(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
(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
- Specific Gravity
- 0.871
- Odor
- at 10.00 % in dipropylene glycol. sweet green spicy floral citrus
- Odor Type
- green
- 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)
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)
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.
N-Bromosuccinimide Price
- Product number
- 180343
- Product name
- trans,trans-2,4-Hexadienal
- Purity
- 95%
- Packaging
- 25ml
- Price
- $92.6
- Updated
- 2024/03/01
- Product number
- 180343
- Product name
- trans,trans-2,4-Hexadienal
- Purity
- 95%
- Packaging
- 100ml
- Price
- $198
- Updated
- 2024/03/01
- Product number
- H0581
- Product name
- 2,4-Hexadienal
- Purity
- >95.0%(GC)
- Packaging
- 25mL
- Price
- $46
- Updated
- 2021/12/16
- Product number
- A13200
- Product name
- 2,4-Hexadienal, predominantly trans,trans, 95%
- Packaging
- 5g
- Price
- $22.65
- Updated
- 2024/03/01
- Product number
- A13200
- Product name
- 2,4-Hexadienal, predominantly trans,trans, 95%
- Packaging
- 25g
- Price
- $55.65
- Updated
- 2024/03/01
(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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View Lastest Price from (E,E)-2,4-Hexadienal manufacturers
- 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
- Product
- (E,E)-2,4-Hexadienal 142-83-6
- Price
- US $10.00/PCS
- Min. Order
- 1KG
- Purity
- 99%
- Supply Ability
- 100 mt
- Release date
- 2021-05-06
- 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
- 2021-08-13