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HomeProduct name listButyl disulfide

Butyl disulfide

Synonym(s):Butyl disulfide;Dibutyl disulfide

  • CAS NO.:629-45-8
  • Empirical Formula: C8H18S2
  • Molecular Weight: 178.36
  • MDL number: MFCD00009467
  • EINECS: 211-091-3
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-11-07 13:31:19
Butyl disulfide Structural

What is Butyl disulfide?

Chemical properties

clear colourless to very slightly brown liquid

Definition

ChEBI: Dibutyl disulfide is an organic disulfide.

Synthesis Reference(s)

Chemical and Pharmaceutical Bulletin, 34, p. 486, 1986 DOI: 10.1248/cpb.34.486
Synthesis, p. 1091, 1982 DOI: 10.1055/s-1982-30083

Purification Methods

Shake it with lead peroxide, filter and distil it in a vacuum under N2. [Beilstein 1 IV 1560.]

Properties of Butyl disulfide

Melting point: −94 °C(lit.)
Boiling point: 229-233 °C(lit.)
Density  0.938 g/mL at 25 °C(lit.)
vapor pressure  52 mm Hg ( 37.7 °C)
refractive index  n20/D 1.492(lit.)
Flash point: 200 °F
storage temp.  Store below +30°C.
form  Liquid
color  Clear colorless to very slightly brown
Odor sulfurous
Odor Threshold 0.00021ppm
explosive limit 0.8%(V)
Water Solubility  Immiscible
BRN  1735184
CAS DataBase Reference 629-45-8(CAS DataBase Reference)
NIST Chemistry Reference Disulfide, dibutyl(629-45-8)
EPA Substance Registry System Disulfide, dibutyl (629-45-8)

Safety information for Butyl disulfide

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements 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.
P271:Use only outdoors or in a well-ventilated area.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
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 for Butyl disulfide

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