8.18770 EMD Millipore


Cyclopentane for synthesis. CAS 287-92-3, molar mass 70.13 g/mol., for synthesis

  • CAS Number 287-92-3

  • Linear Formula C₅H₁₀

  • Molecular Weight 70.13 g/mol

  •  EC Number 206-016-6



Related Categories Biochemicals and Reagents More...
packaging   100 ml in Glass bottle (8187700100)
bp   49 °C
expl. lim.     1.5 - 8.7 %(V)
vapor pressure   346 hPa (20 °C)
solubility   0.156 g/l insoluble
density   0.75 g/cm3 (20 °C)
flash point   -42 °C
autoignition temp.   380 °C
mp   -93.3 °C
LD 50 oral   LD50 Rat 11400 mg/kg
storage temp.   Store below +30°C.
specifications   Assay (GC, area%): ≥ 95.0 % (a/a)
  Density (d 20 °C/ 4 °C): 0.740 - 0.745
  Identity (IR): passes test

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Safety Information

HS Code 
2902 19 00
Hazard Statement(s) 
H225: Highly flammable liquid and vapour.
H412: Harmful to aquatic life with long lasting effects.
Precautionary Statement(s) 
P210: Keep away from heat/sparks/open flames/hot surfaces. No smoking.
P233: Keep container tightly closed.
P240: Ground/bond container and receiving equipment.
P273: Avoid release to the environment.
P403 + P235: Store in a well-ventilated place. Keep cool.
Storage class 
3 Flammable liquids
WGK 1 slightly 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) 
GHS02  GHS02
Hazard Symbols 
Flammable  Flammable
Declaration (railroad and road) ADR, RID 
UN 1146 , 3, II
Declaration (transport by air) IATA-DGR 
UN 1146 , 3, II
Declaration (transport by sea) IMDG-Code 
UN 1146 , 3, II
Categories of danger 
highly flammable, dangerous for the environment
R Phrase 
R 11-52/53
Highly flammable.Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase 
S 9-16-29-33-61
Keep container in a well-ventilated place.Keep away from sources of ignition - No smoking.Do not empty into drains.Take precautionary measures against static discharges.Avoid release to the environment. Refer to special instructions/ Safety data sheets.
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