Hexadecanal

Overview IFRA Botanical Request a quote

  • Identifiers

    CAS number
    629-80-1

    Molecular formula
    C16H32O

    SMILES
    CCCCCCCCCCCCCCCC=O
    O

    Safety labels

    Irritant
    Irritant

    Retention indicies (RI)

    • DB5: 1813.5
    • Carbowax: 2131.0

  • Odor profile

    waxy 73.04%
    fatty 71.56%
    citrus 51.02%
    meaty 38.15%
    oily 38.05%
    fresh 35.77%
    sweet 34.41%
    fruit skin 33.98%
    aldehydic 33.55%
    orange 33.11%

    Scent© AI

  • Properties

    XLogP3-AA
    7.1 Well soluble in IPM, DOA, IPP

    Molecular weight
    240.42 g/mol

    Vapor pressure est.

    • 0 hPa @ 20°C
    • 0.0001 hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    316°C

    Melting point expt.

    • 35 °C

  • Synonyms

    • hexadecanal
    • palmitaldehyde
    • 629-80-1
    • 1-hexadecanal
    • N-hexadecanal
    • 16-Hexadecanal
    • Hexadecanaldehyde
    • Palmitic aldehyde
    • palmitoyl aldehyde
    • cetyl aldehyde
NaN -Infinity

IFRA Standard 51

Recommendation
No restriction
Maximum acceptable concentrations in the finished product (%)
Category 1
Products applied to the lips
 No restriction Category 7A
Rinse-off products applied to the hair with some hand contact
 No restriction
Category 2
Products applied to the axillae
 No restriction Category 7B
Leave-on products applied to the hair with some hand contact
 No restriction
Category 3
Products applied to the face/body using fingertips
 No restriction Category 8
Products with significant anogenital exposure
 No restriction
Category 4
Products related to fine fragrance
 No restriction Category 9
Products with body and hand exposure, primarily rinse off
 No restriction
Category 5A
Body lotion products applied to the body using the hands (palms), primarily leave on
 No restriction Category 10A
Household care products with mostly hand contact
 No restriction
Category 5B
Face moisturizer products applied to the face using the hands (palms), primarily leave on
 No restriction Category 10B
Household care products with mostly hand contact, including aerosol/spray products (with potential leave-on skin contact)
 No restriction
Category 5C
Hand cream products applied to the hands using the hands (palms), primarily leave on
 No restriction Category 11A
Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate without UV exposure
 No restriction
Category 5D
Baby Creams, baby Oils and baby talc
 No restriction Category 11B
Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate with potential UV exposure
 No restriction
Category 6
Products with oral and lip exposure
 No restriction Category 12
Products not intended for direct skin contact, minimal or insignificant transfer to skin
 No restriction

Botanical

Name CAS Botanical Proportion
Lime (Mexican, West Indian, Key) 1 8008-26-2 Citrus aurantifolia (Christm.) Swingle, fam. Rutaceae 0.06%
Lime (Mexican, West Indian, Key) 2 8008-26-2 Citrus aurantifolia (Christm.) Swingle, fam. Rutaceae 0.07%
Lime (Persian) 1 90063-52-8 Citrus latifolia Tanaka, fam. Rutaceae 0.06%
Narcissus tazetta absolute 2 8023-75-4 Narcissus tazetta L., fam. Amaryllidaceae 0.1%
Etrog, peel Citrus medica L., cultivar ethrog Engl., fam. Rutaceae 0.01%
Mandarin (Italy) 5 8008-31-9 Citrus deliciosa Tenore (C. reticulata Blanco, cv.mandarin), fam. Rutaceae 0.01%
Clerodendrum fragrans flower (China) Clerodendrum fragrans Vent., fam. Verbenaceae 1.37%
Protium heptaphyllum 1a leaf Protium heptaphyllum (Aubl.) March., fam. Burseraceae 0.07%
Lime (Persian) (Japan) Citrus latifolia Tanaka, fam. Rutaceae 0.1%
Cilantro (Coriander leaf) 5a 8008-52-4 Coriandrum sativum L., fam. Apiaceae (Umbelliferae) 0.05%
Cilantro (Coriander leaf) 5b 8008-52-4 Coriandrum sativum L., fam. Apiaceae (Umbelliferae) 0.1%
Fitweed seed Eryngium foetidum L., fam. Apiaceae (Umbelliferae) 0.17%
Solanum stuckertii flower Solanum stuckertii Bitter, fam. Solanaceae 2.56%
Solanum incisum flower Solanum incisum Griseb., fam. Solanaceae 1.34%
Citron (Italy) peel 1b Citrus medica L., cultivar Diamante, fam. Rutaceae 0.01%
Citron (Italy) peel 1c Citrus medica L., cultivar Diamante, fam. Rutaceae 0.15%
Bifora radians (Turkey) Bifora radians Bieb., fam. Apiaceae (Umbelliferae) 3.85%
Pummelo (Shaddock) (India) peel 84696-38-8 Citrus maxima (J. Burman) Merrill. (C. grandis (L.) Osbeck), fam. Rutaceae 0.01%
Lantana camara (India) 1b flower 90046-17-6 Lantana camara L., fam. Verbenaceae 0.1%
Mandarin (Italy) 8 8008-31-9 Citrus deliciosa Tenore (C. reticulata Blanco, cv.mandarin), fam. Rutaceae 0.01%
Tangerine (USA-Florida) 3 8008-31-9 Citrus reticulata Blanco, cultivar Dansy, fam. Rutaceae 0.01%
Yarrow (India) 84082-83-7 Achillea millefolium L., fam. Asteraceae (Compositae) 0.05%
Cerastium candidissimum (Greece) Cerastium candidissimum Correns, fam. Caryophyllaceae 0.8%
Tobacco, Yaka 8037-19-2 Nicotiana tabacum L., fam. Solanaceae 0.3%
Lime (Mexican, West Indian, Key) (France) 2 leaf 8008-26-2 Citrus aurantifolia (Christm.) Swingle, fam. Rutaceae 0.24%