5-METHYL-2-HEPTEN-4-ONE

Product Name: 5-METHYL-2-HEPTEN-4-ONE
CAS No.: 81925-81-7
Chemical Name: 5-METHYL-2-HEPTEN-4-ONE
Synonyms: FILBERTONE;FEMA 3761;Hazelnut ketone;UNII:8K2S58736F;filbert heptenone;5-METHYL-2-HEPT-4-ONE;5-methyl-2-hepten-4-on;5-METHYL-2-HEPTEN-4-ONE;5-Methylhept-2-en-4-one;2-hepten-4-one,5-methyl-
CBNumber: CB0156208
Molecular Formula: C8H14O
Formula Weight: 126.2
MOL File: 81925-81-7.mol

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5-METHYL-2-HEPTEN-4-ONE Property

Melting point:: -66.9°C (estimate)
Boiling point:: 170 °C(lit.)
Density: 0.845 g/mL at 25 °C(lit.)
refractive index: n20/D 1.444(lit.)
FEMA: 3761 | 5-METHYL-2-HEPTEN-4-ONE
Flash point:: 126 °F
Odor: at 1.00 % in dipropylene glycol. raw nut skin myrcene ketonic sweet hazelnut filbert
Odor Type: nutty
biological source: synthetic
JECFA Number: 1133
LogP: 1.97
CAS DataBase Reference: 81925-81-7(CAS DataBase Reference)
EPA Substance Registry System: 2-Hepten-4-one, 5-methyl- (81925-81-7)

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Safety

Risk Statements: 10
Safety Statements: 16
RIDADR: UN 1993 3/PG 1
WGK Germany: 3
TSCA: Yes
HazardClass: 3
PackingGroup: III

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word: Warning
Hazard statements: H226Flammable liquid and vapour
Precautionary statements: P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: W376109
Product name: 5-Methyl-2-hepten-4-one solution
Purity: natural, 10?wt. % in ethanol, FG
Packaging: 25g
Price: $169
Updated: 2024/03/01

Sigma-Aldrich

Product number: W376109
Product name: 5-Methyl-2-hepten-4-one solution
Purity: natural, 10?wt. % in ethanol, FG
Packaging: 100g
Price: $458
Updated: 2024/03/01

Sigma-Aldrich

Product number: W376108
Product name: 5-Methyl-2-hepten-4-one, predominantly trans
Purity: 98%, FG
Packaging: sample-k
Price: $54.6
Updated: 2024/03/01

Sigma-Aldrich

Product number: W376108
Product name: 5-Methyl-2-hepten-4-one, predominantly trans
Purity: 98%,FG
Packaging: 100g
Price: $535
Updated: 2024/03/01

Sigma-Aldrich

Product number: W376108
Product name: 5-Methyl-2-hepten-4-one, predominantly trans
Purity: 98%,FG
Packaging: 1kg
Price: $2760
Updated: 2024/03/01

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5-METHYL-2-HEPTEN-4-ONE Chemical Properties,Usage,Production

Description

5-Methyl-2-hepten-4-one has a hazelnut, metallic, buttery odor and a hazelnut, buttery, mushroom taste.

Chemical Properties

5-Methyl-2-hepten-4-one has a hazelnut, metallic, buttery odor and a hazelnut, buttery, mushroom taste.

Chemical Properties

(2E)-5-Methyl-2-hepten-4-one has a fruity, hazelnut, and green odor reminding of dried fruits and a characteristic, nutty, roasted, and nougat-like hazelnut flavor. It was identified as the character compound of natural hazelnut flavor. Preparation is possible, for example, by Grignard reaction of 2-butyl magnesium chloride with crotonaldehyde and subsequent oxidation or by reaction of 2-methylbutanoyl chloride with propene.
The material is used in fragrances as top-note booster in exotic fruit and citrus notes and in nut, cocoa, coffee, and so on, flavors.

Occurrence

Reported found in roasted hazelnuts and roasted filberts.

Aroma threshold values

Aroma characteristics at 1.0%: sweet roasted hazelnuts, rich nutty with a roasted nut skin.

Taste threshold values

Taste characteristics at 5 ppm: nutty, roasted, coffee, cocoa, brown with an earthy brown and meaty nuance, sugar fondant, delicate, hazelnut, with macadamia and pecan nuances

Trade name

Filbertone (Symrise).

5-METHYL-2-HEPTEN-4-ONE Preparation Products And Raw materials

Raw materials

Preparation Products

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5-METHYL-2-HEPTEN-4-ONE Suppliers

China 89 France 1 Germany 4 India 1 Switzerland 1 United Kingdom 4 United States 34 USA 1 Global 135

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View Lastest Price from 5-METHYL-2-HEPTEN-4-ONE manufacturers

Hebei Zhuanglai Chemical Trading Co Ltd

Product: 5-Methyl-2-Hepten-4-One 81925-81-7
Price: US $45.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 20 tons
Release date: 2024-12-10

JINING XINHE CHEMICAL CO., LTD

Product: 5-METHYL-2-HEPTEN-4-ONE 81925-81-7
Price: US $0.00-0.00/kg
Min. Order: 1kg
Purity: 98%
Supply Ability: 10ton
Release date: 2024-07-18

Henan Fengda Chemical Co., Ltd

Product: 5-METHYL-2-HEPTEN-4-ONE 81925-81-7
Price: US $36.00-1.20/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: g-kg-tons, free sample is available
Release date: 2024-04-16

81925-81-7, 5-METHYL-2-HEPTEN-4-ONERelated Search:

PIPERITONE Ecdysone QUASSIN (-)-VERBENONE Hydroxyecdysone 18alpha-Glycyrrhetinic acid 2,3,4,5-TETRAMETHYL-2-CYCLOPENTENONE 7-KETOCHOLESTEROL 18β-Glycyrrhetinic Acid CAPSANTHIN 6-METHYL-5-HEPTEN-2-ONE,2-METHYL-2-HEPTEN-6-ONE POLYPODINE B chalcomycin 7-oxocholest-5-en-3-beta-yl acetate MURISTERONE A picromycin colocynthin 3-METHYL-3-HEPTEN-2-ONE

2-hepten-4-one,5-methyl-

5-methyl-2-hepten-4-on

5-METHYL-2-HEPTEN-4-ONE 98% PREDOMINAN

5-Methyl-2-hepten-4-one,99%

5-METHYL-2-HEPT-4-ONE

5-METHYL-2-HEPTEN-4-ONE IN 10% IN ETHANOL

5-METHYL-2-HEPTEN-4-ONE NATURAL 10% IN ETHANOL

FILBERTONE

FEMA 3761

5-METHYL-2-HEPTEN-4-ONE

Hazelnut ketone

5-Methylhept-2-en-4-one

5-Methyl-2-hepten-4-one, predoMinantly trans, 99%

5-Methyl-2-hepten-4-one, predominantly <I>trans</I>

5-Methyl-2-hepten-4-one solution

filbert heptenone

Natural 5-Methyl-2-hepten-4-one

5-Methyl-2-hepten-4-one, predominantly <I>trans<

UNII:8K2S58736F

81925-81-7

C2H5CHCH3COCHCHCH3

Alphabetical Listings

Flavors and Fragrances

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