What is this ingredient?

미국 FDA 물질 등록 · UNII 2WPR32U0CP · 등록명 BRILLIANT BLACK 1 · 단일 화학물질

All ingredients

Ingredient Dictionary

CI 28440

CI 28440 is classed chemically as a disazo colour.

Definition

US FDA substance register · UNII 2WPR32U0CP · registered name BRILLIANT BLACK 1 · single chemical substance

Source: US FDA Unique Ingredient Identifier (UNII)

CI 28440 is classed chemically as a disazo colour. It conforms to the formula:

Cosmetic roles

Adds colourCOLORANT

Safety & regulatory references

Restricted: ASEAN · China · Taiwan
Allowed colourant: ASEAN · Taiwan

Source: MFDS (Korea) cosmetic regulatory information · ASEAN Cosmetic Directive · Taiwan FDA cosmetic ingredients

Argentina · Brazil

Field of application and/or use : Dye Substances allowed for all kinds of products.

European Union

Other : Purity criteria as set out in Commission Directive 95/45/EC (E 151)

Source: MFDS (Korea) cosmetic regulatory information

EU Cosmetics Regulation, Annex IV (allowed colourants), entry 53

Source: EU allowed colourants (Annex IV)

Restriction IV/53

Source: EU CosIng ingredient list

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

Names & identifiers

CI 28440INCI1,7-Naphthalenedisulfonic acid, 4-(acetylamino)-5-hydroxy-6-[[7-sulfo-4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, tetrasodium saltSynonym

CAS No.chemical registry number: 2519-30-4
EC No.EU chemical inventory number: 219-746-5
DTXSIDUS EPA chemical ID: DTXSID2020183
DTXCIDUS EPA compound ID: DTXCID201840885

IUPAC: Tetrasodium 4-acetamido-5-hydroxy-6-({7-sulfonato-4-[(4-sulfonatophenyl)diazenyl]naphthalen-1-yl}diazenyl)naphthalene-1,7-disulfonate
Molecular formula: C28H17N5Na4O14S4
Molecular weight: 867.66 g/mol

Measured properties

Appearance: solid
pH: 8.06 (36°C(1vol%))
Melting/freezing point: &amp, gt, 329.75 ℃ ( 968.8hPa)
Flash point: &amp, gt, 250 ℃ (966.8hPa)
Vapour pressure: 6.09E-37 ㎜Hg (25°C)
Water solubility: 10 g/ℓ (31.8°C)
Vapour density: 29.95094925785295
Relative density: 0.513 (33.4°C(tap))
n-Octanol/water partition coefficient (Kow): 2.855
Molecular weight: 867.679

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 2 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.

Dye2

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

2 skin studies and 0 eye studies are on record.

Classed as highly irritating1Classed as low1

The studies disagree (the most common conclusion covers 50%), so they do not establish that this ingredient is irritating. These tests are on the raw material itself; irritation at the amount in a finished product is a different question.

See all 2 studies

Not likely to be sensitizing
skin sensitisation · Screening · according to other guideline: as below
High Frequency of Sensitization
skin sensitisation · Screening · according to other guideline: as below