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  • 8.08333 - Methyl-4-toluenesulfonate

8.08333 EMD Millipore


Methyl-4-toluenesulfonate for synthesis. CAS 80-48-8, EC Number 201-283-5, chemical formula 4-(CH₃)C₆H₄SO₃CH₃., for synthesis

Synonym: p-Toluenesulfonic acid methyl ester

  • CAS Number 80-48-8

  • Linear Formula C₈H₁₀O₃S

  • Molecular Weight 186.23 g/mol

  •  EC Number 201-283-5



Related Categories Biochemicals and Reagents, Building Blocks, Chemical Synthesis, Organic Building Blocks, Sulfur Compounds More...
bp   292 °C (1013 hPa)
density   1.23 g/cm3 (20 °C)
flash point   130 °C
LD 50 oral   LD50 Rat 341 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (GC, area%): ≥ 98.0 % (a/a)
  Identity (IR): passes test
  Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

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Safety Information

HS Code 
2905 11 00
Hazard Statement(s) 
H302: Harmful if swallowed.
H315: Causes skin irritation.
H317: May cause an allergic skin reaction.
H319: Causes serious eye irritation.
Precautionary Statement(s) 
P280: Wear protective gloves.
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
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Hazard Pictogram(s) 
GHS07  GHS07
Hazard Symbols 
Harmful  Harmful
Categories of danger 
harmful, irritant, sensitizing
R Phrase 
R 22-36/38-43
Harmful if swallowed.Irritating to eyes and skin.May cause sensitisation by skin contact.
S Phrase 
S 24-37
Avoid contact with skin.Wear suitable gloves.
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