2-Butyne
ALDRICH/254339 - 99%
Synonym: Crotonylene; Dimethylacetylene
CAS Number: 503-17-3
Empirical Formula (Hill Notation): C4H6
Molecular Weight: 54.09
EC Number: 207-962-2
MDL Number: MFCD00009275
Linear Formula: CH3C≡CCH3
Product Type: Chemical
assay | 99% |
bp | 27 °C (lit.) |
density | 0.691 g/mL at 25 °C (lit.) |
form | liquid |
InChI | 1S/C4H6/c1-3-4-2/h1-2H3 |
InChI key | XNMQEEKYCVKGBD-UHFFFAOYSA |
mp | −32 °C (lit.) |
Quality Level | 100 |
refractive index | n |
SMILES string | CC#CC |
storage temp. | 2-8°C |
vapor pressure | 11.47 psi ( 20 °C) |
Application: | 2-Butyne has been used in preparation of THF-free metallacyclobutene complexes. |
General description: | The ion-molecule reaction of the aromatic distonic N-methyl-pyridinium-4-yl radical cation with 2-butyne has been investigated using ion trap mass spectrometry. |
Packaging: | 5, 25 g in ampule |
Symbol | GHS02,GHS07 |
Signal word | Danger |
Hazard statements | H224 - H315 - H319 - H335 |
Precautionary statements | P210 - P302 + P352 - P305 + P351 + P338 - P403 + P233 |
Hazard Codes | F+,Xi |
Risk Statements | 12-36/37/38 |
Safety Statements | 16-26-36 |
RIDADR | UN1144 - class 3 - PG 1 - Crotonylene |
WGK Germany | WGK 3 |
Flash Point(F) | -13.0 °F - closed cup |
Flash Point(C) | -25 °C - closed cup |
Purity | 99% |
bp | 27 °C (lit.) |
mp | −32 °C (lit.) |
Density | 0.691 g/mL at 25 °C (lit.) |
Refractive Index | n |
Storage Temp. | 2-8°C |
UNSPSC | 12352100 |