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H317 — May cause an allergic skin reaction

Hazard class: Skin sensitization · Category 1, 1A, 1B

541 substances with this hazard classification

What does H317 mean?

The substance may cause an allergic skin reaction (contact dermatitis) upon repeated exposure.

Safety Guidance

Avoid breathing dust, fume, gas, mist, vapours, or spray. Wear protective gloves. If skin irritation or rash occurs, get medical attention.

Substances with H317

SubstanceCAS NumberSignal Word
1-(mercaptomethyl)cyclopropylacetic acid 162515-68-6 Danger
1-(methoxymethyl)propyl isothiocyanate 85099-02-1 Danger
(1-methyl-1,2-ethanediyl)bis[oxy(methyl-2,1-ethanediyl)] dia... 42978-66-5 Warning
(±)-1-methyl-3-phenylpropylamine 22148-77-2 Danger
(±)-1-methyl-4-(1-methylvinyl)cyclohexene 7705-14-8 Danger
1-(methylamino)-4-[(3-methylphenyl)amino]anthraquinone 6408-50-0 Warning
(1-methylethylidene)bis(4,1-phenyleneoxy-2,1-ethanediyl) bis... 24448-20-2 Danger
(1-methylethylidene)bis[4,1-phenyleneoxy(2-hydroxy-3,1-propa... 1565-94-2 Danger
(1-methylethylidene)bis[4,1-phenyleneoxy(2-hydroxy-3,1-propa... 4687-94-9 Warning
1-(methylthio)-3-nitrobenzene 2524-76-7 Warning
1-(naphthyl)ethan-1-one 1333-52-4 Warning
1-(N,N-bis(2-ethylhexyl)aminomethyl)-1,2,4-triazole 91273-04-0 Danger
1-(O-Acetyloxime)-1-[9-ethyl-6-(2-methylbenzoyl)-9H-carbazol... 478556-66-0 Warning
(1-phenylethyl)xylene 40766-31-2 Danger
1'-(phenylmethyl)-[1,4'-bipiperidine]-4'-carbonitrile 84254-97-7 Danger
(1R,12R)-9-methoxy-4-methyl-11-oxa-4-azatetracyclo[8.6.1.0^{... 1668-86-6 Warning
(1R,3S,4S,5S)-4,6,6-trimethylspiro[bicyclo[3.1.1]heptane-3,4... 133636-82-5 Danger
(1R,4S)-2-azabicyclo[2.2.1]hept-5-en-3-one 79200-56-9 Danger
(1R,5R)-2,6,6-trimethylbicyclo[3.1.1]hept-2-ene 7785-70-8 Danger
(1R)-6,6-dimethylbicyclo[3.1.1]hept-2-en-2-ethanol 35836-73-8 Warning
(1R-trans)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecar... 61914-47-4 Danger
(1S)-1-{(2R)-3,4-bis[(2-hexyldecanoyl)oxy]-5-oxo-2,5-dihydro... 183476-82-6 Warning
(1S)-2-Chloro-1-methyl-2-oxoethyl acetate 36394-75-9 Danger
(1S)-2-methyl-2,5-diazobicyclo[2.2.1]heptane dihydrobromide 125224-62-6 Warning
(1S)-3,7,7-trimethylbicyclo[4.1.0]hept-3-ene 498-15-7 Danger
(1S,5S)-2,6,6-trimethylbicyclo[3.1.1]hept-2-ene 7785-26-4 Danger
(1S-cis)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecar... 26771-06-2 Danger
(1S-Cis)-4-(2-Amino-6-chloro-9H-purin-9-yl)-2-cyclopentene-1... 172015-79-1 Danger
(1S-endo)-1,3,3-trimethylbicyclo[2.2.1]heptan-2-ol 512-13-0 Warning
(1S-endo)-1,7,7-trimethylbicyclo[2.2.1]heptan-2-ol 464-45-9 Danger
1-(tert-dodecylthio)propan-2-ol 67124-09-8 Warning
1-(vinyloxy)octadecane 930-02-9 Warning
(1α,2α,3β,6β)-1,2,3,6-tetrahydro-3,6-methanophthalic anhydri... 2746-19-2 Danger
(1α,2α,5α)-2,5-dimethylcyclohex-3-ene-1-carbaldehyde 35145-02-9 Warning
(1α,2β,4β,6α)-2,2,7-trimethyl-3-oxatricyclo[4.1.1.02,4]octan... 32162-27-9 Danger
(±)-2(10)-pinen-3-one 30460-92-5 Danger
(2,2'-(3,3'-dioxidobiphenyl-4,4'-diyldiazo)bis(6-(4-(3-(diet... 159604-94-1 Warning
(2,3,5,6-tetrafluorophenyl)methanol 4084-38-2 Warning
(2,3-dichlorophenyl)oxoacetonitrile 77668-42-9 Danger
(2,4,6-trioxo-1,3,5-triazine-1,3,5(2H,4H,6H)-triyl)tri-2,1-e... 40220-08-4 Warning
(2,4,6-trioxotriazine-1,3,5(2H,4H,6H)-triyl)tris(hexamethyle... 3779-63-3 Warning
(2,4,6-trioxotriazine-1,3,5(2H,4H,6H)-triyl)tris(methyl-m-ph... 26603-40-7 Danger
(2,4-diaminopteridin-6-yl)methanol hydrobromide 76145-91-0 Warning
(2,4-dichlorophenyl)oxirane 13692-15-4 Warning
(±)-2-allyl-4-hydroxy-3-methylcyclopent-2-en-1-one 29605-88-7 Warning
(-)-2-aminobutyric acid 1492-24-6 Warning
(2-aminoethyl)carbamic acid 109-58-0 Warning
(2-(aminomethyl)phenyl)acetylchloride hydrochloride 61807-67-8 Danger
(±)-2-aminooctanoic acid 644-90-6 Warning
(2-butyl-5-nitrobenzofuran-3-yl)[4-(3-dibutylaminopropoxy)ph... 141645-23-0 Danger