Product Name

  • Name

    trans-2-Heptenal

  • EINECS 242-608-0
  • CAS No. 18829-55-5
  • Article Data55
  • CAS DataBase
  • Density 0.831 g/cm3
  • Solubility
  • Melting Point -53.35°C (estimate)
  • Formula C7H12O
  • Boiling Point 165.999 °C at 760 mmHg
  • Molecular Weight 112.172
  • Flash Point 53.333 °C
  • Transport Information UN 1988 3/PG 3
  • Appearance clear colorless to light yellow liquid
  • Safety 16-36/37
  • Risk Codes 10-20/21-43
  • Molecular Structure Molecular Structure of 18829-55-5 (trans-2-Heptenal)
  • Hazard Symbols HarmfulXn
  • Synonyms 2-Heptenal,(E)- (8CI);(2E)-2-Heptenal;(2E)-Heptenal;(E)-2-Hepten-1-al;(E)-2-Heptenal;2-trans-Heptenal;n-Hept-trans-2-enal;trans-2-Hepten-1-al;trans-2-Heptenal;
  • PSA 17.07000
  • LogP 1.93170

trans-2-Heptenal Chemical Properties

IUPAC Name: (2E)-2-Heptenal
The MF of (2E)-2-Heptenal (18829-55-5) is C7H12O.

                     
The MW of (2E)-2-Heptenal (18829-55-5) is 112.17.
Synonyms of (2E)-2-Heptenal (18829-55-5): (2E)-2-Heptenal ; (2E)-Heptenal ; (E)-2-Heptena ; (E)-2-Heptenal ; 2-Trans-heptenal ; 3-Butylacrolein ; Beta-butylacrolein 
Product Categories: aldehyde Flavor;Aldehydes;C7;Carbonyl Compounds;Alphabetical Listings;Flavors and Fragrances;G-H
Form: clear colorless to light yellow liquid
Storage temp: Refrigerator (+4°C)+Flammables area
Index of Refraction: 1.427 
EINECS: 242-608-0
Density: 0.83 g/ml 
Flash Point: 53.3 °C
Boiling Point: 166 °C

trans-2-Heptenal Toxicity Data With Reference

1.    

orl-rat LD50:1300 mg/kg

     FCTOD7    Food and Chemical Toxicology. 26 (1988),331.
2.    

skn-rbt LD50:860 mg/kg

     FCTOD7    Food and Chemical Toxicology. 26 (1988),331.
3.    

skn-gpg LD50:1530 mg/kg

     FCTOD7    Food and Chemical Toxicology. 26 (1988),331.

trans-2-Heptenal Consensus Reports

Reported in EPA TSCA Inventory.

trans-2-Heptenal Safety Profile

Moderately toxic by ingestion and skin contact. When heated to decomposition it emits acrid smoke and irritating vapors.
Safety information of (2E)-2-Heptenal (18829-55-5):
Hazard Codes  Xn,Xi
Risk Statements 
10  Flammable
20/21  Harmful by inhalation and in contact with skin
43  May cause sensitization by skin contact
Safety Statements 
16  Keep away from sources of ignition - No smoking
36/37  Wear suitable protective clothing and gloves
RIDADR  UN 1988 3/PG 3
WGK Germany  3
RTECS  MJ8795000
F  10-23
Hazard Note  Irritant
HazardClass  3.2
PackingGroup  III

trans-2-Heptenal Specification

Handling: Use spark-proof tools and explosion proof equipment. Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. 
Storage: Keep away from sources of ignition. Store in a cool, dry place. Store in a tightly closed container. Keep under a nitrogen blanket. Keep refrigerated. (Store below 4°C/39°F.)

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