Citronellal (CAS N° 106-23-0)​

Photo credits: ScenTree SAS

Citrus > Citric > Green > Zesty

Citronellal

3,7-dimethyloct-6-enal ; Dihydrocitral ; 3,7-dimethyloct-6-en-1-al ; Rhodinal

Citronellal (CAS N° 106-23-0)​

Photo credits: ScenTree SAS

Company Ingredient Name ID Comments Naturality Certifications Purity Latin name Treated part Geographical origin MOQ
Quosentis logo
Citronellal - 30gr - Visit website Je me procure cet ingrédient - - - - - -
Van Aroma logo
Citronellal Natural 85%+ CT-101 Visit website Je me procure cet ingrédient Natural Certifications : Kasher Certifications : Halal Certifications : UEBT 85 Cymbopogon winterianus jowitt Citronella Oil Indonesia 800 Kgs
Van Aroma logo
Citronellal Natural 95%+ CT-103 Visit website Je me procure cet ingrédient Natural Certifications : Kasher Certifications : Halal Certifications : UEBT 95 Cymbopogon winterianus jowitt Citronella Oil Indonesia 720 Kgs
Van Aroma logo
Citronellal Natural 90%+ CT-102 Visit website Je me procure cet ingrédient Natural Certifications : Kasher Certifications : Halal Certifications : UEBT 90 Cymbopogon winterianus jowitt Citronella Oil Indonesia 800 Kgs
BASF logo
Citronellal 30035052 Visit website Je me procure cet ingrédient Molecule - - - - -
BASF logo
Citronellal BMBcert™ 30786642 Visit website Je me procure cet ingrédient Molecule - - - - -

Citronellal - 30gr

Certifications :

Citronellal Natural 85%+

ID : CT-101

Indonesia

Certifications : Certifications : Kasher Certifications : Halal Certifications : UEBT

Citronellal Natural 95%+

ID : CT-103

Indonesia

Certifications : Certifications : Kasher Certifications : Halal Certifications : UEBT

Citronellal Natural 90%+

ID : CT-102

Indonesia

Certifications : Certifications : Kasher Certifications : Halal Certifications : UEBT

Citronellal

ID : 30035052

Certifications :

Citronellal BMBcert™

ID : 30786642

Certifications :

Information Générales

General Presentation

  • CAS N° : 106-23-0

  • EINECS number : 203-376-6

  • FEMA number : 2307

  • FLAVIS number : 05.021

  • JECFA number : 1220

  • Appearance : Colorless liquid

  • Density : 0,857

  • Volatility : Head/Heart

  • Price Range : €€

Physico-chemical properties

  • Molecular formula : C10H18O

  • Molecular Weight : 154,25 g/mol

  • Log P : 3,62

  • Fusion Point : Donnée indisponible.

  • Boiling Point : 207°C

  • Detection Threshold : Entre 31 et 100 ppb (0,00001%) selon les personnes

  • Optical rotation : Donnée indisponible

  • Vapor pressure : Donnée indisponible

  • Refractive Index @20°C : Donnée indisponible

  • Acid Value : Donnée indisponible.

  • Flash Point : 86°C

Utilisation

Uses

Uses in perfumery :

Citronellal is used in lemon and lemongrass reproductions and for a citral and fresh effect in citrus notes. Can be used in rosy notes.

Year of discovery :

Discovered in 1889.

Natural availability :

The essential oils most commonly used to collect Citronellal in its natural state are Lemongrass EO (up to 45%) or Eucalyptus citriodora (up to 80%). The addition of bisulfite salts improves the purity of the extraction.

Isomerism :

Citronellal has an asymmetric carbon that gives rise to two enantiomers. Both isomers have a rather similar smell, although they are not necessarily present in the same plants. Usually, it is the racemic mixture of the two isomers that is used in perfumery. Eucalyptol, Geraniol and Linalool are examples of constitutional isomers of Citronellal. Their smell is however very different, as it is more floral and camphorated for Eucalyptol.

Synthesis precursor :

Citronellal is a precursor to the synthesis of many other perfume compounds. Depending on the catalyst, its hydrogenation enables the obtention of Citronellol, dihydrocitronellal or dihydrocitronellol. An acid hydrolysis allows to synthesize Hydroxycitronellal. Cyclizing the molecule by acid catalysis also allows to obtain Pulegol, a precursor for the synthesis of L-Menthol. Finally, Citronellal forms a Schiff base by reaction with Methyl Anthranilate or Indole for example.

Synthesis route :

The synthesis of citronellal is made in several possible ways. The first is from Geraniol and Nerol: a rearrangement of these molecules in the presence of a catalyst that contains oxides of copper, chromium and barium allows to obtain Citronellal as final product. Citronellol, dehydrogenated under reduced pressure, in the presence of a bichromated copper steel catalyst, also allows to obtain Citronellal. The third possibility is a Citral hydrogenation catalysed by palladium.

Utilisation

Regulations & IFRA

Allergens :

This ingredient does not contain any allergen.

IFRA 51th :

This ingredient is restricted by the 51th amendment

    IFRA's logo
  • Restriction type : RESTRICTION

  • Cause of restriction : DERMAL SENSITIZATION AND SYSTEMIC TOXICITY

  • Amendment : 49

Quantitative limit on the use :
Cat.1 Cat.2 Cat.3 Cat.4
Cat.5
A B C D
Cat.6
0,41 % 0,16 % 0,026 % 0,49 %
0,33 % 0,051 % 0,1 % 0,017 %
0,82 %
Cat.5
A B C D
Cat.6
0,33 % 0,051 % 0,1 % 0,017 %
0,82 %
Cat.7
A B
Cat.8 Cat.9
Cat.10
A B
Cat.11
A B
Cat.12
0,077 % 0,077 %
0,017 % 1,4 %
1,4 % 2,3 %
0,017 % 0,017 %
No Restriction
Cat.10
A B
Cat.11
A B
Cat.12
1,4 % 2,3 %
0,017 % 0,017 %
No Restriction

Annexe I :

Some regulated synthetic ingredients are found in nature and in certain proportions in natural ingredients. This presence in nature has to be taken into account when calculating limits of use recommended by the IFRA. In case you do not know these concentrations, you can use the ones estimated by the IFRA. Here they are :

List of regulated compounds contained in this ingredient
Ingredient Name Botanical Name CAS N° Estimated Concentration
Citron oil Citrus medica L. 68991-25-3 0,15
Lemon essence oil Citrus limon (L.) Osbeck 8008-56-8 0,06
Lemon oil steam distilled Citrus limon (L.) Osbeck 8008-56-8 0,07
Lemon oil, expressed Citrus limon (L.) Burm. f. 8008-56-8 0,1
Lemon oil, terpeneless Citrus limon (L.) Osbeck 68648-39-5 3
Citronella oil, Ceylon type Cymbopogon nardus (L.) Rendle 8000-29-1 4,5
Citronella oil, Java type Cymbopogon winterianus Jowitt 8000-29-1 36
Eucalyptus citriodora oil Corymbia citriodora (Hook.) K.D. Hill & L.A. Johnson 85203-56-1 71,77
Geranium oil Pelargonium graveolens l'Hertier ex Aiton 8000-46-2 0,15
Ginger oil Zingiber officinale Rosc. 8007-08-7 0,4
Lemongrass oil, East Indian Cymbopogon flexuosus (Nees ex Steudel) Will. Watson 8007-02-1 0,51
Lemongrass oil, West Indian Cymbopogon citratus (DC) Stapf. 8007-02-1 0,3
Lime oil, expressed Citrus aurantifolia (Christman) Swingle 8008-26-2 0,5
Persian lime oil, expressed Citrus latifolia Tanaka 8008-26-2 1,39
Litsea cubeba oil Litsea Cubeba(Lour.) Pers. 68855-99-2 1,1
Balm oil Melissa officinalis L. 8014-71-9 6,88
Grapefruit essence oil Citrus x paradisi Macfad. 8016-20-4 0,07
Grapefruit oil Citrus paradisi Macf. 8016-20-4 0,1
Grapefruit oil Citrus x paradisi Macfad. 8016-20-4 0,1
Grapefruit oil, terpeneless Citrus x paradisi Macfad. 68916-46-1 3,2
Grapefruit oil terpenes Citrus x paradisi Macfad. 68917-32-8 0,01
Petitgrain bigarade oil Citrus aurantium L. spp. Amara Link 8014-17-3 0,05
Petitgrain mandarin oil Citrus reticulata Blanco 8014-17-3 0,05
Petitgrain lemon oil Citrus limon (L.) Burm. f. 8048-51-9 1
Rose oil Rosa x damascena Mill. 8007-01-0 0,51
Tangerine oil Citrus reticulata blanco 8016-85-1 0,1
Citrus hystrix extract Citrus hystrix DC 91771-50-5 11,7
Clementine oil Citrus clementina Hort. Ex Tan 93686-22-7 0,1
Murcote oil, expressed Citrus reticulata spp. murcote, Swingle 93686-22-7 0,1
Tangor oil, expressed Citrus reticulata x Citrus sinensis 93686-22-7 0,1
Kumquat oil, Fortunella margarita Fortunella (Lour.) Swingle 938464-05-2 3
Meyer lemon oil. cold pressed Citrus x meyerii 1370641-98-7 0,2
Tangelo oil, expressed Citrus x tangelo Ingram and Moore 72869-73-9 0,1
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