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540-49-8

540-49-8 structural image
Product Name: 1,2-DIBROMOETHYLENE
Formula: C2H2Br2
Synonyms: Acetylene dibromide
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description Colorless liquid; [HSDB] Decomposes in air, moisture, or light; [Merck Index]
Color/Form Colorless liquid
Boiling Point 110 °C @ 754 mm Hg
Melting Point Melting point: -6.5 °C /Trans-isomer/
Solubility Sol in many org solvents
Density 2.21 @ 17 °C/4 °C
Vapor Pressure 31.0 [mmHg]
Stability/Shelf Life LIQUID, GRADUALLY DECOMPOSED BY AIR, MOISTURE, OR LIGHT
Corrosivity Corrosive
Refractive Index Index of refraction: 1.5370 @ 25 °C/D /cis-form/
Kovats Retention Index 730 738 744 756.2 756
Other Experimental Properties MP: -53 °C; BP: 112.5 °C @ 760 MM HG; DENSITY: 2.2464 @ 20 °C; SOL IN ALC, ETHER, ACETONE, BENZENE & CHLOROFORM /CIS-FORM/
Chemical Classes Other Classes -> Halogenated Aliphatics, Unsaturated

SAFETY INFORMATION

Signal word Danger
Pictogram(s)

Skull and Crossbones
Acute Toxicity
GHS06
GHS Hazard Statements H301:Acute toxicity,oral
H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
P270:Do not eat, drink or smoke when using this product.
P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
P302+P352:IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

COMPUTED DESCRIPTORS

Molecular Weight 185.85 g/mol
XLogP3 1.9
Hydrogen Bond Donor Count 0
Hydrogen Bond Acceptor Count 0
Rotatable Bond Count 0
Exact Mass 185.85028 g/mol
Monoisotopic Mass 183.85233 g/mol
Topological Polar Surface Area 0 Ų
Heavy Atom Count 4
Formal Charge 0
Complexity 19.2
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 1
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 1
Compound Is Canonicalized Yes