Identification

Nameacetaldehyde
IUPACacetaldehyde
CAS Number75-07-0
EINECS200-836-8
FDA UNIIGO1N1ZPR3B
Molecular FormulaC2 H4 O
Molecular Weight44.05308000
MDL NumberMFCD00006991
Nikkaji NumberJ2.388D
Beilstein505984
CoE Number89

Regulatory

JECFA Food Flavoring80 acetaldehyde
DG SANTE Food Flavourings05.001 acetaldehyde
DG SANTE Food Contact Materialsacetaldehyde
FEMA Number2003
FDANo longer provide for the use of these seven synthetic flavoring substances
FDA RegulationFDA PART 177 -- INDIRECT FOOD ADDITIVES: POLYMERS

Physical Properties

Appearance colorless clear liquid (exp)
Assay 99.00 to 100.00
Food Chemicals Codex Listed Yes
Specific Gravity 0.77500 to 0.78500 @ 25.00 °C., 0.77600 to 0.78600 @ 20.00 °C.
Pounds per Gallon - (est). 6.449 to 6.532
Pounds per Gallon - est. 6.465 to 6.548
Refractive Index 1.32300 to 1.33700 @ 20.00 °C.
Melting Point -125.00 to -123.00 °C. @ 760.00 mm Hg
Boiling Point 20.00 to 21.00 °C. @ 760.00 mm Hg, -54.00 to -53.00 °C. @ 15.00 mm Hg
Vapor Pressure 902.000000 mmHg @ 25.00 °C.
Vapor Density 1.5 ( Air = 1 )
Flash Point -40.00 °F. TCC ( -40.00 °C. )
logP (o/w) -0.340
Shelf Life 12.00 month(s) or longer if stored properly.
Storage refrigerate in tightly sealed containers.
Soluble in acetone

Cosmetic Information

CosIngcosmetic data
Cosmetic Usesfragrance

Organoleptic Properties

Odor Strength high ,
Substantivity < 1 hour(s) at 100.00 %
Odor Description
at 0.10 % in propylene glycol.
Pungent, etherial, fresh, lifting, penetrating, fruity and musty
Taste Description
pungent fresh aldehydic refreshing green
at 10.00 ppm.

Safety Information

Preferred SDSView
European informationMost important hazard(s):
Oral/Parenteral Toxicityoral-rat LD50 661 mg/kg
Dermal Toxicityskin-rabbit LD50 3540 mg/kg
Inhalation Toxicityinhalation-hamster LC50 17000 ppm/4H

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements', 'PERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE\nBEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX)\nLUNGS, THORAX, OR RESPIRATION: DYSPNEA']

Safety in Use

Categorycosmetic and flavor agents
Recommendation for acetaldehyde usage levels up tonot for fragrance use.
NOEL (No Observed Effect Level)125 (mg/kg bw per day)
Structure ClassI
baked goods-
beverages(nonalcoholic)-
beverages(alcoholic)-
breakfast cereal-
cheese-
chewing gum20.00000
condiments / relishes-
confectionery froastings-
egg products-
fats / oils-
fish products-
frozen dairy-
fruit ices-
gelatins / puddings-
granulated sugar-
gravies-
hard candy-
imitation dairy-
instant coffee / tea-
jams / jellies-
meat products-
milk products-
nut products-
other grains-
poultry-
processed fruits-
processed vegetables-
reconstituted vegetables-
seasonings / flavors-
snack foods-
soft candy-
soups-
sugar substitutes-
sweet sauces-

Advanced Biotech. Inc.

Inspired by Nature

A diverse range of products, all meeting our stringent commitment to quality.

View All Website 973-339-6242 info@adv-bio.com

Alfrebro LLC/ Archer Daniels Midland Company

Let's get reacquainted

Building great taste with aroma chemicals, extracts, and distillates

View All Website 513-539-7373 sforbis@alfrebro.com

Augustus Oils Ltd

The Premier Supplier

Augustus Oils Ltd, in harmony with nature - to present it at its best...

View All Website +44 (0)1420 590555 essentials@augustus-oils.ltd.uk

Axxence Aromatic GmbH

We bring nature to your flavour

Dedicated to provide the best possible quality and supply service of natural aroma ingredients.

View All Website +49.2822.68561.0 service@axxence.com

Azelis UK Ltd.

Chemical Distribution

Azelis is a leading global distributor of speciality chemicals.

View All Website +44 1858 545 837 fi@azelis.co.uk

CJ Latta & Associates, LLC

Extensive Line

Aromatic Chemicals and Organic Acids.

View All Website (630) 240-8079 chiplatta@msn.com

Elan Inc.

Legacy of Innovation

Highest quality natural and synthetic products.

View All Website +86 021 57448053 (Elan Shanghai) dpimentel@elan-chemical.com

Fleurchem, Inc.

Have A Flavorful Day

A leading global manufacturer and supplier of ingredients for Flavors, Fragrances, AromaTherapy, Foods, Beverages, Personal Care Products, and other uses.

View All Website 845-341-2100 info@fleurchem.com

FRUTAROM USA INC,

Flavor & Specialty Ingredients

Your preferred partner for flavour and fragrance success.

View All Website +44 (0) 1429 863 222 Sales.IFFIngredients@iff.com

Jiangyin Healthway International Trade Co., Ltd

Independent Ingredients Supplier

We provide custom synthesis and contract manufacturing from milligrams to metric tonnes.

View All Website 86-510-86023169 info@healthwaychem.com

Lluch Essence S.L.

A family company dedicated to sales and distribution

Flexibility, availability, price and quality.

View All Website 34 93 379 38 49 web@lluche.com

M&U International LLC

Steady supply & demand

Meeting customers increasing demands at home as well as abroad.

View All Website 908-359-9000 sales@mu-intel.com

Natural Advantage

Manufacturer of natural flavor ingredients

With over 25 years experience in the flavor and food ingredient industries.

View All Website 318-215-1456 info@natadv.com

O'Laughlin Industries Inc.

Manufacturer of chemicals and ingredients used in flavors, fragrances, food, beverages and cosmetics

Leading the Flavor and Fragrance Industry since 1980.

View All Website (973) 376-4600 olcorphk@hkstar.com

Penta International Corporation

Chemistry innovation

At Penta, our products and services help businesses do business better.

View All Website (973) 740-2300 lisaa@pentamfg.com

Sigma-Aldrich

Complete Supply Chain

The perfect blend of products and services that bring your creativity to life.

View All Website 800-244-1173 ff@sial.com

Sunaux International

Buy With Confidence

We have industry leading processes and procedures to ensure nothing but the most reliable product.

View All Website 0512-57995626 johnjft@sunaux.com

Taytonn ASCC Pte Ltd

Supplying Asia Pacific

We fully understand the demands of the F&F industry and we endeavour to supply quality products, with ready availability and a personalised service.

View All Website + 65 - 6861 8113 info@taytonnascc.com

Vigon International

Passion for Simplicity

Manufacturer and supplier of high quality flavor and fragrance ingredients.

View All Website 570-476-6300 sales@vigon.com

Potential Uses

FL apple FL apricot FL beer FL bread white bread FL butter FL cheese cheddar cheese FL cheese swiss cheese FL corn FL cucumber FR currant FL fish FL gooseberry FL grape FL lemon FR melon nail conditioning FL orange FL pea green pea FL peach FL pear FL pineapple FL plum FL raspberry FL strawberry FL tomato FL whiskey FR witch hazel FL yogurt

Natural Occurrence

angelica anise seed apple fruit apple fruit 755 ppm apple fruit juice apple juice 3643 ppm PMC artemisia brevifloria balm PMC beer 265926 ppm PMC bread PMC bread white bread 40221 ppm PMC butter 109 ppm PMC cabbage leaf cantaloupe petiole caraway seed carrot root carrot root 8533 ppm celery leaf celery shoot cheese cheddar cheese 3409 ppm PMC cheese swiss cheese 924 ppm PMC chenopodium coffee arabica coffee bean coffee bean cornmint cucumber 1088 ppm cumin currant black currant fruit daffodil PMC date palm fruit elder black elder flower oil elder black elder leaf oil fennel fig fruit fish 3393 ppm PMC garlic bulb ginger oil ginger rhizome ginger rhizome oil guava fruit litsea cubeba magnolia southern magnolia maize 5965 ppm PMC mandarin fruit monarda punctata mushroom giant puffball mushroom PMC mustard PMC oak leaf olive orange bitter orange orange fruit juice orange fruit juice 11040 ppm orris root PMC paprika PMC peach plant pear fruit peas 1049 ppm PMC peppermint plant pineapple fruit pineapple fruit 483 ppm plum fruit potato plant rape raspberry red raspberry fruit rice cooked rice 46 ppm PMC rice plant rosemary rugula herb rum PMC sage clary sage soursop plant soybean plant spearmint oil strawberry wild strawberry fruit strawberry wild strawberry fruit 1288 ppm tea leaf tobacco leaf tomato fruit tomato fruit 32586 ppm yogurt 10585 ppm PMC

Synonyms

nat. acetaldehyde acetaldehyde (natural) acetaldehyde 10% in ethanol natural acetaldehyde 10% in ETOH natural acetaldehyde 100% natural acetaldehyde 20% (natural) acetaldehyde 50% alcohol natural acetaldehyde 50% (natural) acetaldehyde 50% + ethanol 50% acetaldehyde 50% + orange terpenes 50% acetaldehyde 50% + triacetin 50% acetaldehyde 50% + water 50% acetaldehyde 50% ETOH synthetic acetaldehyde 50% in 5 fold orange oil synthetic acetaldehyde 50% in benzyl benzoate synthetic acetaldehyde 50% in D'limonene natural acetaldehyde 50% in ethanol acetaldehyde 50% in ethanol natural acetaldehyde 50% in ethanol synthetic acetaldehyde 50% in ETOH natural acetaldehyde 50% in orange oil 5-fold natural acetaldehyde 50% in orange oil natural acetaldehyde 50% in orange oil synthetic acetaldehyde 50% in orange terpenes natural acetaldehyde 50% PG natural acetaldehyde natural acetaldehyde natural 50% in orange terpenes acetaldehyde natural 50% in ethanol acetaldehyde natural 50% in water acetaldehyde solution acetaldehyde synthetic acetic aldehyde acetic ethanol aceticaldehyde acetyl aldehyde aldefresh (Elan) ethaldehyde ethanal ethanone ethyl aldehyde ethylaldehyde INCI acetaldehyde NCI-C56326 octowy aldehyd Info: Volatile Flavor Components in Bogyojosaeng and Suhong Cultivars of Strawberry (Fragaria ananassa Duch.) PubMed: Characterization of aroma compounds of Chinese famous liquors by gas chromatography-mass spectrometry and flash GC electronic-nose. PubMed: Characterization of the key aroma compounds in two bavarian wheat beers by means of the sensomics approach. PubMed: Relating sensory and chemical properties of sour cream to consumer acceptance. PubMed: Development of industrial brewing yeast with low acetaldehyde production and improved flavor stability. PubMed: Multiple automated headspace in-tube extraction for the accurate analysis of relevant wine aroma compounds and for the estimation of their relative liquid-gas transfer rates. PubMed: Characterization of the major odor-active compounds in Thai durian ( Durio zibethinus L. 'Monthong') by aroma extract dilution analysis and headspace gas chromatography-olfactometry. PubMed: In vitro and in vivo flavor release from intact and fresh-cut apple in relation with genetic, textural, and physicochemical parameters. PubMed: Rapid tomato volatile profiling by using proton-transfer reaction mass spectrometry (PTR-MS). PubMed: Diacetyl levels and volatile profiles of commercial starter distillates and selected dairy foods. PubMed: Automated and quantitative headspace in-tube extraction for the accurate determination of highly volatile compounds from wines and beers. PubMed: Main odorants in Jura flor-sherry wines. Relative contributions of sotolon, abhexon, and theaspirane-derived compounds. PubMed: Elucidating the roles of ethanol fermentation metabolism in causing off-flavors in mandarins. PubMed: Wine flavor and aroma. PubMed: Reconstitution of the flavor signature of Dornfelder red wine on the basis of the natural concentrations of its key aroma and taste compounds. PubMed: Monitoring of cocoa volatiles produced during roasting by selected ion flow tube-mass spectrometry (SIFT-MS). PubMed: Beer volatile analysis: optimization of HS/SPME coupled to GC/MS/FID. PubMed: Thermal generation of 3-amino-4,5-dimethylfuran-2(5H)-one, the postulated precursor of sotolone, from amino acid model systems containing glyoxylic and pyruvic acids. PubMed: Volatile flavor compounds in yogurt: a review. PubMed: Proton transfer reaction time-of-flight mass spectrometry monitoring of the evolution of volatile compounds during lactic acid fermentation of milk. PubMed: Identification of a sotolon pathway in dry white wines. PubMed: Chemical and biochemical study of industrially produced San Simón da Costa smoked semi-hard cow's milk cheeses: Effects of storage under vacuum and different modified atmospheres. PubMed: Comparison of two methods to explore consumer preferences for cottage cheese. PubMed: A liquid chromatographic method optimization for the assessment of low and high molar mass carbonyl compounds in wines. PubMed: Decoding the key aroma compounds of a Hungarian-type salami by molecular sensory science approaches. PubMed: Characterization of the key aroma compounds in pink guava (Psidium guajava L.) by means of aroma re-engineering experiments and omission tests. PubMed: Evolution of selected volatiles in chitosan-coated strawberries ( Fragaria x ananassa ) during refrigerated storage. PubMed: Effect of mesophilic lactobacilli and enterococci adjunct cultures on the final characteristics of a microfiltered milk Swiss-type cheese. PubMed: Net effect of wort osmotic pressure on fermentation course, yeast vitality, beer flavor, and haze. PubMed: Fatty acid effect on hydroxypropyl methylcellulose-beeswax edible film properties and postharvest quality of coated 'Ortanique' mandarins. PubMed: Analysis of selected carbonyl oxidation products in wine by liquid chromatography with diode array detection. PubMed: Characterization of kinetic parameters and the formation of volatile compounds during the tequila fermentation by wild yeasts isolated from agave juice. PubMed: The chemical characterization of the aroma of dessert and sparkling white wines (Pedro Ximénez, Fino, Sauternes, and Cava) by gas chromatography-olfactometry and chemical quantitative analysis. PubMed: [Gene regulation to lactic acid bacteria for increasing production of flavor metabolite]. PubMed: Kluyveromyces lactis but not Pichia fermentans used as adjunct culture modifies the olfactory profiles of Cantalet cheese. PubMed: Characterization of the key aroma compounds in apricots (Prunus armeniaca) by application of the molecular sensory science concept. PubMed: Influence of starter culture on flavor and headspace volatile profiles of fermented whey and whey produced from fermented milk. PubMed: Identification based on quantitative measurements and aroma recombination of the character impact odorants in a Bavarian Pilsner-type beer. PubMed: Feeding encapsulated ground full-fat soybeans to increase polyunsaturated fat concentrations and effects on flavor volatiles in fresh lamb. PubMed: Role of pulp in flavor release and sensory perception in orange juice. PubMed: Effect of irradiation on the quality of turkey ham during storage. PubMed: The effect of SO2 on the production of ethanol, acetaldehyde, organic acids, and flavor volatiles during industrial cider fermentation. PubMed: Gas chromatography-olfactometry (GC-O) and proton transfer reaction-mass spectrometry (PTR-MS) analysis of the flavor profile of grana padano, parmigiano reggiano, and grana trentino cheeses. PubMed: Quality characteristics of irradiated ready-to-eat breast rolls from turkeys fed conjugated linoleic acid. PubMed: Sensory and chemical changes in tomato sauces during storage. PubMed: Heterocyclic acetals from glycerol and acetaldehyde in Port wines: evolution with aging. PubMed: Identification of malodorous, a wild species allele affecting tomato aroma that was aelected against during domestication. PubMed: Simple and rapid analysis for quantitation of the most important volatile flavor compounds in yogurt by headspace gas chromatography-mass spectrometry. PubMed: Flavor threshold for acetaldehyde in milk, chocolate milk, and spring water using solid phase microextraction gas chromatography for quantification. PubMed: Evaluation of key aroma compounds in hand-squeezed grapefruit juice (Citrus paradisi Macfayden) by quantitation and flavor reconstitution experiments. PubMed: Acetaldehyde metabolism by wine lactic acid bacteria. PubMed: Formation of volatile compounds during heating of spice paprika (Capsicum annuum) powder. PubMed: Aroma comparisons of traditional and mild yogurts: headspace gas chromatography quantification of volatiles and origin of alpha-diketones. PubMed: Organic acids and volatile flavor components evolved during refrigerated storage of kefir. PubMed: Sensory investigation of yogurt flavor perception: mutual influence of volatiles and acidity. PubMed: Sensory study on the character impact odorants of roasted arabica coffee. PubMed: Manufacture of nonfat yogurt from a high milk protein powder. PubMed: Changes in chemical composition and sensory qualities of peanut milk fermented with lactic acid bacteria. PubMed: Identification of the volatile compounds produced in sterile fish muscle (Sebastes melanops) by Pseudomonas fragi. PubMed: Flavoring exposure in food manufacturing. PubMed: Secretion expression of SOD1 and its overlapping function with GSH in brewing yeast strain for better flavor and anti-aging ability. PubMed: Characterization of volatile aroma compounds in different brewing barley cultivars. PubMed: Characterization of the key aroma compounds in two bavarian wheat beers by means of the sensomics approach. PubMed: Relating sensory and chemical properties of sour cream to consumer acceptance. PubMed: In vitro and in vivo flavor release from intact and fresh-cut apple in relation with genetic, textural, and physicochemical parameters. PubMed: Integrated expression of the α-amylase, dextranase and glutathione gene in an industrial brewer's yeast strain. PubMed: Beer volatile analysis: optimization of HS/SPME coupled to GC/MS/FID. PubMed: Effect of antifungal hydroxypropyl methylcellulose-lipid edible composite coatings on Penicillium decay development and postharvest quality of cold-stored "Ortanique" mandarins. PubMed: Thermal generation of 3-amino-4,5-dimethylfuran-2(5H)-one, the postulated precursor of sotolone, from amino acid model systems containing glyoxylic and pyruvic acids. PubMed: Preharvest calcium sprays improve volatile emission at commercial harvest of 'Fuji Kiku-8' apples. PubMed: Identification of a sotolon pathway in dry white wines. PubMed: A liquid chromatographic method optimization for the assessment of low and high molar mass carbonyl compounds in wines. PubMed: Decoding the key aroma compounds of a Hungarian-type salami by molecular sensory science approaches. PubMed: Genome-scale model of Streptococcus thermophilus LMG18311 for metabolic comparison of lactic acid bacteria. PubMed: Fatty acid effect on hydroxypropyl methylcellulose-beeswax edible film properties and postharvest quality of coated 'Ortanique' mandarins. PubMed: Characterization of kinetic parameters and the formation of volatile compounds during the tequila fermentation by wild yeasts isolated from agave juice. PubMed: Kluyveromyces lactis but not Pichia fermentans used as adjunct culture modifies the olfactory profiles of Cantalet cheese. PubMed: Characterization of the key aroma compounds in apricots (Prunus armeniaca) by application of the molecular sensory science concept. PubMed: Silylating reagents: a powerful tool for the construction of isosteric analogs of highly branched odorants. PubMed: Chemical conversion of alpha-amino acids into alpha-keto acids by 4,5-epoxy-2-decenal. PubMed: Tomato aromatic amino acid decarboxylases participate in synthesis of the flavor volatiles 2-phenylethanol and 2-phenylacetaldehyde. PubMed: Influence of starter culture on flavor and headspace volatile profiles of fermented whey and whey produced from fermented milk. PubMed: Identification based on quantitative measurements and aroma recombination of the character impact odorants in a Bavarian Pilsner-type beer. PubMed: Toxicological evaluation of glycerin as a cigarette ingredient. PubMed: The FEMA GRAS assessment of phenethyl alcohol, aldehyde, acid, and related acetals and esters used as flavor ingredients. PubMed: Toxicologic evaluation of licorice extract as a cigarette ingredient. PubMed: Characterization of aroma compounds responsible for the rosy/floral flavor in Cheddar cheese. PubMed: Gas chromatography-olfactometry (GC-O) and proton transfer reaction-mass spectrometry (PTR-MS) analysis of the flavor profile of grana padano, parmigiano reggiano, and grana trentino cheeses. PubMed: Quality characteristics of irradiated ready-to-eat breast rolls from turkeys fed conjugated linoleic acid. PubMed: Simple and rapid analysis for quantitation of the most important volatile flavor compounds in yogurt by headspace gas chromatography-mass spectrometry. PubMed: Evaluation of key aroma compounds in hand-squeezed grapefruit juice (Citrus paradisi Macfayden) by quantitation and flavor reconstitution experiments. PubMed: Acetaldehyde metabolism by wine lactic acid bacteria. PubMed: [Biosynthesis of congeners during alcohol fermentation]. PubMed: Sensory study on the character impact odorants of roasted arabica coffee. PubMed: Changes in chemical composition and sensory qualities of peanut milk fermented with lactic acid bacteria. PubMed: Identification of the volatile compounds produced in sterile fish muscle (Sebastes melanops) by Pseudomonas fragi. PubMed: [Flavor enhancement in rye bread by pre-baking].