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Environmental / aquatic hazards
5,740 substances
Substances hazardous to the aquatic environment, acute or long-term (H400–H413).
2-chloro-4-(1H-pyrazol-3-yl)benzonitrile
CAS 1297537-37-1
2-chloro-4-[3-iodo-1-(1-methylethyl)-1H-pyrazol-4-yl]pyrimidine
CAS 1269440-58-5
2-chloro-4-fluoro-5-nitrophenyl (isobutyl)carbonate
CAS 141772-37-4
2-chloro-4-nitroaniline
CAS 121-87-9
2-chloro-4-nitrotoluene
CAS 121-86-8
2-chloro-5-chloromethylthiazole
CAS 105827-91-6
2-chloro-5-methyl-pyridine
CAS 18368-64-4
2-chloro-5-nitrobenzoic acid
CAS 2516-96-3
2-chloro-5-sec-hexadecylhydroquinone
CAS 137193-60-3
2-chloro-6-(ethylamino)-4-nitrophenol
CAS 131657-78-8
2-chloro-6-fluoro-phenol
CAS 2040-90-6
2-chloro-6-nitrotoluene
CAS 83-42-1
2-chloro-N,N-dimethyl-3-oxobutyramide
CAS 5810-11-7
2-chloro-N-(2,6-dichlorophenyl)-N-phenylacetamide
CAS 15308-01-7
2-chloro-N-(4-methylphenyl)acetamide
CAS 16634-82-5
2-chloro-N-[[[4-(trifluoromethoxy)phenyl]amino]carbonyl]benzamide
CAS 64628-44-0
2-chloro-p-toluenesulfochloride
CAS 42413-03-6
2-chloroaniline
CAS 95-51-2
2-chlorobenzene-1,4-diammonium sulphate
CAS 6219-71-2
2-chlorobenzothiazole
CAS 615-20-3
2-chlorobutane
CAS 78-86-4
2-chloroethyldiethylammonium chloride
CAS 869-24-9
2-chloroethyldimethylamine
CAS 107-99-3
2-chloroethyldimethylammonium chloride
CAS 4584-46-7
2-chloromethyl-3,4-dimethoxypyridinium chloride
CAS 72830-09-2
2-chlorophenol [1] 4-chlorophenol [2] 3-chlorophenol [3] chlorophenol [4]
CAS 95-57-8
2-chlorophenothiazine
CAS 92-39-7
2-chlorophenyl cyclopentyl ketone
CAS 6740-85-8
2-chlorophenyl isocyanate
CAS 3320-83-0
2-chloropropyldimethylammonium chloride
CAS 4584-49-0
2-chloropyridine
CAS 109-09-1
2-chlorotoluene [1] 3-chlorotoluene [2] 4-chlorotoluene [3] chlorotoluene [4]
CAS 95-49-8
2-cyclododecylpropan-1-ol
CAS 118562-73-5
2-cyclohexylidene-2-phenylacetonitrile
CAS 10461-98-0
2-cyclohexylphenol
CAS 119-42-6
2-cyclohexylpropanal
CAS 2109-22-0
2-cyclopentene-1-acetic acid, 3-hydroxy-2-pentyl-, methyl ester acetate
CAS 57374-49-9
2-cyclopentylidene cyclopentanol; 1,1'-bi(cyclopentyliden)-2-ol
CAS 6261-30-9
2-dibutylaminoethanol
CAS 102-81-8
2-diisopropylaminoethanol
CAS 96-80-0
2-ethoxy-1-[[2'-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl]-1H-benzimidazole-7-carboxylic acid
CAS 139481-59-7
2-ethoxy-2-methylpropane
CAS 637-92-3
2-ethoxy-4-(ethoxymethyl)phenol
CAS 71119-07-8
2-ethoxy-5-fluoro-1H-pyrimidin-4-one
CAS 56177-80-1
2-ethoxyethyl (2Z)-2-cyano-2-[3-(3-methoxypropylamino)cyclohex-2-en-1-ylidene]acetate
CAS 1419401-88-9
2-ethoxyethyl ethyl carbonic acid ester
CAS 627034-93-9
2-ethoxyphenol
CAS 94-71-3
2-ethyl-1-(2-(1,3-dioxanyl)ethyl)-pyridinium bromide
CAS 287933-44-2
2-ethyl-2,3-dihydro-2-methyl-1H-perimidine
CAS 43057-68-7
2-ethyl-2-[[(1-oxoallyl)oxy]methyl]-1,3-propanediyl diacrylate; 2,2-bis(acryloyloxymethyl)butyl acrylate; trimethylolpropane triacrylate
CAS 15625-89-5
2-ethyl-N,N-bis(2-ethylhexyl)hexylamine
CAS 1860-26-0
2-ethyl-N-(3-methoxyphenyl)-N-methylbutanamide
CAS 2101947-22-0
2-ethyl-N-methyl-N-(3-methylphenyl)butanamide
CAS 406488-30-0
2-ethylanthraquinone
CAS 84-51-5
2-ethylhex-2-enal
CAS 645-62-5
2-ethylhexanoic acid, cerium salt
CAS 24593-34-8
2-ethylhexanoic acid, copper salt
CAS 22221-10-9
2-ethylhexanoic acid, manganese salt
CAS 15956-58-8
2-ethylhexyl (2E)-3-(4-methoxyphenyl)acrylate
CAS 83834-59-7
2-ethylhexyl (2R)-2-(4-chloro-2-methylphenoxy)propanoate
CAS 861229-15-4
2-ethylhexyl (4-chloro-2-methylphenoxy)acetate
CAS 29450-45-1
2-ethylhexyl (5-isocyanato-2-methylphenyl)-carbamate
CAS 68938-61-4
2-ethylhexyl 10-ethyl-4,4-dioctyl-7-oxo-8-oxa-3,5-dithia-4-stannatetradecanoate; [DOTE]
CAS 15571-58-1
2-ethylhexyl 10-ethyl-4-[[2-[(2-ethylhexyl)oxy]-2-oxoethyl]thio]-4-octyl-7-oxo-8-oxa-3,5-dithia-4-stannatetradecanoate
CAS 27107-89-7
2-ethylhexyl 10-ethyl-4-[[2-[(2-ethylhexyl)oxy]-2-oxoethyl]thio]-7-oxo-8-oxa-3,5-dithia-4-phosphatetradecanoate 4-oxide
CAS 83547-95-9
2-ethylhexyl 12-ethyl-5,5-dioctyl-9-oxo-10-oxa-4,6-dithia-5-stannahexadecanoate
CAS 59185-95-4
2-ethylhexyl 14-ethyl-6,6-dioctyl-4,8,11-trioxo-5,7,12-trioxa-6-stannaoctadeca-2,9-dienoate
CAS 10039-33-5
2-ethylhexyl 2-([1,1'-biphenyl]-4-ylcarbonyl)benzoate
CAS 75005-95-7
2-ethylhexyl 3,5,5-trimethylhexanoate
CAS 70969-70-9
2-ethylhexyl 3-mercaptopropionate
CAS 50448-95-8
2-ethylhexyl 4,4-dibutyl-10-ethyl-7-oxo-8-oxa-3,5-dithia-4-stannatetradecanoate
CAS 10584-98-2
2-ethylhexyl 4-aminobenzoate
CAS 26218-04-2
2-ethylhexyl 7-oxabicyclo[4.1.0]heptane-3-carboxylate
CAS 62256-00-2
2-ethylhexyl benzoate
CAS 5444-75-7
2-ethylhexyl diphenyl phosphate
CAS 1241-94-7
2-ethylhexyl hydrogen maleate
CAS 7423-42-9
2-ethylhexyl mercaptoacetate
CAS 7659-86-1
2-ethylhexyl methacrylate
CAS 688-84-6
2-ethylhexyl nitrate
CAS 27247-96-7
2-ethylhexyl salicylate
CAS 118-60-5
2-ethylhexyl[[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]thio]acetate
CAS 80387-97-9
2-ethylhexylamine
CAS 104-75-6
2-ethylphenylhydrazine hydrochloride
CAS 19398-06-2
2-fluoro-4-hydroxybenzonitrile
CAS 82380-18-5
2-fluoro-5-trifluoromethylpyridine
CAS 69045-82-5
2-fluoro-6-trifluoromethylpyridine
CAS 94239-04-0
2-fluoroaniline
CAS 348-54-9
2-heptyl-4,5-dihydro-1H-imidazole-1-ethanol
CAS 36060-61-4
2-heptylcyclopentanone
CAS 137-03-1
2-hexyldecanoic acid [4-(6-tert-butyl-7-chloro-1H-pyrazolo[1,5-b][1,2,4]triazol-2-yl)phenylcarbamoyl]methylester
CAS 379268-96-9
2-hexyldecyl-p-hydroxybenzoate
CAS 148348-12-3
2-hydroxy-1-(4-(4-(2-hydroxy-2-methylpropionyl)benzyl)phenyl)-2-methylpropan-1-one
CAS 474510-57-1
2-hydroxy-1-naphthaldehyde
CAS 708-06-5
2-hydroxy-2-methylbutyronitrile
CAS 4111-08-4
2-hydroxy-2-methylpropionitrile; 2-cyanopropan-2-ol; acetone cyanohydrin
CAS 75-86-5
2-hydroxy-2-methylpropiophenone
CAS 7473-98-5
2-hydroxy-3-(prop-2-enoyloxy)propyl 2-methyl-2-propylhexanoate
CAS 444649-70-1
2-hydroxy-3-[(2-hydroxyethyl)-[2-(1-oxotetradecyl)amino]ethyl]amino]-N,N,N-trimethyl-1-propanammonium chloride
CAS 141890-30-4
2-hydroxy-3-phenoxypropyl acrylate
CAS 16969-10-1
2-hydroxy-4'-hydroxyethoxy-2-methylpropiophenone
CAS 106797-53-9
2-hydroxy-4-(methylthio)butyronitrile
CAS 17773-41-0
2-hydroxy-4-(trifluoromethyl)benzoic acid
CAS 328-90-5
2-hydroxybenzoic acid 2-butyloctyl ester
CAS 190085-41-7
2-hydroxycyclohepta-2,4,6-trienone
CAS 533-75-5
2-hydroxyethanesulphonic acid
CAS 107-36-8
2-hydroxyethanesulphonic acid, compound with 4,4'-[hexane-1,6-diylbis(oxy)]bis[benzenecarboxamidine] (2:1)
CAS 659-40-5
2-hydroxyethyl acrylate
CAS 818-61-1
2-hydroxyiminopropiophenone
CAS 119-51-7
2-hydroxymethyl-3-methyl-4-(2,2,2-trifluoroethoxy)pyridine
CAS 103577-66-8
2-hydroxymethyl-9-methyl-6-(1-methylethyl)-1,4-dioxaspiro[4.5]decane
CAS 63187-91-7
2-hydroxynaphthalene-1-carbaldehyde [(2-hydroxy-1-naphthyl)methylene]hydrazone
CAS 2387-03-3
2-isobutyl-2-isopropyl-1,3-dimethoxypropane
CAS 129228-21-3
2-isobutyl-4-vinyl-1,3-dioxolane
CAS 1411949-02-4
2-isocyanatoethyl prop-2-enoate
CAS 13641-96-8
2-isopropyl-2-(1-methylbutyl)-1,3-dimethoxypropane
CAS 129228-11-1
2-isopropyl-4-(N-methyl)aminomethylthiazole
CAS 154212-60-9
2-isopropyl-5-methylcyclohexyloxycarbonyloxy-2-hydroxypropane
CAS 156324-82-2
2-isopropyl-9H-thioxanthen-9-one
CAS 5495-84-1
2-mercaptobenzothiazolyl-(Z)-(2-aminothiazol-4-yl)-2-(tert-butoxycarbonyl) isopropoxyiminoacetate
CAS 89604-92-2
2-methoxy-2-methylheptane
CAS 76589-16-7
2-methoxy-N,N,β-trimethyl-10H-phenothiazine-10-propylamine
CAS 851-68-3
2-methoxybut-2-ene
CAS 6380-95-6
2-methoxyethyl 2-[(3-nitrophenyl)methylene]acetoacetate
CAS 39562-22-6
2-methoxyethylmercury chloride
CAS 123-88-6
2-methyl-1,2-benzothiazol-3(2H)-one; [MBIT]
CAS 2527-66-4
2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one
CAS 71868-10-5
2-methyl-1-(4-{[4-(2-methylpropanoyl)phenyl]methyl}phenyl)propan-1-one
CAS 80067-83-0
2-methyl-1-pentylpyridinium bromide
CAS 148292-41-5
2-methyl-2,3,4,5,6,7,8,9,10,11,12,13-dodecahydro-1H-cyclopenta[12]annulene
CAS 21890-09-5
2-methyl-2-nitropropan-1-ol
CAS 76-39-1
2-methyl-2H-isothiazol-3-one hydrochloride; 2-methyl-2,3-dihydro-1,2-thiazol-3-one hydrochloride
CAS 26172-54-3
2-methyl-4-(1,1-dimethylethyl)-6-(1-methyl-pentadecyl)-phenol
CAS 157661-93-3
2-methyl-4-(2,2,3-trimethyl-3-cyclopenten-1-yl)-2-buten-1-ol
CAS 28219-60-5
2-methyl-4-[(oxiran-2-yl)methoxy]-N,N-bis[(oxiran-2-yl)methyl]aniline
CAS 110656-67-2
2-methyl-4-oxo-3-(penta-2,4-dienyl)cyclopent-2-enyl [1R-[1α[S*(Z)],3β]]-chrysanthemate; pyrethrin I
CAS 121-21-1
2-methyl-4-oxo-3-(penta-2,4-dienyl)cyclopent-2-enyl[1R-[1α[S*(Z)](3β)]]-3-(3-methoxy-2-methyl-3-oxoprop-1-enyl)-2,2-dimethylcyclopropanecarboxylate; pyrethrin II
CAS 121-29-9
2-methyl-4-phenyl-1,3-dioxolane
CAS 33941-99-0
2-methyl-4-phenylbutan-2-ol
CAS 103-05-9
2-methyl-4-phenylpentanol
CAS 92585-24-5
2-methyl-5-(1,1,3,3-tetramethylbutyl)hydroquinone
CAS 723-38-6
2-methyl-5-vinylpyridine
CAS 140-76-1
2-methyl-m-phenylene diisocyanate; toluene-2,4-di-isocyanate [1] 4-methyl-m-phenylene diisocyanate; toluene-2,6-di-isocyanate [2] m-tolylidene diisocyanate; toluene-diisocyanate [3]
CAS 91-08-7
2-methyl-m-phenylenediamine; 2,6-toluenediamine
CAS 823-40-5
2-methyl-p-phenylenediamine sulphate [1] 2-methyl-p-phenylenediamine sulphate [2]
CAS 615-50-9
2-methyl-p-phenylenediamine; 2,5-toluenediamine
CAS 95-70-5
2-methylanthraquinone
CAS 84-54-8
2-methylaziridine; propyleneimine
CAS 75-55-8
2-methylbenzene-1,4-diyl bis{4-[4-(acryloyloxy)butoxy]benzoate}
CAS 132900-75-5
2-methylbut-2-ene
CAS 513-35-9
2-methylbutene
CAS 26760-64-5
2-methylbutyl acrylate
CAS 44914-03-6
2-methylbutyraldehyde
CAS 96-17-3
2-methylcyclopentane-1,3-dione
CAS 765-69-5
2-methylenedecan-1-al
CAS 22418-65-1
2-methylenepropane-1,3-diyl diacetate
CAS 3775-29-9
2-methylfuran
CAS 534-22-5
2-methylglutaric acid
CAS 617-62-9
2-methylhydroquinone
CAS 95-71-6
2-methylideneundecanal
CAS 22414-68-2
2-methylindoline
CAS 6872-06-6
2-methylisothiazol-3(2H)-one
CAS 2682-20-4
2-methylnaphthalene
CAS 91-57-6
2-methylpent-2-enal
CAS 623-36-9
2-methylpentyl 2-hydroxybenzoate
CAS 98969-19-8
2-methylpropane-2-thiol
CAS 75-66-1
2-methylpropyl 2-[(2-nitrophenyl)methylidene]-3-oxobutanoate
CAS 61312-59-2
2-methylpropylenediamine
CAS 811-93-8
2-methylquinolin-8-amine
CAS 18978-78-4
2-methylquinolin-8-ol
CAS 826-81-3
2-methylquinoline
CAS 91-63-4
2-methylresorcinol
CAS 608-25-3
2-methylstyrene; 2-vinyltoluene
CAS 611-15-4
2-methylundecanal
CAS 110-41-8
2-methylvaleraldehyde
CAS 123-15-9
2-n-butyl-benzo[d]isothiazol-3-one
CAS 4299-07-4
2-naphthol
CAS 135-19-3
2-naphthylamino-6-sulfomethylamide
CAS 104295-55-8
2-nitro-2-phenyl-1,3-propanediol
CAS 5428-02-4
2-nitro-4,5-bis(benzyloxy)phenylacetonitrile
CAS 117568-27-1
2-nitro-4-(trifluoromethyl)benzonitrile
CAS 778-94-9
2-nitro-p-anisidine; 4-methoxy-2-nitroaniline
CAS 96-96-8
2-nitro-p-toluidine
CAS 89-62-3
2-nitro-p-xylene
CAS 89-58-7
2-nitrobenzaldehyde
CAS 552-89-6
2-nitronaphthalene
CAS 581-89-5
2-nitrophenol
CAS 88-75-5
2-nitrotoluene
CAS 88-72-2
2-octyl-4,5-dihydro-1H-imidazole
CAS 10443-60-4
2-octyldodecyl 12-[(1-oxooctadecyl)oxy]octadecanoate
CAS 90052-75-8
2-oxo-1,2-diphenylethyl acrylate
CAS 18994-98-4
2-oxo-2-[(4aS,4bS,5aS,6aS,6bS,9aR,10aS,10bS)-4a,6a,8,8-tetramethyl-2-oxo-2,5a,6,6a,9a,10,10a,10b,11,12-decahydronaphtho[2’,1’:4,5]oxireno[5,6]indeno[1,2-d][1,3]dioxol-6b(4aH)-yl]ethyl acetate
CAS 25092-32-4
2-oxocyclohexane-1,1,3,3-tetrapropionic acid
CAS 5107-67-5
2-phenoxyethyl 4-((5-cyano-1,6-dihydro-2-hydroxy-1,4-dimethyl-6-oxo-3-pyridinyl)azo)benzoate
CAS 88938-37-8
2-phenoxyethyl 4-aminobenzoate
CAS 88938-23-2
2-phenoxyethyl acrylate
CAS 48145-04-6
2-phenoxyethyl methacrylate
CAS 10595-06-9
2-phenyl-2-imidazoline
CAS 936-49-2
2-phenylethylisocyanate
CAS 1943-82-4
2-phenylhexanenitrile
CAS 3508-98-3
2-phenylimidazole
CAS 670-96-2
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