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  • 8.05857 - 3-Methyl-1-pentyn-3-ol

8.05857 EMD Millipore


3-Methyl-1-pentyn-3-ol for synthesis. CAS 77-75-8, molar mass 98.15 g/mol., for synthesis

  • CAS Number 77-75-8

  • Linear Formula C₆H₁₀O

  • Molecular Weight 98.15 g/mol

  •  EC Number 201-055-5



Related Categories Biochemicals and Reagents More...
packaging   250 ml in Glass bottle (8058570250)
bp   120 - 121 °C (1013 hPa)
expl. lim.     1.8 - 16.0 %(V)
vapor pressure   7 hPa (20 °C)
solubility   112 g/l
density   0.87 g/cm3 (20 °C)
flash point   29 °C DIN 51755 Part 1
autoignition temp.   350 °C
mp   -30 °C
viscosity kinematic   4.6 mm2/s (23 °C)
LD 50 oral   LD50 Rat 300 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): 0.868 - 0.869
  Identity (IR): passes test

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Safety Information

HS Code 
2905 29 90
Hazard Statement(s) 
H226: Flammable liquid and vapour.
H301: Toxic if swallowed.
H411: Toxic to aquatic life with long lasting effects.
Precautionary Statement(s) 
P210: Keep away from heat/sparks/open flames/hot surfaces. No smoking.
P262: Do not get in eyes, on skin, or on clothing.
P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
Storage class 
3 Flammable liquids
WGK 2 water endangering
Strongly contaminated halogen-free organic solvents: container A.
Hazard Pictogram(s) 
GHS02  GHS02
Hazard Pictogram(s) 
GHS06  GHS06
Hazard Pictogram(s) 
GHS09  GHS09
Hazard Symbols 
Dangerous for the environment  Dangerous for the environment
Hazard Symbols 
Harmful  Harmful
Declaration (railroad and road) ADR, RID 
UN 1992 , 3 (6.1), III
Declaration (transport by air) IATA-DGR 
UN 1992 , 3 (6.1), III
Declaration (transport by sea) IMDG-Code 
UN 1992 , 3 (6.1), III
Categories of danger 
flammable, harmful, dangerous for the environment
R Phrase 
R 10-22-51/53
Flammable.Harmful if swallowed.Toxic to aquatic organisms, 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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