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31,231 INCI ingredients · EU regulatory status · SCCS toxicology · Formulation tools

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31,231 ingredients Page 27 of 1042

4,6-Dimethyl-8-tert-butylcoumarin, when used as a fragrance ingredient

CAS 17874-34-9 EC 241-827-9
⚠ EU Restricted

4,7-DIMETHYL-4-VINYLOCT-6-EN-3-OL

CAS 85136-05-6 EC 285-727-3
PERFUMING ✓ EU Allowed

4-((4-Amino-3- methylphenyl)(4- imino-3-methyl- 2,5-cyclohexadien-1- ylidene)methyl)-2- methylphenylamine monohydrochloride (CI 42520)

CAS 3245-91-7 EC 221-831-7
COLORANT ⚠ EU Restricted

4-(2,4-Dihydroxyphenylazo)benzensulphonic acid (CAS 2050-34-2; EINECS 218-087-0) and its sodium salt (Acid Orange 6; CI 14270) (CAS 547-57-9; EINECS 208-924-8) when used as substance in hair dye products

CAS 2050-34-2 -- 547-57-9 EC 218-087-0 -- 208-924-8
⚠ EU Restricted

4-(3-aminopyrazolo[1,5-A]pyridin-2-yl)-1,1-dimethylpiperazin-1-ium chloride hydrochloride

CAS 1256553-33-9 EC 813-255-5
HAIR DYEING ⚠ EU Restricted

4-(3-ethoxy-4-hy­droxyphenyl)bu­tan-2-one

CAS 569646-79-3 EC 933-435-8
⚠ EU Restricted

4-(4-Methoxyphenyl)-3-butene-2-one (Anisylidene acetone), when used as a fragrance ingredient

CAS 943-88-4 EC 213-404-9
⚠ EU Restricted

4-(Phenylazo)resorcinol

CAS 2051-85-6 EC 218-131-9
⚠ EU Restricted

4-(Phenylazo)resorcinol (Solvent Orange 1; CI 11920) and its salts, when used as a substance in hair dye products

CAS 2051-85-6 EC 218-131-9
⚠ EU Restricted

4-AMINO-2-HYDROXYTOLUENE SULFATE

CAS 183293-62-1
HAIR DYEING ✓ EU Allowed

4-AMINO-2-NITRODIPHENYLAMINE-2'-CARBOXYLIC ACID

CAS 117907-43-4 EC 411-260-3
HAIR DYEING ✓ EU Allowed

4-AMINO-2-NITROPHENOL

CAS 119-34-6 EC 204-316-1
HAIR DYEING ⚠ EU Restricted

4-AMINO-3-HYDROXYBUTYRIC ACID

CAS 924-49-2 EC 213-106-9
SKIN CONDITIONING ✓ EU Allowed

4-Amino-2-Hydroxytoluene

CAS 2835-95-2 EC 220-618-6
Hair Dyeing ⚗️ Synthetic ✓ EU Allowed

4-Amino-2-Nitrodiphenylamine-2-Carboxylic Acid-Carboxylic Acid

CAS 117907-43-4
Hair Dyeing ⚗️ Synthetic ✓ EU Allowed

4-Amino-3-Nitrophenol

CAS 610-81-1 EC 210-236-8
Hair Dyeing ⚗️ Synthetic ✓ EU Allowed

4-Amino-3-hydroxytoluene when used as a substance in hair and eyelash dye products.

CAS 2835-98-5 EC 220-620-7
HAIR DYEING ⚠ EU Restricted

4-Amino-5-hydroxy-3-(4-nitrophenylazo)-6- (phenylazo)-2,7- naphthalenedisulfonic acid, disodium salt

CAS 1064-48-8 EC 213-903-1
⚠ EU Restricted

4-Amino-M-Cresol

CAS 2835-99-6 EC 220-621-2
Hair Dyeing ⚗️ Synthetic ✓ EU Allowed

4-Aminobenzenesulfonic acid (Sulfanilic acid) and its salts, when used as a substance in hair dye products

CAS 121-57-3 / 515-74-2 EC 204-482-5 / 208-208-5
⚠ EU Restricted

4-Aminobenzoic acid and its esters, with the free amino group

CAS 150-13-0 EC 205-753-0
⚠ EU Restricted

4-Aminobiphenyl hydrochloride

CAS 2113-61-3 EC -
⚠ EU Restricted

4-BUTYL-5-METHYLTHIAZOLE

CAS 57246-60-3 EC 260-645-0
PERFUMING ✓ EU Allowed

4-Benzyloxyphenol and 4-ethoxyphenol

CAS 103-16-2 / 622-62-8 EC 203-083-3 / 210-748-1
⚠ EU Restricted

4-Butylresorcinol

CAS 18979-61-8
antioxidant Official CosIng Information All Functions: antioxidant CAS #: 18979-61-8 Chemical 🌿 Natural ✓ EU Allowed

4-Chloro-2-Aminophenol

CAS 95-85-2 EC 202-458-9
Hair Dyeing ⚗️ Synthetic ✓ EU Allowed

4-Chlororesorcinol

CAS 95-88-5 EC 202-462-0
Hair Dyeing ⚗️ Synthetic ✓ EU Allowed

4-DIHYDROMETHYL-2H-PYRAN-2-YL GUAIACOL

CAS 128489-02-1
PERFUMING ✓ EU Allowed

4-Diethylamino-o-toluidine and its salts, when used as a substance in hair dye products

CAS 148-71-0 / 24828-38-4 / 2051-79-8 EC 205-722-1 / 246-484-9 / 218-130-3
⚠ EU Restricted

4-ETHOXY-M-PHENYLENEDIAMINE

CAS 5862-77-1
HAIR DYEING ⚠ EU Restricted