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141-27-5

Basic Information
CAS No.: 141-27-5
Name: trans-Citral = trans-3,7-Dimethyl-octa-2,6-dien-1-al
Article Data: 143
Molecular Structure:
Molecular Structure of 141-27-5 (trans-Citral  = trans-3,7-Dimethyl-octa-2,6-dien-1-al)
Formula: C10H16 O
Molecular Weight: 152.236
Synonyms: 2,6-Octadienal,3,7-dimethyl-, (E)- (8CI); (2E)-3,7-Dimethyl-2,6-octadien-1-al;(2E)-3,7-Dimethyl-2,6-octadienal; (E)-3,7-Dimethyl-2,6-octadienal;(E)-3,7-Dimethyl-2,6-octadienal; (E)-Citral; (E)-Geranial; (E)-Neral; Citral a;Geranaldehyde; Geranial; trans-3,7-Dimethyl-2,6-octadien-1-al;trans-3,7-Dimethyl-2,6-octadienal; trans-Citral; a-Citral; b-Geranial
Density: 0.856g/cm3
Boiling Point: 229°Cat760mmHg
Flash Point: 101.7°C
Safety: Moderately toxic by ingestion. When heated to decomposition it emits acrid smoke and irritating vapors.
PSA: 17.07000
LogP: 2.87800
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Chemistry

Chemistry informtion about Geranaldehyde (CAS NO.141-27-5) is:
IUPAC Name: (2E)-3,7-Dimethylocta-2,6-Dienal
Synonyms: (E)-3,7-Dimethylocta-2,6-Dienal ; Geranial,(E)-3,7-Dimethyl-2,6-Octadienal ; 2,6-Octadienal, 3,7-Dimethyl-, (2e)- ; (E)-3,7-Dimethyl-2,6-Octadienal ; (E)-Citral ; Alpha-Citral ; Citral Alpha ; Geranaldehyde
MF: C10H16O
MW: 152.23344
EINECS: 205-476-5 
Density: 0.856 g/cm3
Flash Point: 101.7 °C
Boiling Point: 229 °C at 760 mmHg
Vapour Pressure: 0.0712 mmHg at 25°C 
Enthalpy of Vaporization: 46.56 kJ/mol
Following is the molecular structure of Geranaldehyde (CAS NO.141-27-5) is:

Uses

Geranaldehyde (CAS NO.141-27-5) is therefore an aroma compound used in perfumery for its citrus effect. It is also used as a flavor and for fortifying lemon oil. It also has strong anti-microbial qualities, and pheromonal effects in insects. It is used in the synthesis of vitamin A, ionone, and methylionone, and to mask the smell of smoke.

Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD50 oral 500mg/kg (500mg/kg)   French Demande Patent Document. Vol. #2448856,

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Moderately toxic by ingestion. When heated to decomposition it emits acrid smoke and irritating vapors. 
RIDADR: 2922
HazardClass: 8
PackingGroup: III