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Ingredients

Ingredient Dictionary

STEARAMINE

Octadecan-1-amine is an 18-carbon primary aliphatic amine.

Molecular structure

Definition

Octadecan-1-amine is an 18-carbon primary aliphatic amine. It has a role as a film-forming compound.

Source: PubChem

US FDA substance register · UNII FFV58UNY7O · registered name STEARAMINE · single chemical substance

Source: US FDA Unique Ingredient Identifier (UNII)

Cosmetic roles

Reduces staticANTISTATIC

Safety & regulatory references

Restricted or banned
China · South Korea

Source: MFDS (Korea) cosmetic regulatory information

Argentina · Brazil

  • Maximum concentration permitted at final product : Under maximum secondary amine: 0.5%
  • Other limitations and requirements : No use with nitrosating systems. Minimum 99% -Pureza. Maximum -Tenor of secondary amines in raw materials 0.5%. Maximum nitrosamine -Tenor: 50 ug / kg. -Envasar / Nitrite - free store in containers.

ASEAN

  • Maximum authorised concentration in the finished cosmetic product : Maximum secondary amine content: 0.5%
  • Other limitations and requirements : • Do not use with nitrosating systems • Minimum purity: 99% • Maximum secondary amine content: 0.5% (applies to raw materials) • Maximum nitrosamine content: 50 μg/kg • Keep in nitrite-free containers

European Union

  • Maximum concentration in ready for use preparation : Maximum secondary amine content: 0.5%
  • Other : - Do not use with nitrosating systems - Minimum purity: 99% - Maximum secondary amine content: 0.5% (applies to raw materials) - Maximum nitrosamine content: 50 microgram/kg - Keep in nitrite-free containers

Source: MFDS (Korea) cosmetic regulatory information

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

Source: Korea toxic substances GHS register (NIER)

Restriction III/61

Source: EU CosIng ingredient list

Reviewed by CIR: Final Report on the Safety Assessment of Lauramine and Stearamine

Source: US Cosmetic Ingredient Review (CIR)

CIR reviewed this ingredient and flagged its status as: CIR insufficient data ingredients - use not supported (insufficient data or use not supported — CIR's own classification, not a full safety-as-used conclusion).

Source: US Cosmetic Ingredient Review (CIR)

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

Official labels & definitions

JCIA labelling name ステアラミン: 本品は、次の化学式で表される脂肪族アミンである。

Source: JCIA labelling names (Japan)

Names & identifiers

STEARAMINEINCI스테아라민Korean label name (MFDS standard)1-OctadecanamineSynonymステアラミンJapanese labelling name
CAS No.chemical registry number
124-30-1
EC No.EU chemical inventory number
204-695-3
DTXSIDUS EPA chemical ID
DTXSID1025801
DTXCIDUS EPA compound ID
DTXCID505801
IUPAC
Octadecan-1-amine
Molecular formula
C18H39N
Molecular weight
269.517 g/mol

Measured properties

Appearance
Octadecylamine appears as a white solid. Insoluble in water and less dense than water. Hence floats on water. Contact may irritate skin, eyes and mucous membranes. May be toxic by ingestion. Used to make other chemicals. · Dry Powder, Other Solid, Large Crystals, CBI, Liquid
Boiling point
660 °F at 760 mmHg (NTP, 1992) · 346.8 °C @ 760 mm Hg
Melting point
120 to 126 °F (NTP, 1992) · 52.9 °C
Solubility
less than 1 mg/mL at 72 °F (NTP, 1992) · Insol in water, sol in alcohol, ether, benzene, very sol in chloroform, miscible in acetone
Density
0.8618 at 68 °F (NTP, 1992) - Less dense than water, will float · 0.8618 @ 20 °C/4 °C
Dissociation constant
pKa = 10.65
Melting/freezing point
53 ℃
Initial boiling point and range
349 ℃
Flash point
110 ℃
Vapour pressure
0.0000438 ㎜Hg (at 25C(est.))
Water solubility
0.001796 ㎎/ℓ ( (calculated))
Vapour density
9.3 ()
Relative density
(0.8618)
n-Octanol/water partition coefficient (Kow)
7.71 ((est.))
Molecular weight
269.52

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 14 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.

  • Anti-static agent4
  • Processing aids not otherwise specified3
  • Intermediate2
  • No specific technical function2
  • Lubricating agent1
  • Surfactant (surface active agent)1
  • Corrosion inhibitor1

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

8 skin studies and 4 eye studies are on record.

Classed as moderate1

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 12 studies
  • SkinIrr2
    Skin Irritation · QSAR Predicted
  • Classification not possible
    Skin Sensitization · Screening
  • SkinSens1
    Skin Sensitization · QSAR Predicted
  • Category 6.5B (Category 1)
    Skin Sensitization · Read Across
  • Category 2
    Skin Irritation · Screening
  • Severe Irritation
    skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) according to
  • Skin Irrit. 2
    Skin Irritation · Authoritative
  • Category 8.2C (Category 1C)
    Skin Irritation · Read Across
  • Category 2A
    Eye Irritation · Screening
  • Category 8.3A (Category 1)
    Eye Irritation · Read Across
  • Severe Irritation
    eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) according to
  • Eye Dam. 1
    Eye Irritation · Authoritative

Source: US EPA CompTox dashboard

Related literature

Linked databases 21