ChemicalScan ChemicalScan

H335 — May cause respiratory irritation

Hazard class: Specific target organ toxicity, single exposure · Category 3 (respiratory tract irritation)

1522 substances with this hazard classification

What does H335 mean?

Inhalation may cause irritation of the respiratory tract.

Safety Guidance

Avoid breathing dust, fume, gas, mist, vapours, or spray. Use only outdoors or in a well-ventilated area.

Substances with H335

SubstanceCAS NumberSignal Word
(1H,3H)-quinazoline-2,4-dione 86-96-4 Warning
1'-hydroxy-2'-acetonaphthone 711-79-5 Warning
1-(isopropyl)-4-piperidone 5355-68-0 Danger
1-(isopropylamino)-3-[4-(2-methoxyethyl)phenoxy]propan-2-ol 51384-51-1 Danger
1-(isopropyl)pyrrolidin-2-one 3772-26-7 Warning
1-(m-chlorophenyl)piperazine 6640-24-0 Warning
1-(m-chlorophenyl)piperazine hydrochloride 65369-76-8 Danger
1-(methoxymethyl)-1H-imidazole 20075-26-7 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-2-oxo-2-phenylethyl)triphenylphosphonium bromide 2689-63-6 Warning
(1-methyl-3-piperidyl)methanol 7583-53-1 Warning
(±)-1-methyl-5-oxopyrrolidine-2-acetic acid 60307-25-7 Warning
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-methylheptyl)phenol 27985-70-2 Warning
(±)-1-methylpyrrolidine-2-methanol 30727-24-3 Warning
1-(methylsulphinyl)decane 3079-28-5 Warning
1-(methylsulphonyl)-1H-imidazole 40736-26-3 Warning
1-(methylsulphonyl)acetone 5000-46-4 Warning
1-(methylthio)butan-2-one 13678-58-5 Warning
1-(methylthio)propan-2-ol 6943-87-9 Warning
1-(morpholin-4-ylmethyl)-2-naphthol 27438-39-7 Danger
1-(morpholinocarbonylmethyl)piperazine 39890-46-5 Warning
1-(m-tolyl)piperazine 41186-03-2 Warning
1-(m-tolyl)piperazine dihydrochloride 13078-13-2 Warning
(1-naphthylmethyl)triphenylphosphonium chloride 23277-00-1 Warning
1-(o-chlorophenyl)piperazine hydrochloride 55974-33-9 Warning
1'(or 2')-(isopropylidene)isonicotinohydrazide 4813-04-1 Danger
1-(o-tolyl)cyclohexan-1-ol 6957-09-1 Danger
1-(p-chlorophenyl)acetone 5586-88-9 Warning
1-(p-chlorophenyl)cyclobutanecarboxylic acid 50921-39-6 Warning
1-(p-chlorophenyl)cyclopropanecarboxylic acid 72934-37-3 Warning
1-[p-(dimethylamino)phenyl]thiourea 22283-43-8 Warning
1-(phenylsulphonyl)aziridine 10302-15-5 Danger
1-(p-hydroxyphenyl)imidazole 10041-02-8 Warning
1-(p-toluenesulphonyl)imidazole 2232-08-8 Warning
1-(p-tolyl)piperazine 39593-08-3 Warning
1-(p-tolyl)piperazine dihydrochloride 13078-14-3 Warning
1-(pyrazin-2-yl)ethanone 22047-25-2 Warning
1-(pyren-1-yl)-1H-pyrrole-2,5-dione 42189-56-0 Warning
1-((pyrrolidine-1-carbonyl)methyl)piperazine 39890-45-4 Warning
(1R)-1,7,7-trimethyl-3-(trifluoroacetyl)bicyclo[2.2.1]heptan... 51800-98-7 Warning
(1R,2S,3R,6S)-1,2-dimethyl-3,6-epoxycyclohexane-1,2-dicarbox... 56-25-7 Danger
(1R)-3-(2,2,3,3,4,4,4-heptafluoro-1-oxobutyl)-1,7,7-trimethy... 51800-99-8 Warning
(1R)-6,6-dimethylbicyclo[3.1.1]hept-2-en-2-ethanol 35836-73-8 Warning
(1R-endo)-3-bromo-1,7,7-trimethylbicyclo[2.2.1]heptan-2-one 10293-06-8 Warning
(1R-exo)-1,7,7-trimethylbicyclo[2.2.1]heptan-2-amine hydroch... 24629-78-5 Warning
(1S)-1,8,8-trimethyl-3-oxabicyclo[3.2.1]octane-2,4-dione 595-31-3 Warning