ChemicalBook > CAS DataBase List > (E,E)-2,4-Hexadienal

(E,E)-2,4-Hexadienal

Product Name
(E,E)-2,4-Hexadienal
CAS No.
142-83-6
Chemical Name
(E,E)-2,4-Hexadienal
Synonyms
2,4-HEXADIENAL;(2E,4E)-Hexa-2,4-dienal;SORBALDEHYDE;SORBIC ALDEHYDE;FEMA 3429;JACS-142-83-6;Hexa-2,4-dienal;n-Hex-2,4-dienal;T2 T4 HEXADIENAL;2,4-HEXADIEN-1-AL
CBNumber
CB9143146
Molecular Formula
C6H8O
Formula Weight
96.13
MOL File
142-83-6.mol
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(E,E)-2,4-Hexadienal Property

Melting point:
-16.5°C
Boiling point:
69 °C/20 mmHg (lit.)
Density 
0.895 g/mL at 20 °C 0.871 g/mL at 25 °C (lit.)
vapor density 
>1 (vs air)
refractive index 
n20/D 1.541(lit.)
FEMA 
3429 | TRANS,TRANS-2,4-HEXADIENAL
Flash point:
154 °F
storage temp. 
2-8°C
solubility 
Almost insoluble in water, soluble in alcohol and oils.
form 
liquid
color 
Colorless
Specific Gravity
0.871
Odor
at 10.00 % in dipropylene glycol. sweet green spicy floral citrus
Odor Type
green
biological source
synthetic
Water Solubility 
It is Insoluble in water, but soluble in ethanol.
Sensitive 
Air Sensitive
JECFA Number
1175
BRN 
1698401
Stability:
Stable. Combustible. Incompatible with strong reducing agents, strong bases, strong oxidizing agents.
LogP
1.06
CAS DataBase Reference
142-83-6(CAS DataBase Reference)
IARC
2B (Vol. 101) 2013
NIST Chemistry Reference
2,4-Hexadienal, (E,E)-(142-83-6)
EPA Substance Registry System
2,4-Hexadienal, (2E,4E)- (142-83-6)
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Safety

Hazard Codes 
T,Xi,Xn
Risk Statements 
22-24-34-43-36/37/38-20/21/22
Safety Statements 
26-36/37/39-45-36
RIDADR 
UN 2922 8/PG 3
WGK Germany 
3
RTECS 
WG1925000
F 
1-10
Hazard Note 
Irritant
TSCA 
Yes
HazardClass 
6.1
PackingGroup 
III
HS Code 
29121900
Hazardous Substances Data
142-83-6(Hazardous Substances Data)
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H314Causes severe skin burns and eye damage

H317May cause an allergic skin reaction

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P270Do not eat, drink or smoke when using this product.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
180343
Product name
trans,trans-2,4-Hexadienal
Purity
95%
Packaging
25ml
Price
$92.6
Updated
2024/03/01
Sigma-Aldrich
Product number
180343
Product name
trans,trans-2,4-Hexadienal
Purity
95%
Packaging
100ml
Price
$198
Updated
2024/03/01
TCI Chemical
Product number
H0581
Product name
2,4-Hexadienal
Purity
>95.0%(GC)
Packaging
25mL
Price
$46
Updated
2021/12/16
Alfa Aesar
Product number
A13200
Product name
2,4-Hexadienal, predominantly trans,trans, 95%
Packaging
5g
Price
$22.65
Updated
2024/03/01
Alfa Aesar
Product number
A13200
Product name
2,4-Hexadienal, predominantly trans,trans, 95%
Packaging
25g
Price
$55.65
Updated
2024/03/01
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(E,E)-2,4-Hexadienal Chemical Properties,Usage,Production

Description

trans, frans-2,4-Hexadienal has a fresh, green, floral citrus odor. May be synthesized by slowly heating croton-aldehyde with acetaldehyde in the presence of pyridine at 85 - 90°C.

Chemical Properties

trans, trans-2,4-Hexadienal has a sweet, green aroma; in dilution, a pleasant citrusy green.

Chemical Properties

liquid

Occurrence

Reported found in olive, roasted peanuts, tomato, caviar, fish, auto-oxidized salmon oil, tea, apricot, strawberry, wheaten bread, Russian cheeses, cooked chicken and beef, boiled mutton, hop oil, raw and roasted peanuts, soybean, olive, rice, buckwheat, malt, kiwifruit and scallops.

Uses

2,4-Hexadienal, is used in the synthesis of chiral cycloadducts. 2,4-Hexadienal is used as a flavouring agent, as a chemical intermediate in various organic synthetic reactions and as a raw material in the manufacture of sorbic acid. It is also used as in the manufacture of polymethine dyes, as a pharmaceutical intermediate in the manufacture of mitomycins and antihypercholesteraemics, as an inhibitor of corrosion for steel used in oil field operations, as a monomer in reactions with silane comonomers for the manufacture of polyalkenyloxysilane polymer and as a fumigant against larvae of the Caribbean fruit fly.

Uses

trans,trans-2,4-Hexadienal (sorbic aldehyde) was used in the synthesis of chiral cycloadducts.

Definition

ChEBI: (E,E)-2,4-hexadienal is a hexadienal that is hexanal with trans double bonds at positions 2 and 4. It is found in tomatoes, kiwi fruit, mangoes, potato chips, herbs and spices. It has a role as a flavouring agent and a plant metabolite. It is a polyunsaturated fatty aldehyde, a hexadienal and a volatile organic compound.

Preparation

Can be obtained by slowly heating crotonaldehyde with acetaldehyde in the presence of pyridine at 85 to 90°C.

Aroma threshold values

Detection: 60 to 476 ppb

Taste threshold values

Taste characteristics at 25 ppm: sweet, green, waxy, aldehydic, with fresh melon nuances.

General Description

trans,trans-2,4-Hexadienal is a volatile is a flavor compound that is reported to occur in different types of tea.

(E,E)-2,4-Hexadienal Preparation Products And Raw materials

Raw materials

Preparation Products

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(E,E)-2,4-Hexadienal Suppliers

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View Lastest Price from (E,E)-2,4-Hexadienal manufacturers

Hebei Mujin Biotechnology Co.,Ltd
Product
(E,E)-2,4-Hexadienal 142-83-6
Price
US $0.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
50000KG/month
Release date
2023-06-29
Hebei Weibang Biotechnology Co., Ltd
Product
(E,E)-2,4-Hexadienal 142-83-6
Price
US $10.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
100 mt
Release date
2024-11-18
JINING XINHE CHEMICAL CO., LTD
Product
(E,E)-2,4-Hexadienal 142-83-6
Price
US $0.00-0.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
10ton
Release date
2024-07-19

142-83-6, (E,E)-2,4-HexadienalRelated Search:

trans,trans-2,4-Undecadienal 3-Methyl-2-butenal Diethylstilbestrol 1-Hexene Campholenic aldehyde trans,trans-2,4-Nonadienal Retinoic acid AURINTRICARBOXYLIC ACID trans,trans-Muconic acid ETHYL SORBATE Retinal TRANS,TRANS-2,4-DECADIENAL Mordant Blue 29 1,9-DIPHENYL-1,3,6,8-NONATETRAEN-5-ONE Sorbic acid NAPHTHOCHROME GREEN Irisone trans,trans-2,4-Heptadienal

  • (2E,4E)-2,4-Hexadienal
  • (2E,4E)-Hexadienal
  • (E)-2,(E)-4-hexadienal
  • (E,E)-2,4-hexadienal
  • (e,e)-4-hexadienal
  • TRANS-2,4-HEXADIENAL
  • Sorbaldehyde, Sorbic aldehyde
  • trans-2,trans-4-Hexadienal,95%,sum of isomers
  • (2E,4E)-Hexa-2,4-dienal
  • (2E,4E)-2,4-Hexadienal(sorbaldehyde)
  • trans,trans-Hexa-2,4-dienal, Sorbaldehyde, Sorbic aldehyde
  • trans,trans-2,4-Hexadienal 95%
  • Sorbaldehyde (6CI,7CI,8CI)
  • 2,4-Hexadienalpredominantly trans
  • FEMA 3429
  • 2,4-HEXADIENAL
  • 2,4-HEXADIEN-1-AL
  • (E,E)-hexa-2,4-dienal
  • 1,3-Pentadiene-1-carboxaldehyde
  • 2,4-(E-E)-Hexadienal
  • 3-Propyleneacrolein
  • 4-Hexadienal,(E,E)-2
  • Hexa-2,4-dienal
  • n-Hex-2,4-dienal
  • sorbaldehyde(2,4-hexadienal)
  • trans,trans-hexa-2,4-dienal
  • SORBALDEHYDE
  • SORBIC ALDEHYDE
  • T2 T4 HEXADIENAL
  • TRANS 2, TRANS 4-HEXADIENAL
  • TRANS,TRANS-2,4-HEXADIENAL
  • TIMTEC-BB SBB006613
  • 2 4-HEXADIENAL 95+%
  • trans-2,trans-4-Hexadienal, sum of isomers, 95%
  • 2,4-Hexadienal, (2E,4E)-
  • 2,4-hexadienal, predominantly trans,trans
  • JACS-142-83-6
  • 2,4-Hexadienal&gt
  • (E,E)-2,4-Hexadienal USP/EP/BP
  • 2，4-Hexadienal， ≥ 80.0%
  • 142-83-6
  • CH3CHCHCHCHCHO
  • Building Blocks
  • Aldehydes
  • Carbonyl Compounds
  • C1 to C6
  • Organic Building Blocks
  • aldehyde Flavor