butyl mercaptan

Full Material List
butane-1-thiol

Identifiers

FEMA 3478
CAS 109-79-5
EINECS 203-705-3
Synonyms
  • bear skunk
  • 1- butane thiol
  • butane-1-thiol
  • 1- butanethiol
  • 1- butyl mercaptan
  • N- butyl mercaptan
  • butyl mercaptan synthetic
  • butyl sulfide
  • butyl sulphide
  • butyl thioalcohol
  • butyl thiol
  • N- butyl-sulfide
  • 1- mercaptobutane
  • thiobutyl alcohol
JECFA Food Flavoring 511
JECFA Food Additive N/A
DG SANTE Food Flavourings 12.010 butane-1-thiol
DG SANTE Food Contact Materials N/A
FDA UNII 77OY909F30
CoE Number 526
XlogP3-AA 2.30 (est)
Molecular Weight 90.1887
Molecular Formula C4 H10 S

Organoleptic

Organoleptic Notes
  • 1. Odor Type: sulfurous sulfurous garlic onion egg nog coffee
  • Odor Description:at 0.10 % in propylene glycol. sulfury garlic onion egg coffee
  • sulfurous fatty beefy roasted beefy onion cooked onion egg nog coffee garlic
  • Odor Description:Sulfureous, fatty, stewed beef, sauteed onion, egg, coffee and garlicMosciano, Gerard P&F 23, No. 1, 33, (1998)
Odor sulfurous
sulfurous, garlic, onion, egg, nog, coffee, fatty, beefy, roasted, cooked
Flavor sulfurous
sulfurous, vegetable, savory, meaty, garlic, onion,

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Properties

Food Chemicals Codex Listed No
Appearance colorless to pale yellow clear liquid (est)
Assay 98.00 to 100.00
Specific Gravity 0.83800 to 0.84800 @ 25.00 °C.
Lbs/Gal (est) 6.973 to 7.056
Refractive Index 1.43600 to 1.44600 @ 20.00 °C.
Melting Point -116.00 °C. @ 760.00 mm Hg
Boiling Point 98.50 °C. @ 760.00 mm Hg
Flash Point 55.00 °F. TCC ( 12.78 °C. )
Acid Value N/A
Vapor Pressure 45.500000 mmHg @ 25.00 °C.
Vapor Density 3.1 ( Air = 1 )
logP (o/w) 2.28
Soluble In
  • oils, slightly
  • water, 597 mg/L @ 20 °C (exp)
Occurrence
  • beef
  • beer
  • cheese cheddar cheese
  • chicken raw chicken
  • egg boiled egg
  • potato cooked potato
  • turkey raw turkey