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(CAS RN:705-31-7 Product Number:E0626)


Synonym 4-Ethynylbenzotrifluoride
Synonym 4-Ethynyl-α,α,α-trifluorotoluene
Synonym [4-(Trifluoromethyl)phenyl]acetylene

General Information

Product Number E0626

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Purity/Analysis Method >98.0%(GC)
Storage Temperature 0-10°C
M.F. / M.W. C9H5F3=170.13
CAS RN 705-31-7
Related CAS RN
MDL Number MFCD01861903
Packaging and Container
  • Product Details
  • Safety & Regulations


Purity(GC) min. 98.0 %
Specific gravity (20/20) 1.1820 to 1.1870
Refractive index n20/D 1.4630 to 1.4670

Data of Reference

flp 20°C(lit.)
bp 60°C/30mmHg(lit.)
λmax 249(EtOH)(lit.)


Beilstein 5
Reaxys-RN 2249562
PubChem SID 253660739


Signal Word Danger
Hazard Statements
  • H225
  • :Highly flammable liquid and vapour.
Precautionary Statements
  • P210
  • :Keep away from heat/sparks/open flames/hot surfaces. – No smoking.
  • P233
  • :Keep container tightly closed.
  • P240
  • :Ground/bond container and receiving equipment.
  • P280
  • :Wear protective gloves, eye protection.
  • P303+P361+P353
  • :IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P403+P235
  • :Store in a well-ventilated place. Keep cool.

Transport Information

UN Number 1993
Class 3
Packing Group II
HS Number 2903998090


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