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Ingredients

Ingredient Dictionary

TRICLOCARBAN

Triclocarban is a member of the class of phenylureas that is urea substituted by a 4-chlorophenyl group and a 3,4-dichlorophenyl group at positions 1 and 3 respectively.

Molecular structure

Definition

US FDA substance register · UNII BGG1Y1ED0Y · registered name TRICLOCARBAN · single chemical substance

Source: US FDA Unique Ingredient Identifier (UNII)

Triclocarban is a member of the class of phenylureas that is urea substituted by a 4-chlorophenyl group and a 3,4-dichlorophenyl group at positions 1 and 3 respectively. It has a role as an antimicrobial agent, a xenobiotic, an antiseptic drug, a disinfectant and an environmental contaminant. It is a member of phenylureas, a dichlorobenzene and a member of monochlorobenzenes. It is functionally related to a 1,3-diphenylurea.

Source: PubChem

Triclocarban is the substituted carbanilide that conforms to the formula:

Cosmetic roles

Stops microbes growing in the productPRESERVATIVEInhibits microbial growthANTIMICROBIALReduces body odourDEODORANT

Safety & regulatory references

Restricted
Taiwan · United Kingdom
Allowed preservative
Taiwan · United Kingdom

Source: ASEAN Cosmetic Directive · EU Cosmetics Regulation · MFDS (Korea) cosmetic regulatory information · Taiwan FDA cosmetic ingredients · Taiwan FDA cosmetic regulations · UK cosmetics regulations (OPSS)

Argentina · Brazil

  • Field of application and/or use : in rinse-off products
  • Maximum concentration permitted at final product : 1.5%
  • Other limitations and requirements : Purity criteria: 3, 3 ', 4, 4'-Tetrachloroazobenzene that 1ppm or less; 3, 3', 4, 4'-Tetrachloroazoxybenzene 1ppm less than or equal
  • Maximum concentration permitted at final product : 0.2%
  • Other limitations and requirements : Purity criteria: 3,3 ', 4,4'-tetrachloro-azobenzene less than 1 ppm 3,3', 4,4'-tetrachloro-azoxybenzene less than 1 ppm

ASEAN

  • Field of application and/or use : Rinse-off products
  • Maximum authorised concentration in the finished cosmetic product : 1.5 %
  • Other limitations and requirements : Purity criteria: 3,3’,4,4’-Tetrachloroazobenzene ≤1 ppm 3,3’,4,4’-Tetrachloroazoxybenzene ≤1 ppm For purposes other than inhibiting the development of microorganisms in the product. This purpose has to be apparent from the presentation of the product As a preservative, see Annexe VI, Part 1, No 23

Japan

  • Maximum amount per 100 g (Cosmetics not used for mucosa and not to be washed away) : 0.30 g
  • Maximum amount per 100 g (Cosmetics that may be used for mucosa) : 0.30 g

China

  • Maximum concentration : 0.2%

South Korea

  • ∙ 0.2%

European Union

  • Product Type, body parts : Rinse-off products
  • Maximum concentration in ready for use preparation : 1.5%
  • Other : Purity criteria: 3, 3', 4, 4'-Tetrachloroazobenzene<=1ppm; 3, 3', 4, 4'-Tetrachloroazoxybenzene<=1ppm. For purposes other than inhibiting the development of micro-organisms in the product. This purpose has to be apparent from the presentation of the product
  • Maximum concentration in ready for use preparation : 0.2%
  • Other : Purity criteria: 3, 3', 4, 4'-Tetrachloroazobenzene

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)

EU Cosmetics Regulation, Annex III (restricted substances), entry 100 · maximum concentration 1.5% · applies to Rinse-off products

Source: EU restricted substances (Annex III)

EU Cosmetics Regulation, Annex V (allowed preservatives), entry 23 · maximum concentration 0,2 % · applies to All cosmetic products, with the exception of mouthwash.

Source: EU allowed preservatives (Annex V)

Restriction III/100 V/23

Source: EU CosIng ingredient list

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

Official labels & definitions

JCIA labelling name トリクロカルバン: 本品は、次の化学式で表されるカルバニリド誘導体である。

Source: JCIA labelling names (Japan)

Names & identifiers

TRICLOCARBANINCI트리클로카반Korean label name (MFDS standard)Urea, N-(4-chlorophenyl)-N'-(3,4-dichlorophenyl)-SynonymトリクロカルバンJapanese labelling name
CAS No.chemical registry number
101-20-2
CAS No.chemical registry number
1322-40-3
EC No.EU chemical inventory number
202-924-1
DTXSIDUS EPA chemical ID
DTXSID4026214
DTXCIDUS EPA compound ID
DTXCID906214
IUPAC
N-(4-Chlorophenyl)-N'-(3,4-dichlorophenyl)urea
Molecular formula
C13H9Cl3N2O
Molecular weight
315.58 g/mol

Measured properties

Appearance
Triclocarban appears as fine white plates or white powder. (NTP, 1992) · White solid, [Merck Index]
Odour
Slight, characteristic odor
Boiling point
250 °C at 97.8 kPa (733 mm Hg)
Melting point
482 to 493 °F (NTP, 1992) · 491.2- 493
Solubility
less than 1 mg/mL at 79 °F (NTP, 1992) · Insoluble
Density
0.336 g/cu cm at 20 °C
Stability
Stable under recommended storage conditions.
Dissociation constant
pKa = 12.7
Melting/freezing point
255.2~256 ℃
Vapour pressure
(3.61E-09mmHg @ 25 °C)
Water solubility
0.0237 ㎎/ℓ
n-Octanol/water partition coefficient (Kow)
4.9
Molecular weight
315.59

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 9 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.

  • Deodorizer3
  • Preservative3
  • Biocide2
  • Pharmaceutical (EPA)1

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

3 skin studies and 2 eye studies are on record.

Classed as low8

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 5 studies
  • Studies Indicate No Significant Irritation
    skin irritation: in vivo · Screening · other guideline: according to
  • Not likely to be sensitizing
    skin sensitisation: in vivo (non-LLNA) · Screening · according to other guideline:
  • 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
  • Moderate or Mild Irritation
    eye irritation: in vivo · Screening · other guideline: as below according to

Source: US EPA CompTox dashboard

Related literature

Linked databases 27