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8.14912 EMD Millipore

tert-Dodecanethiol (mixture of isomers)

tert-Dodecanethiol (mixture of isomers) for synthesis. CAS 25103-58-6, molar mass 202.4 g/mol., for synthesis

Synonym: Lauryl mercaptan, Dodecyl mercaptan

  • CAS Number 25103-58-6

  • Linear Formula C₁₂H₂₆S

  • Molecular Weight 202.4 g/mol

  •  EC Number 246-619-1



Related Categories Biochemicals and Reagents More...
packaging   250 ml in Glass bottle (8149120250)
bp   233 °C (1013 hPa)
vapor pressure   1.33 hPa (25.5 °C)
solubility   <0.1 g/l
density   0.856 g/cm3 (20 °C)
flash point   98 °C
autoignition temp.   350 °C
mp   -45 °C
LD 50 oral   LD50 Rat 6800 mg/kg
LD 50 dermal   LD50 Rabbit 12600 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (of S): ≥ 98.0 %
  Density (d 20 °C/ 4 °C): 0.853 - 0.858
  Identity (IR): passes test

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Safety Information

HS Code 
2930 90 98
Hazard Statement(s) 
H315: Causes skin irritation.
H319: Causes serious eye irritation.
H413: May cause long lasting harmful effects to aquatic life.
Precautionary Statement(s) 
P273: Avoid release to the environment.
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. Continue rinsing.
Storage class 
10 - 13 Other liquids and solids
WGK 2 water endangering
Sulfides and sulfites as well as other reducing substances, inorganic cyanides and isonitriles: Stir into sodium hypochlorite solution (Cat. No. 105614) and, if necessary, leave to react for several days. Caution: some substances may show a violent reaction! Draw off any toxic or flammable gases that may be formed. Excess oxidant should be neutralized with sodium thiosulfate (Cat. No. 106513). Container D or E.
Hazard Pictogram(s) 
GHS07  GHS07
Hazard Symbols 
Irritant  Irritant
Declaration (railroad and road) ADR, RID 
UN 3082 , 9, III
Declaration (transport by air) IATA-DGR 
UN 3082 , 9, III
Declaration (transport by sea) IMDG-Code 
UN 3082 , 9, III, Marine Pollutant: P
Categories of danger 
R Phrase 
R 36/38-53
Irritating to eyes and skin.May cause long-term adverse effects in the aquatic environment.
S Phrase 
S 61
Avoid release to the environment. Refer to special instructions/ Safety data sheets.
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