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4-PENTYNOIC ACID Structure

4-PENTYNOIC ACID

Chemical Properties

Melting point 54-57 °C(lit.)
Boiling point 110 °C30 mm Hg(lit.)
Density  1.1133 (rough estimate)
refractive index  1.3930 (estimate)
Flash point 75 °C
storage temp.  2-8°C
form  Crystalline Powder or Flakes
pka 4.30±0.10(Predicted)
color  White to beige
Water Solubility  Soluble in low polarity organic solvents. Soluble in water.
Sensitive  Light & Air Sensitive & Hygroscopic
BRN  1742047
InChIKey MLBYLEUJXUBIJJ-UHFFFAOYSA-N
LogP 0.402 (est)
CAS DataBase Reference 6089-09-4(CAS DataBase Reference)

Safety

Symbol(GHS) GHS hazard pictograms
Signal wordDanger
Hazard statements H314
Precautionary statements P260-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363
Hazard Codes  C
Risk Statements  34
Safety Statements  26-36/37/39-45
RIDADR  UN 3261 8/PG 2
WGK Germany  3
RTECS  SC4751000
8-10-23
Hazard Note  Corrosive
HazardClass  8
PackingGroup  III
HS Code  29161900
NFPA 704:
1
3 0

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