ChemicalBook > CAS DataBase List > hex-2-enal

hex-2-enal

Product Name
hex-2-enal
CAS No.
505-57-7
Chemical Name
hex-2-enal
Synonyms
2-Hexenal;hex-2-enal;HEXEN-2-AL;HEXENE-2-AL;2-Hexene-1-one;2-hexenal,2-hexen-1-al
CBNumber
CB5896435
Molecular Formula
C6H10O
Formula Weight
98.14
MOL File
505-57-7.mol
More
Less

hex-2-enal Property

Melting point:
-66°C (estimate)
Boiling point:
133.68°C (estimate)
Density 
0.8445
refractive index 
1.4460
FEMA 
2560 | HEXEN-2-AL
color 
A colourless liquid.
Odor
at 100.00 %. sweet almond fruity green leafy apple plum vegetable
Odor Type
green
JECFA Number
1353
LogP
1.58
EPA Substance Registry System
2-Hexenal (505-57-7)
More
Less

Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H226Flammable liquid and vapour

H302Harmful if swallowed

H311Toxic in contact with skin

H317May cause an allergic skin reaction

H411Toxic to aquatic life with long lasting effects

Precautionary statements

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

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

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

P272Contaminated work clothing should not be allowed out of the workplace.

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

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P312Call a POISON CENTER or doctor/physician if you feel unwell.

P321Specific treatment (see … on this label).

P322Specific measures (see …on this label).

P330Rinse mouth.

P333+P313IF SKIN irritation or rash occurs: Get medical advice/attention.

P361Remove/Take off immediately all contaminated clothing.

P363Wash contaminated clothing before reuse.

P405Store locked up.

P501Dispose of contents/container to..…

More
Less

hex-2-enal Chemical Properties,Usage,Production

Description

2-Hexenal has a characteristic green, leafy odor.

Chemical Properties

2-Hexenal has a sweet, fragrant, almond, fruity green, leafy, apple, plum, vegetable odor.

Occurrence

Reported found in the distillation waters of several plants, such as Carpinus betulus; also identified among the constituents of tea (leaves) oil and in citronella. Also reported found in numerous foods including apple juice, apricot, banana, citrus peel oils and juices, blueberry, strawberry, guava, peach, pear, melon, cabbage, kohlrabi, cucumber, lettuce, leek, peas, tomato, thymus, butter, milk, fish, fish oil, meats, hop oil, beer, grape wines, peanut oil, pecans, potato chips, soybeans, avocado, olive, passion fruit, plum, Malay apple, star fruit, mango, cauliflower, fig, artichoke, coriander leaf, rice, radish, lovage leaf, laurel, loquat, endive, nectarines, clam, quince and tobacco.

Preparation

From interaction of butyraldehyde acetal with vinyl ether followed by hydrolysis or by any other suitable means.

Definition

ChEBI: A hexenal having the double bond at the 2-position.

Aroma threshold values

Detection: 30 ppb; aroma characteristics at 1.0%: pungent green fatty, fresh fruity aldehydic, with fresh leafy apple and watermelon nuances.

Taste threshold values

Taste characteristics at 5 ppm: fruity, fresh green, herbal and vegetative, apple and melon with a slight yeasty nuance.

Toxicity evaluation

The acute oral LD50 value in rats was reported as 0.85 g/kg (0.65-1.05 g/kg) (Moreno, 1973). The oral LD50 values for trans-2-hexenal were reported as 780-1130 and 1550-1750 mg/kg in rats and mice, respectively, and the ip LD50 values were reported as 100-200 mg/kg in both species (Gaunt, Colley, Wright, Creasey, Grasso & Gangolli, 1971). The acute dermal LD50 value in rabbits was reported as 0.60 g/kg (0.37-0.83 g/kg) (Moreno, 1973).

hex-2-enal Preparation Products And Raw materials

Raw materials

Preparation Products

More
Less

hex-2-enal Suppliers

Amadis Chemical Company Limited
Tel
571-89925085
Fax
0086-571-89925065
Email
sales@amadischem.com
Country
China
ProdList
131957
Advantage
58
Shaanxi Dideu Medichem Co. Ltd
Tel
+86-29-87569266 15319487004
Fax
029-88380327
Email
1015@dideu.com
Country
China
ProdList
4088
Advantage
58
Wuhan kemike Biomedical Technology Co., Ltd
Tel
027-87747081 18186681184
Email
1344475572@qq.com
Country
China
ProdList
7235
Advantage
58
Hubei Shiteng Chemical Technology Co. LTD
Tel
187-72749323 18971850150
Email
1273131441@qq.com
Country
China
ProdList
4978
Advantage
58
Shaanxi Xihua Chemical Industry Co., Ltd
Tel
17691182729 13992773979
Email
1049@dideu.com
Country
China
ProdList
7406
Advantage
58
Hangzhou MolCore BioPharmatech Co.,Ltd.
Tel
+86-057181025280; +8617767106207
Fax
0571-85806285
Email
sales@molcore.com
Country
China
ProdList
49734
Advantage
58