8.00795 EMD Millipore


1,2-Ethanedithiol for synthesis. CAS 540-63-6, chemical formula HSCH₂CH₂SH., for synthesis

  • CAS Number 540-63-6

  • Linear Formula C₂H₆S₂

  • Molecular Weight 94.20 g/mol

  •  EC Number 208-752-3



Related Categories Biochemicals and Reagents More...
packaging   100 ml in Glass bottle (8007950100)
vapor pressure   6.4 hPa (20 °C)
density   1.12 g/cm3 (20 °C)
flash point   50 °C
mp   -41 °C
LD 50 oral   LD50 Rat 120 mg/kg
LD 50 dermal   LD50 Rabbit 197 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (GC, area%): ≥ 98.0 % (a/a)
  Density (d 20 °C/ 4 °C): 1.123 - 1.126
  Identity (IR): passes test

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Safety Information

HS Code 
2930 90 98
Hazard Statement(s) 
H226: Flammable liquid and vapour.
H330: Fatal if inhaled.
H310: Fatal in contact with skin.
H301: Toxic if swallowed.
Precautionary Statement(s) 
P210: Keep away from heat/sparks/open flames/hot surfaces. No smoking.
P271: Use only outdoors or in a well-ventilated area.
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection.
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
Storage class 
3 Flammable liquids
WGK 3 highly water endangering
Carcinogenic compounds and flammable compounds labelled "Highly toxic" or "Toxic": container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).
Hazard Pictogram(s) 
GHS02  GHS02
Hazard Pictogram(s) 
GHS06  GHS06
Hazard Symbols 
Toxic  Toxic
Declaration (railroad and road) ADR, RID 
UN 1228 , 3 (6.1), III
Declaration (transport by air) IATA-DGR 
UN 1228 , 3 (6.1), III
Declaration (transport by sea) IMDG-Code 
UN 1228 , 3 (6.1), III
Categories of danger 
flammable, toxic
R Phrase 
R 10-23/24/25
Flammable.Toxic by inhalation, in contact with skin and if swallowed.
S Phrase 
S 36/37-45
Wear suitable protective clothing and gloves.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
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