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trans-2-Hexenoic acid Structure

trans-2-Hexenoic acid

Chemical Properties

Melting point 33-35 °C (lit.)
Boiling point 217 °C (lit.)
Density  0.965 g/mL at 25 °C (lit.)
vapor density  >1 (vs air)
FEMA  3169 | TRANS-2-HEXENOIC ACID
refractive index  n20/D 1.438(lit.)
Flash point >230 °F
storage temp.  2-8°C
Water Solubility  Insoluble in water
solubility  Chloroform (Slightly), Methanol (Slightly)
form  powder to lump to clear liquid
pka pK1:4.74 (25°C)
Specific Gravity 0.965
color  White or Colorless to Light yellow
Odor at 1.00 % in propylene glycol. powerful fruity sweet warm herbal
Odor Type fruity
JECFA Number 1361
BRN  1720443
InChIKey NIONDZDPPYHYKY-SNAWJCMRSA-N
LogP 1.87
CAS DataBase Reference 13419-69-7(CAS DataBase Reference)
Substances Added to Food (formerly EAFUS) TRANS-2-HEXENOIC ACID
FDA UNII VQ24908VRU
NIST Chemistry Reference 2-Hexenoic acid, (E)-(13419-69-7)
EPA Substance Registry System 2-Hexenoic acid, (2E)- (13419-69-7)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H314
Precautionary statements P260-P280-P301+P330+P331-P303+P361+P353-P304+P340+P310-P305+P351+P338
Hazard Codes  C
Risk Statements  34
Safety Statements  26-36/37/39-45-25
RIDADR  UN 2829 8/PG 3
WGK Germany  3
TSCA  T
HazardClass  8
PackingGroup  III
HS Code  29161900
NFPA 704:
0
3 0

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