What is this ingredient?

미국 FDA 물질 등록 · UNII B6L83074BZ · 등록명 LAURYL METHACRYLATE · 단일 화학물질

All ingredients

Ingredient Dictionary

LAURYL METHACRYLATE

Definition

US FDA substance register · UNII B6L83074BZ · registered name LAURYL METHACRYLATE · single chemical substance

Source: US FDA Unique Ingredient Identifier (UNII)

Cosmetic roles

Adjusts thicknessVISCOSITY CONTROLLING

Safety & regulatory references

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

Source: Korea toxic substances GHS register (NIER)

Reviewed by CIR: Methacrylate Ester Monomers

Source: US Cosmetic Ingredient Review (CIR)

Reviewed by CIR: Final Report on the Safety Assessment of Methacrylate Ester Monomers Used in Nail Enhancement Products

Source: US Cosmetic Ingredient Review (CIR)

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

Official labels & definitions

JCIA labelling name メタクリル酸ラウリル: 本品は、メタクリル酸とラウリルアルコール（＊）のエステルであり、次の化学式で表される。

Source: JCIA labelling names (Japan)

Names & identifiers

LAURYL METHACRYLATEINCI라우릴메타크릴레이트Korean label name (MFDS standard)2-Propenoic acid, 2-methyl-, dodecyl esterSynonymメタクリル酸ラウリルJapanese labelling name

CAS No.chemical registry number: 142-90-5
CAS No.chemical registry number: 93804-49-0
EC No.EU chemical inventory number: 205-570-6
EC No.EU chemical inventory number: 298-425-1
DTXSIDUS EPA chemical ID: DTXSID4027103
DTXCIDUS EPA compound ID: DTXCID107103

IUPAC: Dodecyl 2-methylprop-2-enoate
Molecular formula: C16H30O2
Molecular weight: 254.414 g/mol

Measured properties

Appearance: Dodecyl methacrylate is a liquid. Floats on water. (USCG, 1999) · Dodecyl/pentadecyl methacrylate is a colorless liquid. Less dense than water and insoluble in water. A mixture of esters of methacrylic acid. (USCG, 1999)
Boiling point: 142 °C @ 4 mm Hg
Melting point: -8 °F (USCG, 1999) · -20 °C
Solubility: Insol in water
Density: 0.868 at 77 °F (USCG, 1999) - Less dense than water, will float · 0.87 at 77 °F (approx) (USCG, 1999) - Less dense than water, will float
Colour: colourless
Melting/freezing point: -7 ℃
Initial boiling point and range: 142 ℃(at 4mmHg)
Flash point: 126 ℃
Vapour pressure: 660 ㎩ (20℃)
Water solubility: 3400 ㎎/ℓ (at 20℃)
Vapour density: 8.8
Relative density: 0.871 (at 20℃)
n-Octanol/water partition coefficient (Kow): 6.45
Auto-ignition temperature: 296 ℃
Molecular weight: 254.41

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 97 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.

Fragrance85
Monomers2
Flow promoter2
Viscosity modifier2
Hydraulic fluids2
Intermediate2
Photosensitive agent1
Lubricating agent1

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

6 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 10 studies

Not classified
Skin Irritation · Screening
Classification not possible
Skin Sensitization · Screening
Moderate or Mild Irritation
skin irritation: in vivo · Screening · other guideline: according to Appraisal of the Safety of Chemicals in foods, drugs and cosmetics, FDA Draize (1959) according to
Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) adopted 21 May 1981. EEC Directive 84/449/EEC, Part B: methods for the determination of Toxicity, B5. Acute Toxicity. Skin irritation. Official Journal of the European Communities, No L251, pp. 106-108 according to
Category 6.3A (Category 2)
Skin Irritation · Read Across
Skin Irrit. 2
Skin Irritation · Authoritative
Not classified
Eye Irritation · Screening
Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · other guideline: according to Appraisal of the Safety of Chemicals in foods, drugs and cosmetics, FAD Draize (1959) according to
Category 6.4A (Category 2A)
Eye Irritation · Read Across
Eye Irrit. 2
Eye Irritation · Authoritative