Product Name

  • Name

    2,5-Dimethylfuran-3-thiol

  • EINECS 259-800-5
  • CAS No. 55764-23-3
  • Article Data4
  • CAS DataBase
  • Density 1.092 g/cm3
  • Solubility insoluble in water
  • Melting Point
  • Formula C6H8OS
  • Boiling Point 170.9 ºC at 760 mmHg
  • Molecular Weight 128.195
  • Flash Point 57.2 ºC
  • Transport Information
  • Appearance clear amber to orange liquid
  • Safety S16;S36/37/39;S45
  • Risk Codes R10;R23/24/25;R36/37/38   
  • Molecular Structure Molecular Structure of 55764-23-3 (2,5-Dimethylfuran-3-thiol)
  • Hazard Symbols ToxicT
  • Synonyms 2,5-Dimethyl-3-furanthiol;2,5-Dimethyl-3-mercaptofuran;3-Mercapto-2,5-dimethylfuran;2.5-dimethyl-3-furanthiol;
  • PSA 51.94000
  • LogP 2.18510

2,5-Dimethylfuran-3-thiol Chemical Properties

Molecular Structure of 3-Furanthiol,2,5-dimethyl- (CAS NO.55764-23-3):

IUPAC Name: 2,5-Dimethylfuran-3-thiol 
Molecular Formula: C6H8OS
Molecular Weight: 128.19
EINECS: 259-800-5
FEMA: 3451
XLogP3-AA: 1.9
H-Bond Donor: 0
H-Bond Acceptor: 1 
Index of Refraction: 1.532
Molar Refractivity: 36.37 cm3
Molar Volume: 117.3 cm3
Surface Tension: 34.7 dyne/cm
Density: 1.092 g/cm3
Flash Point: 57.2 °C
Enthalpy of Vaporization: 39.06 kJ/mol
Boiling Point: 170.9 °C at 760 mmHg
Vapour Pressure: 1.91 mmHg at 25 °C
storage temp.: Flammables area
Water Solubility: insoluble
Appearance: clear amber to orange liquid 
Product Categories: THIOL; thiol Flavor 
Canonical SMILES: CC1=CC(=C(O1)C)S
InChI: InChI=1S/C6H8OS/c1-4-3-6(8)5(2)7-4/h3,8H,1-2H3
InChIKey: DBBHCZMXKBCICL-UHFFFAOYSA-N

2,5-Dimethylfuran-3-thiol Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 oral 360mg/kg (360mg/kg)   Drug and Chemical Toxicology. Vol. 3, Pg. 249, 1980.

2,5-Dimethylfuran-3-thiol Safety Profile

Safety Information of 3-Furanthiol,2,5-dimethyl- (CAS NO.55764-23-3):
Hazard Codes: ToxicT
Risk Statements: 36/37/38-23/24/25-10 
R36/37/38:Irritating to eyes, respiratory system and skin. 
R23/24/25:Toxic by inhalation, in contact with skin and if swallowed. 
R10:Flammable.
Safety Statements: 45-36/37/39-16 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S16:Keep away from sources of ignition.
RTECS: LU6230000

2,5-Dimethylfuran-3-thiol Specification

 3-Furanthiol,2,5-dimethyl- (CAS NO.55764-23-3), its Synonyms are 2,5-Dimethyl-3-furanthiol ; 2,5-Dimethyl-3-furylmercaptan ; 2,5-Dimethyl-3-mercaptofuran ; 3-Mercapto-2,5-dimethylfuran .

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