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Citral Structure

Citral

Chemical Properties

Melting point <-10°C
Boiling point 229 °C (lit.)
Density  0.888 g/mL at 25 °C (lit.)
vapor density  5 (vs air)
vapor pressure  0.2 mm Hg ( 200 °C)
FEMA  2303 | CITRAL
refractive index  n20/D 1.488(lit.)
Flash point 215 °F
storage temp.  2-8°C
solubility  0.42g/l
form  Liquid
color  colorless to light yellow
Odor at 100.00 %. sweet lemon citral
Odor Type citrus
Viscosity 2.42mm2/s
explosive limit 4.3-9.9%(V)
Water Solubility  PRACTICALLY INSOLUBLE
Merck  14,2322
JECFA Number 1225
BRN  1721871
Exposure limits ACGIH: TWA 5 ppm (Skin)
Stability Stable. but readily isomerizes. Incompatible with alkalies, strong oxidizing agents, strong acids. Combustible. Air and light sensitive.
LogP 2.76 at 25℃
CAS DataBase Reference 5392-40-5(CAS DataBase Reference)
Substances Added to Food (formerly EAFUS) CITRAL
FDA 21 CFR 182.60
EWG's Food Scores 4-7
FDA UNII T7EU0O9VPP
NIST Chemistry Reference Citral(5392-40-5)
EPA Substance Registry System Citral (5392-40-5)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H315-H317-H319
Precautionary statements P261-P264-P272-P280-P302+P352-P305+P351+P338
Hazard Codes  Xi
Risk Statements  38-43
Safety Statements  24/25-37
RIDADR  1760
WGK Germany  1
RTECS  RG5075000
Autoignition Temperature 225 °C
TSCA  Yes
HS Code  2912 19 00
HazardClass  8
PackingGroup  III
Hazardous Substances Data 5392-40-5(Hazardous Substances Data)
Toxicity LD50 orally in rats: 4.96 g/kg (Opdyke)
NFPA 704:
1
2 0

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Citral Chemical Properties,Usage,Production

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