivity of a borataalkene ligand.
2002-05-15
The formation of nitriles in hydrocarbon-rich atmospheres of planets and their satellites: laboratory investigations by the crossed molecular beam technique.
2001-09
Photochemical generation and matrix-isolation detection of dimethylvinylidene.
2001-01-12
Substance Class Chemical
Created
by admin
on Mon Mar 31 19:59:07 GMT 2025
Edited
by admin
on Mon Mar 31 19:59:07 GMT 2025
Record UNII
LKE6D3018E
Record Status Validated (UNII)
Record Version
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Name Type Language
UN-1144
Preferred Name English
2-BUTYNE
Systematic Name English
2-BUTINE
Common Name English
CROTONYLENE
Systematic Name English
UN1144
Code English
DIMETHYL ACETYLENE
Systematic Name English
Code System Code Type Description
FDA UNII
LKE6D3018E
Created by admin on Mon Mar 31 19:59:07 GMT 2025 , Edited by admin on Mon Mar 31 19:59:07 GMT 2025
PRIMARY
EPA CompTox
DTXSID3060116
Created by admin on Mon Mar 31 19:59:07 GMT 2025 , Edited by admin on Mon Mar 31 19:59:07 GMT 2025
PRIMARY
PUBCHEM
10419
Created by admin on Mon Mar 31 19:59:07 GMT 2025 , Edited by admin on Mon Mar 31 19:59:07 GMT 2025
PRIMARY
WIKIPEDIA
2-Butyne
Created by admin on Mon Mar 31 19:59:07 GMT 2025 , Edited by admin on Mon Mar 31 19:59:07 GMT 2025
PRIMARY
CAS
503-17-3
Created by admin on Mon Mar 31 19:59:07 GMT 2025 , Edited by admin on Mon Mar 31 19:59:07 GMT 2025
PRIMARY
ECHA (EC/EINECS)
207-962-2
Created by admin on Mon Mar 31 19:59:07 GMT 2025 , Edited by admin on Mon Mar 31 19:59:07 GMT 2025
PRIMARY