Ingredient Dictionary

EICOSANE

Icosane is a straight chain alkane composed of 20 carbon atoms.

How much products actually contain

No product states its amount yet.

Of the products containing it, 2 list it before the 1% line and 11 after it (usually 1% or less).

Products using this ingredient

11 of 11 confirmed · likeliest to carry enough first

Definition

Icosane is a straight chain alkane composed of 20 carbon atoms. It has been isolated from the leaves of Agave attenuata. It has a role as a plant metabolite.

Source: PubChem

US FDA substance register · UNII 3AYA9KEC48 · registered name EICOSANE · single chemical substance

Source: US FDA Unique Ingredient Identifier (UNII)

Cosmetic roles

Gives the product a scentPERFUMINGListed as a fragrance-composition material (not a claim that it adds scent)FRAGRANCEMakes skin soft and smoothSKIN CONDITIONING - EMOLLIENTBase that dissolves other ingredientsSOLVENT

Safety & regulatory references

Not classified under Korea’s toxic-substance GHS list · existing chemical substance

Source: Korea toxic substances GHS register (NIER)

More data — names, identifiers, properties, test records, literature

Official labels & definitions

JCIA labelling name エイコサン: 本品は、次の化学式で表される有機化合物である。

Source: JCIA labelling names (Japan)

Names & identifiers

EICOSANEINCI에이코세인Korean label name (MFDS standard)エイコサンJapanese labelling name

CAS No.chemical registry number: 112-95-8
EC No.EU chemical inventory number: 204-018-1
DTXSIDUS EPA chemical ID: DTXSID1025227
DTXCIDUS EPA compound ID: DTXCID305227

IUPAC: Icosane
Molecular formula: C20H42
Molecular weight: 282.556 g/mol

Measured properties

Appearance: N-eicosane appears as colorless crystals or white crystalline solid. (NTP, 1992) · Other Solid
Odour: Odorless
Boiling point: 648.9 °F at 760 mmHg (NTP, 1992) · 344.1 °C
Melting point: 98.1 °F (NTP, 1992) · 36.48 °C
Solubility: less than 1 mg/mL at 77 °F (NTP, 1992) · In water, 1.9X10-3 mg/L at 25 °C
Density: 0.7886 at 68 °F (NTP, 1992) - Less dense than water, will float · 0.7886 g/cu cm at 20 °C
Stability: Stable under recommended storage conditions.
Colour: white
Melting/freezing point: 37 ℃
Initial boiling point and range: 343 ℃
Flash point: 182 ℃
Upper/lower flammability or explosive limits: 2.4 / 0.4 %
Vapour pressure: 0.0001 ㎜Hg (25 C)
Water solubility: 0.000005969 ㎎/ℓ
Vapour density: 9.75
Relative density: 0.7886
n-Octanol/water partition coefficient (Kow): 11.38
Auto-ignition temperature: 232 ℃
Viscosity: 4.29 cP (38 C)
Molecular weight: 282.55

Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.

Source: PubChem · KOSHA safety data sheets (Korea)

What products actually use it for

What the 7 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.

Fragrance4
Deodorizer1
Softener and conditioner1
Solvent1

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

6 skin studies and 5 eye studies are on record.

Classed as low18

The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.

See all 11 studies

Not likely to be sensitizing
skin sensitisation: in vivo (non-LLNA) · Screening · equivalent or similar to OECD Guideline 406 (Skin Sensitisation)
Category 6.3A (Category 2)
Skin Irritation · Read Across
Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) according to EU Method B.4 (Acute Toxicity: Dermal Irritation / Corrosion) according to
Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) equivalent or similar to
Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) equivalent or similar to other guideline: s 1500.41 Federal Register Vol. 38, No. 187, of the 27 September 1973, page 27019 according to
Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) according to
Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) according to EU Method B.5 (Acute Toxicity: Eye Irritation / Corrosion) according to
Category 6.4A (Category 2A)
Eye Irritation · Read Across
Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) according to
Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · other guideline: EPA guideline equivalent or similar to
Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) equivalent or similar to