Ingredient Dictionary

ACID BLUE 9

Brilliant Blue is an organic molecular entity.

How much products actually contain

No product states its amount yet.

Of the products containing it, 31 list it before the 1% line and 200 after it (usually 1% or less).

Products using this ingredient

12 of 229 confirmed · likeliest to carry enough first · See all 229

Definition

Brilliant Blue is an organic molecular entity.

Source: PubChem

US FDA substance register · UNII H3R47K3TBD · registered name FD&C BLUE NO. 1 · mixture

Source: US FDA Unique Ingredient Identifier (UNII)

Acid Blue 9 is classed chemically as a triphenylmethane colour. It conforms to the formula:

Cosmetic roles

Dyes hairHAIR DYEING

Safety & regulatory references

Restricted: Japan · South Korea · 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 nonoxidative hair dye products Use for dyeing eyelashes and eyebrows is not permitted.
Maximum authorised concentration in the finished cosmetic product : 0.5%
Other limitations and requirements : The free base and salts of this hair colouring ingredient, unless prohibited under Annex II, are permitted for use. 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 : Do not use to dye eyelashes or eyebrows

United States

Eye Area : Yes, also Al lake
Generally (Includes Lipsticks) : Yes
External Use : Yes

European Union

Product Type, body parts : Hair dye substance in non-oxidative hair dye products
Maximum concentration in ready for use preparation : 0.5%
Other : Purity criteria as sset out in Commission Directive 95/45/EC (E 133)

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/190 · SCCS opinion: Opinion on Acid Blue 9

Source: EU CosIng ingredient list

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

Names & identifiers

ACID BLUE 9INCI청색1호Korean label name (MFDS standard)산성청색9호Korean label name (MFDS standard)Benzenemethanaminium, N-ethyl-N-[4-[[4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl](2-sulfophenyl)methylene]-2,5-cyclohexadien-1-ylidene]-3-sulfo-, hydroxide, inner salt, disodium saltSynonym

CAS No.chemical registry number: 3844-45-9
EC No.EU chemical inventory number: 223-339-8
DTXSIDUS EPA chemical ID: DTXSID2020189
DTXCIDUS EPA compound ID: DTXCID40189

IUPAC: Disodium 2-{(Z)-(4-{ethyl[(3-sulfonatophenyl)methyl]amino}phenyl)[(4Z)-4-{ethyl[(3-sulfonatophenyl)methyl]iminio}cyclohexa-2,5-dien-1-ylidene]methyl}benzene-1-sulfonate
Molecular formula: C37H34N2Na2O9S3
Molecular weight: 792.84 g/mol

Measured properties

Appearance: solid
Odour: odourless
Melting/freezing point: 283 ℃
Water solubility: 5% g/100㎖
Relative density: (&amp, gt, 1)
n-Octanol/water partition coefficient (Kow): 0.15
Decomposition temperature: 283 ℃
Molecular weight: 792.86

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: KOSHA safety data sheets (Korea)

What products actually use it for

What the 200 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.

Dye196
Flavouring and nutrient2
Fragrance1
Pigment1

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

3 skin studies and 2 eye studies are on record.

Classed as low2

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

Category 6.3B (Category 3)
Skin Irritation · Read Across
Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) equivalent or similar to
Not likely to be sensitizing
skin sensitisation: in vivo (LLNA) · Screening · equivalent or similar to OECD Guideline 429 (Skin Sensitisation: Local Lymph Node Assay)
Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) equivalent or similar to
Category 6.4A (Category 2A)
Eye Irritation · Read Across