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Ingredients

Ingredient Dictionary

HYDROXYETHYL-P-PHENYLENEDIAMINE SULFATE

Molecular structure

Definition

US FDA substance register · UNII L8W90PN89R · registered name HYDROXYETHYL-P-PHENYLENEDIAMINE SULFATE · single chemical substance

Source: US FDA Unique Ingredient Identifier (UNII)

Cosmetic roles

Dyes hairHAIR DYEING

Safety & regulatory references

Restricted
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)

ASEAN

  • Field of application and/or use : Hair dye substance in oxidative hair dye products. Use for dyeing eyelashes and eyebrows is not permitted.
  • Other limitations and requirements : After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 2.0% (calculated as sulphate) Indonesia only : After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 0.5% (calculated as sulphate) The direction for use “wear suitable gloves” must be included in label or leaflet text.
  • Conditions of use and warning which must be printed on the labels : The mixing ratio must be printed on the label. Hair colorants can cause severe allergic reactions. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary “black henna” tattoos may increase your risk of allergy. Do not colour your hair if: • you have a rash on your face or sensitive, irritated and damaged scalp, • you have ever experienced any reaction after colouring your hair, • you have experienced a reaction to a temporary “black henna” tattoo in the past Do not use to dye eyelashes or eyebrows Indonesia only: "Rinse the eyes immediately if product comes into contact with them because it can cause irritation”.

China

  • Maximum concentration : 1.5%

European Union

  • Product Type, body parts : Hair dye substance in oxidative hair dye products
  • Other : After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 2,0% (calculated as sulphate).

Source: MFDS (Korea) cosmetic regulatory information

EU Cosmetics Regulation, Annex III (restricted substances), entry 206 · applies to (a) Hair dye sub­stance in oxidat­ive hair dye products (b) Products in­tended for col­ouring eyelashes

Source: EU restricted substances (Annex III)

Restriction Annex III/206 · SCCS opinion: Opinion on Hydroxyethyl-p-phenylenediamine sulfate; Opinion on Hydroxyethyl-p-phenylenediamine Sulfate

Source: EU CosIng ingredient list

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

Names & identifiers

HYDROXYETHYL-P-PHENYLENEDIAMINE SULFATEINCIBenzeneethanol, 2,5-diamino-, sulfate (1:1) (salt)Synonym하이드록시에틸-p-페닐렌다이아민설페이트Korean label name (MFDS standard)
CAS No.chemical registry number
93841-25-9
EC No.EU chemical inventory number
298-995-1
DTXSIDUS EPA chemical ID
DTXSID90879808
DTXCIDUS EPA compound ID
DTXCID801017810
IUPAC
Sulfuric acid--2-(2,5-diaminophenyl)ethan-1-ol (1/1)
Molecular formula
C8H14N2O5S
Molecular weight
250.27 g/mol

What products actually use it for

What the 1 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.

  • Dye1

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

1 skin studies and 1 eye studies are on record.

Classed as highly irritating1

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 2 studies
  • High Frequency of Sensitization
    skin sensitisation: in vivo (LLNA) · Screening · according to OECD Guideline 429 (Skin Sensitisation: Local Lymph Node Assay)
  • Severe Irritation
    eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) according to

Source: US EPA CompTox dashboard

Related literature

Linked databases 20