Potential Occupational Carcinogens

11275 chemicals flagged by NIOSH as potential occupational carcinogens.

Chemical Name CAS Number NIOSH REL NIOSH IDLH
4-(4-methyl-1,3-thiazol-2-yl)benzene-1-sulfonyl chloride (EC: 844-346-8) 1247607-26-6
4-(4-methyl-2,5-dioxoimidazolidin-4-yl)benzene-1-sulfonamide (EC: 156-580-1) 1240527-24-5
4-(4-methyl-3-nitrobenzenesulfonamido)benzoic acid (EC: 182-203-5) 339289-02-0
4-(4-methylbenzenesulfonamido)butanoic acid (EC: 107-630-6) 1213-42-9
4-(4-methylbenzenesulfonyl)-1H-pyrazol-5-amine hydrochloride (EC: 956-065-9)
4-[(4-methylbenzenesulfonyl)methyl]benzoic acid (EC: 866-533-3) 110046-36-1
4-(4-methylbenzenesulfonyl)piperidine hydrochloride (EC: 674-394-3) 676527-73-4
4,4'-methylenebis(2-ethylaniline); 4,4'-methylenebis(2-ethylbenzeneamine) 19900-65-3
4,4'-Methylenedianiline 101-77-9
4,4'-methylenedi-o-toluidine (EC: 212-658-8) 838-88-0
4-(4-Methylphenoxy)phenylhydrazine hydrochloride (EC: 814-069-7) 108902-83-6
4-(4-methylpiperazin-1-yl)benzene-1-sulfonamide (EC: 127-384-3) 1400644-35-0
4-{4-oxo-3H,4H-thieno[2,3-d]pyrimidin-2-yl}benzene-1-sulfonyl fluoride (EC: 897-287-5) 2196192-94-4
4,4'-oxybis(benzene-1,2-diamine) (EC: 220-226-5) 2676-59-7
4,4'-oxybis(benzene-1-sulphonyl) dichloride (EC: 204-488-8) 121-63-1
4,4'-oxybis[dodecylbenzenesulphonic] acid (EC: 274-218-1) 69929-03-9
4,4'-OXYBIS(N-ALLYLBENZENESULFONAMIDE) (EC: 665-869-6) 41150-06-5
4,4'-oxydi(benzenesulphonohydrazide) (EC: 201-286-1) 80-51-3
4,4'-(PENTAMETHYLENEDIOXY)-BIS-(NITROBENZENE) (EC: 653-205-8) 14467-60-8
4-(4-PHENYL-1H-PYRAZOL-3-YL)-1,3-BENZENEDIOL (EC: 650-847-0) 394237-94-6
4-(4-PHENYL-5-(TRIFLUOROMETHYL)-1H-PYRAZOL-3-YL)-1,3-BENZENEDIOL (EC: 650-693-4) 394237-55-9
4,4'-(Phenylphosphinidene)bis(benzenesulfonic acid) dipotassium salt hydrate (EC: 685-909-6) 308103-66-4
{4-[4-(propan-2-yl)benzenesulfonyl]phenyl}hydrazine (EC: 978-955-6) 728899-40-9
4-{[4-(propan-2-yl)phenyl]methoxy}benzene-1-sulfonyl chloride (EC: 834-659-8) 1039897-26-1
4,4'-[propane-1,3-diylbis(oxy)]bisbenzene-1,3-diamine tetrahydrochloride (EC: 278-022-7) 74918-21-1
4-[(4-tert-butylbenzenesulfonamido)methyl]benzoic acid (EC: 971-164-7) 440350-92-5
4,4'-Thiobisbenzenethiol (EC: 629-122-8) 19362-77-7
4,4'-(vinylene)bis[3-sulphobenzenediazonium] dichloride (EC: 237-733-2) 13954-62-6
4-{4-[(Z)-(3-SEC-BUTYL-4-OXO-2-THIOXO-1,3-THIAZOLIDIN-5-YLIDENE)METHYL]-1-PHENYL-1H-PYRAZOL-3-YL}-N,N-DIMETHYLBENZENESULFONAMIDE (EC: 645-753-1) 623933-06-2
4-[5-(2,5-dimethylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzene-1-sulfonamide (EC: 664-316-6) 457639-26-8
4-[5-(4-Dimethylaminophenyl)oxazol-2-yl]benzeneboronic acid (EC: 813-011-8) 380499-66-1
4-[5-(4-fluorophenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulfonamide (EC: 815-059-5) 170569-88-7
4-[5-(4-Methylphenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl]benzenesulfonamide - (1R,2R)-2-[(dimethylamino)methyl]-1-(3-methoxyphenyl)cyclohexanol hydrochloride (1:1:1) (EC: 829-305-4) 1221565-82-7
4,5,6-trihydroxybenzene-1,3-dicarbaldehyde (EC: 862-709-9) 58343-12-7
4-[(5-amino-3-methyl-1-phenyl-1H-pyrazol-4-yl)azo]-2,5-dichlorobenzenesulphonic acid (EC: 235-473-4) 12239-15-5
4-[5-(aminomethyl)furan-2-yl]benzene-1-sulfonamide hydrochloride (EC: 961-348-5) 1172734-38-1
4-(5-chloro-2-pyridylazo)benzene-1,3-diamine (EC: 251-334-0) 33006-91-6
4,5-DIAMINO-1,2- BENZENEDICARBONITRILE (EC: 694-525-8) 129365-93-1
4,5-dibromo-2-fluorobenzene-1-sulfonyl chloride (EC: 971-524-3) 1208075-38-0
4,5-dibromobenzene-1,2-diamine (EC: 691-495-8) 49764-63-8
4,5-Dibromobenzene-1,2-diol (EC: 627-690-1) 2563-26-0
4,5-Dichloro-2-fluorobenzenesulphonyl chloride (EC: 895-285-9) 13656-52-5
4,5-dichloro-3,6-dihydroxybenzene-1,2-dicarbonitrile (EC: 610-300-9) 4640-41-9
4,5-difluoro-2-methoxybenzene-1-sulfonyl chloride (EC: 821-680-2) 1261825-36-8
4,5-difluoro-2-methoxybenzene-1-thiol (EC: 831-294-6) 2168380-50-3
(4,5-difluoro-2-methoxyphenyl)hydrazine hydrochloride (EC: 951-034-6) 2377031-35-9
4,5-difluoro-2-nitrobenzene-1-sulfonyl chloride (EC: 962-888-4) 1394083-84-1
4,5-difluoro-3-iodobenzene-1,2-diamine (EC: 969-182-5) 2410910-48-2
4,5-dihydroxybenzene-1,2-dicarboxylic acid (EC: 886-264-5) 63958-66-7
4,5-dihydroxybenzene-1,3-dicarboxylic acid (EC: 959-425-3) 4707-77-1