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Environmental / aquatic hazards
5,740 substances
Substances hazardous to the aquatic environment, acute or long-term (H400–H413).
2,4-D (ISO); 2,4-dichlorophenoxyacetic acid
CAS 94-75-7
2,4-DB (ISO); 4-(2,4-dichlorophenoxy)butyric acid
CAS 94-82-6
2,4-Dibromo-6-[(cyclohexyl-methyl-amino)-methyl]-phenylamine hydrobromide
CAS 81060-07-3
2,4-Dichlorobenzaldehyde
CAS 874-42-0
2,4-Dinitro-6-(1-methylheptyl)phenol
CAS 3687-22-7
2,4-bis(1-methyl-1-phenylethyl)phenol
CAS 2772-45-4
2,4-bis[2,2'-[2-(N,N-dimethylamino)ethyloxycarbonyl]phenylazo]-1,3-dihydroxybenzene, dihydrochloride
CAS 118208-02-9
2,4-bis[N'-(4-methylphenyl)ureido]toluene
CAS 54390-87-3
2,4-di-tert-butylcyclohexanone
CAS 13019-04-0
2,4-di-tert-butylphenol
CAS 96-76-4
2,4-di-tert-pentylphenol
CAS 120-95-6
2,4-diamino-5-[4-[(2-sulfoxyl ethyl)sulfonyl]phenylazo]benzenesulfonic acid
CAS 27624-67-5
2,4-diaminoanisole; 4-methoxy-m-phenylenediamine [1] 2,4-diaminoanisole sulphate [2]
CAS 615-05-4
2,4-diazatetracyclo[12.4.0.02,6.07,12]octadeca-1(18),3,7,9,11,14,16-heptaen-3-amine
CAS 80012-43-7
2,4-dichloro-1,3-dinitro-5-(trifluoromethyl)benzene
CAS 29091-09-6
2,4-dichloro-1-(trichloromethyl)benzene
CAS 13014-18-1
2,4-dichloro-3-ethyl-6-nitrophenol
CAS 99817-36-4
2,4-dichloro-3-ethylphenol
CAS 121518-45-4
2,4-dichloro-5-fluorobenzoylchloride
CAS 86393-34-2
2,4-dichloro-5-hydroxyacetanilide
CAS 67669-19-6
2,4-dichloroaniline
CAS 554-00-7
2,4-dichlorobenzyl alcohol
CAS 1777-82-8
2,4-dichlorophenol
CAS 120-83-2
2,4-dichlorotoluene
CAS 95-73-8
2,4-diethyl-9H-thioxanthen-9-one
CAS 82799-44-8
2,4-difluoro-1,1'-biphenyl
CAS 37847-52-2
2,4-difluoroaniline
CAS 367-25-9
2,4-dihydro-2,5-dimethyl-3H-pyrazol-3-one
CAS 2749-59-9
2,4-dihydro-4-(4-(4-(4-hydroxyphenyl)-1-piperazinyl)phenyl)-2-(1-methylpropyl)-3H-1,2,4-triazol-3-one
CAS 106461-41-0
2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-imine
CAS 6401-97-4
2,4-dihydro-5-methyl-3H-pyrazol-3-one
CAS 108-26-9
2,4-dihydroxy-N-(2-methoxyphenyl)benzamide
CAS 129205-19-2
2,4-dimethyl-4-phenyltetrahydrofuran
CAS 82461-14-1
2,4-dimethyl-6-(1-methyl-pentadecyl)phenol
CAS 134701-20-5
2,4-dinitroaniline
CAS 97-02-9
2,4-dinitrophenol
CAS 51-28-5
2,4-dinitrotoluene [1] dinitrotoluene [2]
CAS 121-14-2
2,4-xylenol
CAS 105-67-9
2,4-xylidine
CAS 95-68-1
2,5,6-trimethylcyclohex-2-en-1-one
CAS 20030-30-2
2,5,7,10,11,14-hexaoxa-1,6-distibabicyclo[4.4.4]tetradecane
CAS 29736-75-2
2,5,7,7-tetramethyloctanal
CAS 114119-97-0
2,5,8,11-tetramethyldodec-6-yne-5,8-diol
CAS 68227-33-8
2,5-Dichloro-N-hydroxy-4,6-dimethyl-nicotinamidine
CAS 923288-59-9
2,5-Dichlorophenol
CAS 583-78-8
2,5-Dimethoxypyridine-4-boronic acid
CAS 1630193-77-9
2,5-Dimethyl-4-oxo-4,5-dihydrofuran-3-ylacetate
CAS 4166-20-5
2,5-anhydro-4-{[4-(4-{4-[({1-[(2S,3S)-2-(benzyloxy)pentan-3-yl]hydrazino}carbonyl)amino]phenyl}piperazin1-yl)phenoxy]methyl}-1,3,4-trideoxy-2-(2,4-difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)-
CAS 345217-03-0
2,5-bis(1,1,3,3-tetramethylbutyl)hydroquinone
CAS 903-19-5
2,5-bis(1,1-dimethylbutyl)hydroquinone
CAS 57246-09-0
2,5-di-tert-butylhydroquinone
CAS 88-58-4
2,5-di-tert-pentylhydroquinone
CAS 79-74-3
2,5-dibutoxy-4-(morpholin-4-yl)benzenediazonium 4-methylbenzenesulfonate
CAS 93672-52-7
2,5-dichloro-4,6-dimethylpyridine-3-carbonitrile
CAS 91591-63-8
2,5-dichloro-4-(1,1,2,3,3,3-hexafluoro-propoxy)-phenylamine
CAS 103015-84-5
2,5-dichloro-4-[[2-(dibutylamino)-4-methyl-6-[[2-(4-sulphophenyl)ethyl]amino]-5-pyrimidinyl]azo]benzenesulphonic acid, sodium salt
CAS 84962-50-5
2,5-dichloroaniline
CAS 95-82-9
2,5-dichloroanilinium chloride
CAS 33663-41-1
2,5-dihydrofuran
CAS 1708-29-8
2,5-dihydroxy-5-methyl-3-(morpholin-4-yl)-2-cyclopenten-1-one
CAS 114625-74-0
2,5-dimercaptomethyl-1,4-dithiane
CAS 136122-15-1
2,5-dimethyl-1-phenyl-1H-pyrrole-3-carbaldehyde
CAS 83-18-1
2,5-dimethyl-4-[2-methylsulfonyl-4-(trifluoromethyl)benzoyl]-1H-pyrazol-3-one
CAS 365400-11-9
2,5-dimethylhexa-2,4-diene
CAS 764-13-6
2,5-dinitrotoluene
CAS 619-15-8
2,5-diphenyloxazole
CAS 92-71-7
2,5-thiophenediylbis(5-tert-butyl-1,3-benzoxazole)
CAS 7128-64-5
2,5-xylenol
CAS 95-87-4
2,5-xylidine
CAS 95-78-3
2,6,10-Trimethyldodecane (Farnesane)
CAS 3891-98-3
2,6,10-trimethylundec-9-enal
CAS 141-13-9
2,6,6-trimethoxy-2-vinyltetrahydropyran
CAS 7392-19-0
2,6,6-trimethylbicyclo[3.1.1]heptane-3-carbaldehyde
CAS 60113-43-1
2,6,8-trimethylnonan-4-ol
CAS 123-17-1
2,6-bis(1,1-dimethylethyl)-4-(phenylenemethylene)cyclohexa-2,5-dien-1-one
CAS 7078-98-0
2,6-bis-(2-(4-(4-amino-phenylamino)-phenylazo)-1,3-dimethyl-3H-imidazolium)-4-dimethylamino-1,3,5-triazine, dichloride
CAS 174514-06-8
2,6-bis[[bis(2-hydroxyethyl)amino]methyl]-4-nonylphenol
CAS 20073-51-2
2,6-di-tert-butyl-4-(4,6-bis(octylthio)-1,3,5-triazin-2-ylamino)phenol
CAS 991-84-4
2,6-di-tert-butyl-4-nonylphenol
CAS 4306-88-1
2,6-di-tert-butyl-p-cresol
CAS 128-37-0
2,6-di-tert-butyl-α-dimethylamino-p-cresol
CAS 88-27-7
2,6-di-tert-butylphenol
CAS 128-39-2
2,6-diamino-1H-pyrimidin-4-one
CAS 56-06-4
2,6-diamino-3,5-diethyltoluene; 4,6-diethyl-2-methyl-1,3-benzenediamine [1] 2,4-diamino-3,5-diethyltoluene; 2,4-diethyl-6-methyl-1,3-benzenediamine [2] diethylmethylbenzenediamine [3]
CAS 2095-01-4
2,6-diamino-3-((pyridine-3-yl)azo)pyridine
CAS 28365-08-4
2,6-dibromopyridine
CAS 626-05-1
2,6-dichloro-1-fluoropyridiniumtetrafluoroborate
CAS 140623-89-8
2,6-dichloro-4-nitroanisole
CAS 17742-69-7
2,6-dichloro-4-trifluoromethylaniline
CAS 24279-39-8
2,6-dichloro-N-phenylaniline
CAS 15307-93-4
2,6-dichloroaniline
CAS 608-31-1
2,6-dichlorobenzoxazole
CAS 3621-82-7
2,6-dichlorobenzyl chloride
CAS 2014-83-7
2,6-dichlorotoluene
CAS 118-69-4
2,6-diisopropylaniline
CAS 24544-04-5
2,6-diisopropylnaphthalene
CAS 24157-81-1
2,6-dimethyl-4-(2,2,3-trimethylcyclopent-3-en-1-yl)cyclohex-2-en-1-ol
CAS 1401065-88-0
2,6-dimethyloct-7-en-2-yl acetate
CAS 53767-93-4
2,6-dinitrotoluene
CAS 606-20-2
2,6-xylenol
CAS 576-26-1
2,6-xylidine; 2,6-dimethylaniline
CAS 87-62-7
2,7,11-trimethyl-13-(2,6,6-trimethylcyclohex-1-en-1-yl)tridecahexaen-2,4,6,8,10,12-al
CAS 1638-05-7
2,7-Naphthalenedisulfonic acid, 4-amino-3-[2-[4-[[[4-[2-(2,4-diaminophenyl)diazenyl]phenyl]sulfonyl]amino]phenyl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-, sodium salt (1:2)
CAS 157577-99-6
2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with 3-aminophenol, diazotized 5-amino-2-[(4-aminophenyl)amino]benzenesulfonic acid and diazotized benzenamine, sodium salts
CAS 93281-13-1
2-((4,6-bis(4-(2-(1-methylpyridinium-4-yl)vinyl)phenylamino)-1,3,5-triazin-2-yl)(2-hydroxyethyl)amino)ethanol dichloride
CAS 163661-77-6
2-((4-(ethyl-(2-hydroxyethyl)amino)-2-methylphenyl)azo)-6-methoxy-3-methyl-benzothiazolium methylsulfate
CAS 136213-73-5
2-((4-amino-2-nitrophenyl)amino)benzoic acid
CAS 117907-43-4
2-((4-methyl-2-nitrophenyl)amino)ethanol
CAS 100418-33-5
2-(1,1-dimethylpropyl)phenol
CAS 3279-27-4
2-(1,3-benzodioxol-5-ylamino)ethanol hydrochloride
CAS 94158-14-2
2-(1-(2-hydroxy-3,5-di-tert-pentyl-phenyl)ethyl)-4,6-di-tert-pentylphenyl acrylate
CAS 123968-25-2
2-(1-(3',3'-dimethyl-1'-cyclohexyl)ethoxy)-2-methyl propyl propanoate
CAS 141773-73-1
2-(1-butyl-3,5-dioxo-2-phenyl-(1,2,4)-triazolidin-4-yl)-4,4-dimethyl-3-oxo-N-(2-methoxy-5-(2-(dodecyl-1-sulfonyl))propionylamino)-phenyl)-pentanamide
CAS 118020-93-2
2-(1-methyl-2-(4-phenoxyphenoxy)ethoxy)pyridine
CAS 95737-68-1
2-(1-methylethoxy)ethyl acetate
CAS 19234-20-9
2-(1-methylpropyl)-4-tert-butylphenol
CAS 51390-14-8
2-(10-hydroxydecyl)-5,6-dimethoxy-3-methylphenol
CAS 77712-29-9
2-(10-oxo-10H-9-oxa-10-phosphaphenanthren-10-ylmethyl)succinic acid
CAS 63562-33-4
2-(1H-indol-3-yl)-N-methoxy-N-methylacetamide
CAS 132922-37-3
2-(1H-indol-3yl)ethanamine
CAS 124955-50-6
2-(2,4,4-trimethylcyclopentylidene)acetonitrile
CAS 1392276-61-7
2-(2,4-bis(1,1-dimethylethyl)phenoxy)-N-(3,5-dichloro-4-ethyl-2-hydroxyphenyl)-hexanamide
CAS 99141-89-6
2-(2,4-diaminophenoxy)ethanol dihydrochloride
CAS 66422-95-5
2-(2,4-dichlorophenyl)-1-(1H—1,2,4-triazol-1-yl)pent-4-en-2-ol
CAS 89544-40-1
2-(2,4-dichlorophenyl)-2-(2-propenyl)oxirane
CAS 89544-48-9
2-(2,4-dinitrophenoxy)ethanol
CAS 2831-60-9
2-(2,5-diméthoxy-phénylamino)-éthanol
CAS 28226-20-2
2-(2-((2-(2-(dimethylamino)ethoxy)ethyl)amino)ethoxy)-N,N-dimethylethan-1-amine
CAS 1257084-22-2
2-(2-(4-methyl-3-cyclohexen-1-yl)propyl)cyclopentanone
CAS 95962-14-4
2-(2-Ethoxyphenyl)-5-methyl-7-propylimidazo-[5,1-f][1,2,4]triazin-4(3H)-one
CAS 224789-21-3
2-(2-Fluorophenyl)-2-(4-fluorophenyl)oxirane
CAS 88374-05-4
2-(2-Hydroxyphenyl)-4-H-1,3-benzoxazin-4-one
CAS 1218-69-5
2-(2-Methyl-2-propenyl)cyclododecan-1-one
CAS 62599-49-9
2-(2-bromoethoxy)anisole
CAS 4463-59-6
2-(2-butoxyethoxymethyl)oxirane
CAS 13483-47-1
2-(2-chloroacetoxy)ethyl 3-((4-(2,5-dichloro-4-fluorosulfonylphenylazo)-3-methylphenyl)ethylamino)propionate
CAS 193486-83-8
2-(2-chloroethoxy)-5-nitrobenzaldehyde
CAS 110837-53-1
2-(2-chloroethyl)-1-methylpiperidine
CAS 50846-01-0
2-(2-ethoxyethoxy)ethyl acrylate
CAS 7328-17-8
2-(2-heptadec-8-enyl-2-imidazolin-1-yl)ethanol
CAS 95-38-5
2-(2-hexyldecyloxy)benzamide
CAS 202483-62-3
2-(2-hydroxy-4-octyloxyphenyl)-2H-benzotriazole
CAS 3147-77-1
2-(2-hydroxyethoxy)ethyl 2-hydroxypropyl 3,4,5,6-tetrabromophthalate
CAS 20566-35-2
2-(2-iodoethyl)-1,3-propanediol diacetate
CAS 127047-77-2
2-(2-methoxyethoxy)ethyl 4-[(5-cyano-1-ethyl-1,6-dihydro-2-hydroxy-4-methyl-6-oxopyridin-3-yl)azo]benzoate
CAS 49744-26-5
2-(2-naphthyloxy)ethanol
CAS 93-20-9
2-(2-nitro-4-trifluoromethylphenylamino)ethanol
CAS 10442-83-8
2-(2-nitroethenyl)-1-benzoate benzeneethanol
CAS 139122-16-0
2-(2-oxo-5-(1,1,3,3-tetramethylbutyl)-2,3-dihydro-1-benzofuran-3-yl)-4-(1,1,3,3-tetramethylbutyl)phenyl acetate
CAS 216698-07-6
2-(2-piperazin-1-ylethoxy)ethanol
CAS 13349-82-1
2-(2-tert-butoxyethoxy)-1H-isoindole-1,3(2H)-dione
CAS 870243-67-7
2-(2-thienyl)ethyl toluene-p-sulphonate
CAS 40412-06-4
2-(2H-Benzotriazol-2-yl)-6-(1-methyl-1-phenylethyl)-4-(1,1,3,3-tetramethylbutyl)phenol
CAS 73936-91-1
2-(2H-benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol
CAS 70321-86-7
2-(2H-benzotriazol-2-yl)-4,6-di-tert-pentylphenol
CAS 25973-55-1
2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol
CAS 3147-75-9
2-(2H-benzotriazol-2-yl)-p-cresol
CAS 2440-22-4
2-(3,3-dimethylcyclohex-1-enyl)-2,5,5-trimethyl-1,3-dioxane
CAS 1853175-99-1
2-(3,4-dichlorophenyl)-4-methyl-1,2,4-oxadiazolidinedione; methazole
CAS 20354-26-1
2-(3,4-dimethoxyphenyl)-4,6-bis(trichloromethyl)-1,3,5-triazine
CAS 80050-87-9
2-(3,4-epoxycyclohexyl)ethyltriethoxy silane
CAS 10217-34-2
2-(3,4-epoxycyclohexyl)ethyltrimethoxysilane
CAS 3388-04-3
2-(3,5-Bis(trifluoromethyl)phenyl)-N-(6-chloro-4-(4-fluoro-2-methylphenyl)pyrid-3-yl)-N,2-dimethylpropanamide
CAS 825643-73-0
2-(3,5-dichloro-2-hydroxyphenyl)quinazolin-4(3H)-one
CAS 1033-16-5
2-(3,7-dimethylocta-2,6-dienyl)cyclopentan-1-one
CAS 68133-79-9
2-(3-(4-amino-9,10-dihydro-3-sulpho-9,10-dioxoanthracen-4-yl)aminobenzenesulphonyl)vinyl) disodium sulphate
CAS 2580-78-1
2-(3-(prop-1-en-2-yl)phenyl)prop-2-yl isocyanate
CAS 2094-99-7
2-(3-Chloro-2-pyridinyl)-5-oxo-3-pyrazolidinecarboxylic acid ethyl ester
CAS 500011-88-1
2-(3-bromophenoxy)tetrahydro-2H-pyran
CAS 57999-49-2
2-(3-chloro-2-oxo-2,3-dihydro-1H-indol-4-yl) ethyl benzoate
CAS 139122-17-1
2-(3-chlorophenyl)-2,4-dihydro-5-methyl-3H-pyrazol-3-one
CAS 90-31-3
2-(3-chloropropyl)-2,5,5-trimethyl-1,3-dioxane
CAS 88128-57-8
2-(3-fluorophenyl)triazole
CAS 2409155-23-1
2-(3-iodoprop-2-yn-1-yloxy)ethyl phenylcarbamate
CAS 88558-41-2
2-(3-methoxypropyl)-9(or 10)-methylbenzimidazo[2,1-b]benzo[lmn][3,8]phenanthroline-1,3,6(2H)-trione
CAS 52673-15-1
2-(4,4-dimethyl-2,5-dioxooxazolidin-1-yl)-2-chloro-5-(2-(2,4-di-tert-pentylphenoxy)butyramido)-4,4-dimethyl-3-oxovaleranilide
CAS 54942-74-4
2-(4,6-bis(2,4-dimethylphenyl)-1,3,5-triazin-2-yl)-5-(3-((2-ethylhexyl)oxy)-2-hydroxypropoxy)phenol
CAS 137658-79-8
2-(4,6-bis-(2,4-dimethylphenyl)-1,3,5-triazin-2-yl)-5-(octyloxy)-phenol
CAS 2725-22-6
2-(4,6-diphenyl-1,3,5-triazin-2-yl)-5-((hexyl)oxy)-phenol
CAS 147315-50-2
2-(4-(3-(4-chlorophenyl)-2-pyrazolin-1-yl)phenylsulfonyl)ethyldimethylammonium formate
CAS 133514-97-3
2-(4-(3-(4-chlorophenyl)-4,5-dihydropyrazolyl)phenylsulphonyl)ethyldimethylammonium hydrogen phosphonate
CAS 106359-93-7
2-(4-(4-(3-pyridinyl)-1H-imidazol-1-yl)butyl)-1H-isoindole-1,3(2H)-dione
CAS 173838-67-0
2-(4-(4-(butyl-(1-methylhexyl)amino)phenyl)-3-cyano-5-oxo-1,5-dihydropyrrol-2-ylidene)propandinitrile
CAS 157362-53-3
2-(4-(N-butyl-N-phenethylamino)phenyl)ethylene-1,1,2-tricarbonitrile
CAS 97460-76-9
2-(4-(N-ethyl-N-(2-hydroxy)ethyl)amino-2-methylphenyl)azo-6-methoxy-3-methyl-benzothiazolium chloride
CAS 136213-74-6
2-(4-(diethylaminopropylcarbamoyl)phenylazo)-3-oxo-N-(2,3-dihydro-2-oxobenzimidazol-5-yl)butyramide
CAS 164578-14-7
2-(4-Phenylbenzoyl)benzoic acid
CAS 42797-18-2
2-(4-amino-2-nitroanilino)ethanol
CAS 2871-01-4
2-(4-aminopentyl(ethyl)amino)ethanol
CAS 69559-11-1
2-(4-aminophenyl)-6-methylbenzothiazole-7-sulphonic acid
CAS 130-17-6
2-(4-aminophenyl)-6-tert-butyl-1H-pyrazolo[1,5-b][1,2,4]triazole
CAS 152828-25-6
2-(4-chlorophenyl)-2-(1-cyclopropylethyl)-oxirane
CAS 94361-26-9
2-(4-fluorophenyl)-5-(5-iodo-2-methylbenzyl)thiophene
CAS 898566-17-1
2-(4-hydroxy-3-phenylbenzoyl)benzoic acid
CAS 84627-04-3
2-(4-hydroxyphenyl)benzo[b]thiophen-6-ol
CAS 63676-22-2
2-(4-methyl-3-pentenyl)anthraquinone
CAS 71308-16-2
2-(4-methylpentan-2-yl)aniline
CAS 203448-76-4
2-(4-tert-butylphenyl)-6-cyano-5-[bis(ethoxycarbonylmethyl)carbamoyloxy]-1H-pyrrolo[1,2-b][1,2,4] triazole-7-carboxylic acid 2,6-di-tert-butyl-4-methylcyclohexylester
CAS 444065-11-6
2-(4-tert-butylphenyl)ethanol
CAS 5406-86-0
2-(5,5-dimethyl-2,4-dioxooxazolidin-3-yl)-4,4-dimethyl-3-oxo-N-(2-methoxy-5-octadecanoylaminophenyl)pentanoic acid amide
CAS 221215-20-9
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