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Home> Hot Product Listed 2   > 2-Hexyne
764-35-2 structure

2-Hexyne

Iupac Name:hex-2-yne
CAS No.:764-35-2
EINECS(EC#): 212-117-6
Molecular Weight:82.1436
Molecular Formula:C6H10 (isomer)
Names and Identifiers
Synonyms

1-Methyl-2-propylacetylene hex-2-yne Methyl(propyl)acetylene

Inchi
InChI=1S/C6H10/c1-3-5-6-4-2/h3,5H2,1-2H3
InChkey
MELUCTCJOARQQG-UHFFFAOYSA-N
Canonical Smiles
CCCC#CC
Properties
Appearance
light yellow clear liquid
Density
0.731 g/mL at 25 °C(lit.)
Melting Point
-90°C
Boiling Point
85.4 °C at 760 mmHg
Refractive Index
n20/D 1.414(lit.)
Flash Point
-11 deg C ( 12.20 deg F)
Storage temp
Flammables area
Safety and Handling
Hazard Codes
Xn; F
Risk Statements
R11
Safety Statements
3-16-36-33-26-7/9
HazardClass
3
Hazard Note
H225
PackingGroup
II
Transport
UN 3295 3
Reach Info
Globally, no enterprise has officially registered the substance REACH.
Other official information: ·ECHA Information Page for CAS: 764-35-2 EC: 212-117-6 2-Hexyne ·ECHA C&L Inventory for CAS: CAS: 764-35-2 EC: 212-117-6 2-Hexyne
MSDS

2.Hazard identification

2.1 Classification of the substance or mixture

Flammable liquids, Category 2

2.2 GHS label elements, including precautionary statements

Pictogram(s)
Signal word

Danger

Hazard statement(s)

H225 Highly flammable liquid and vapour

Precautionary statement(s)
Prevention

P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.

P233 Keep container tightly closed.

P240 Ground and bond container and receiving equipment.

P241 Use explosion-proof [electrical/ventilating/lighting/...] equipment.

P242 Use non-sparking tools.

P243 Take action to prevent static discharges.

P280 Wear protective gloves/protective clothing/eye protection/face protection.

Response

P303+P361+P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water [or shower].

P370+P378 In case of fire: Use ... to extinguish.

Storage

P403+P235 Store in a well-ventilated place. Keep cool.

Disposal

P501 Dispose of contents/container to ...

2.3 Other hazards which do not result in classification

none

Precursor and Product
Computational chemical data
  • Molecular Weight:82.1436g/mol
  • Molecular Formula:C6H10
  • Exact Mass:82.07825
  • Monoisotopic Mass:82.07825
  • Complexity:68.5
  • Rotatable Bond Count:1
  • Hydrogen Bond Donor Count:0
  • Hydrogen Bond Acceptor Count:0
  • Topological Polar Surface Area:0
  • Heavy Atom Count:6
  • Defined Atom Stereocenter Count:0
  • Undefined Atom Stereocenter Count:0
  • Defined Bond Stereocenter Count:0
  • Undefined Bond Stereocenter Count:0
  • Isotope Atom Count:0
  • Covalently-Bonded Unit Count:1
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