Citral

CAS: 5392-40-5

TopAldehydic
Identifiers
Manufacturer
Sigma Aldrich
CAS number
5392-40-5
CAS (all sources)
5392-40-5
CAS (Perfumiarz)
5392-40-5
CAS (PerfumersWorld)
5392-40-5
CAS (FraterWork)
5392-40-5
CAS (EU Hekserij)
5392-40-5
CAS (TSCA Hekserij)
5392-40-5
INCI name (FraterWork)
CITRAL
IUPAC name (FraterWork)
3,7-dimethylocta-2,6-dienal
INCI (Hekserij)
CITRAL
EC number (Hekserij)
226-394-6
FEMA (Hekserij)
2303
UN number
—
Synonyms (PerfumersWorld)
Citral : 3,7-dimethyl-2,6-octadienal : Geranial : dimethyl-2,6-octadienal,3,7- : Lemarome N : Neral : Geranial 9tra-citral) : Neral(c-b-citral) : Citral :3,7-Dimethyl-2,6-octadienal : Citralia : Hesperitraal : Lemarome : Lemsyn (base90%) Neral : Lemarome : Geranial : Citral :
Synonyms (FraterWork)
Citralia
Scent profile
Note (Perfumiarz)
Top note
Note type (FraterWork)
Heart Note
Odour family (FraterWork)
Aldehydic
Odour profile (FraterWork)
Citral has a powerful, fresh, sharp lemon-peel scent with sweet citrusy notes and subtle aldehydic, green, and woody undertones.
Longevity (FraterWork)
Lasts > 12 hours on a smelling strip.
Odor life hours (PerfumersWorld)
5
Relative odor impact (PerfumersWorld)
270
Appearance (FraterWork)
Pale yellow liquid
Descriptions
Description
Citral is strong lemon sweet heavy citrus fatty aldehydic sour lemongrass litseaginger colognes magnolia rose neroli citrus-fruits berry-fruits cherry firconifer passion cola strawberry tutti-frutti apple.
Odor description (Perfumiarz)
Citral is a classic molecule with a suggestive and intense scent reminiscent of the peel of a freshly peeled lemon.
Odour (PerfumersWorld)
sharp lemon sweet strong fresh citrusy lemon fatty-aldehydic sharp Sharpfatty sour lemon citrus
Description (PerfumersWorld)
Citral is strong lemon sweet heavy citrus fatty aldehydic sour lemongrass litseaginger colognes magnolia rose neroli citrus-fruits berry-fruits cherry firconifer passion cola strawberry tutti-frutti apple.
Comment (FraterWork)
Citral provides unmatched authentic lemon character with exceptional diffusion. This powerful aldehyde consists of two geometric isomers (Geranial and Neral) that impart slightly different nuances. Perfumers value its bright, zesty profile for creating realistic citrus impressions and adding fresh lift to compositions. Use Citral at 0.05-2% concentration with careful attention to formula stability. Combine with limonene for enhanced citrus effect or pair with florals for refreshing top notes. This material requires stabilization against oxidation and alkaline conditions, particularly in soap and detergent applications. aromachem Best Seller no_reg
Notes
Citral provides unmatched authentic lemon character with exceptional diffusion. This powerful aldehyde consists of two geometric isomers (Geranial and Neral) that impart slightly different nuances. Perfumers value its bright, zesty profile for creating realistic citrus impressions and adding fresh lift to compositions. Use Citral at 0.05-2% concentration with careful attention to formula stability. Combine with limonene for enhanced citrus effect or pair with florals for refreshing top notes. This material requires stabilization against oxidation and alkaline conditions, particularly in soap and detergent applications. aromachem Best Seller no_reg
Usage
Perfume uses (PerfumersWorld)
Eau-de-colognes fresh-topnotes Magnolia Rose Neroli Coffee BasilCherry Lime Bay Lemon, Fir-Conifer, Lime, Orange, Grapefruit,Lemon Lime Orange Passionfruit Cherry Ginger Cola Strawberry GrapefruitTutti-frutti Apple, Cherry, Ginger, Grape, Lemon, Spice, Strawberry, Vanilla,Chewing-gum, Lemon *Lemongrass *LitseaCubebaBlends-well-with=> +Olibanum +Benzylidene Acetone +Acetophenone +Bergamot+Lemongrass Gums, * Relative Odor Impact 270 * Odor Life on a smelling strip 5 hrs
Average use (FraterWork)
0.5% in a perfume compound
Uses (FraterWork)
Creates authentic lemon and citrus notes in fragrances; enhances freshness in floral and fruity compositions; provides clean character in functional products.
Use (Hekserij)
Citral has a distinctive warm citrus scent. The scent seems medium strong, but lends itself very well to low doses. Making a dilution of, for example, 10% can therefore be useful. Typical use is in citrus accords. You usually use between 0.2% and 5% of this substance in the fragrance composition. It is a very widely used substance, often in low doses. It adds a touch of natural citrus freshness, whether or not in combination with the linear aldehydes (C9, C10, C12 Lauryl etc.). It also ensures that products with a lot of citrus oil continue to smell better and longer. It is primarily a top note in perfumes and is stable in neutral and acidic products. Opinions about the usefulness in soap vary widely, but compared to most citrus oils, it is a better choice there.
IFRA 51 (FraterWork)
0.62% in finished product (Cat. 4)
Physical properties
Properties (Hekserij)
Citral, also called citral, is a colorless to pale yellow liquid at room temperature. The purity is at least 96%. The substance has a fairly long shelf life. The substance occurs in nature, especially in lemongrass oil (up to 90%) and litsea cubeba oil (up to 75%). As a rule, we supply the synthetic material, but occasionally it is an isolate from essential oil.

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