Table 1--Chemicals that Cause Occupational Allergic Contact Dermatitis

Agent Name CAS # Other Names
Acrylates & Methacrylates
Acrylic acid 79-10-7 Propene acid, Acroleic acid
BIS-GMA 1565-94-2 Bisphenol A-glycidyl methacrylate
n-Butyl acrylate 141-32-2 n-Butyl acrylate, Butyl ester of acrylic acid, Butyl 2-propenoate
Ethyl acrylate 140-88-5 Acrylic acid ethyl ester
Ethyl cyanoacrylate 7085-85-0 Ethyl-2-cyanoacrylate, Krazy Glue, Super Glue
Ethyl methacrylate 97-63-2  
2-Hydroxyethyl methacrylate 808-77-9 HEMA
2-Hydroxypropyl acrylate 999-61-1 HPA
Methyl acrylate 96-33-3 Acrylic acid methyl ester
Methyl 2-cyanoacrylate 137-05-3 Adhere; Coapt; alpha-Cyanoacrylate acid methyl ester
Methyl methacrylate 80-62-6 Methacrylic acid methyl ester
Many other acrylates and methacrylates are known sensitizers, including: Tripropylene glycol diacrylate; tert-Butyl Acrylate; Bisphenol A diglycidylether diacrylate; 1,6-Hexanediol diacrylate; 2-Ethylhexyl acrylate; 1,4-Butanediol dimethacrylate; Ethyleneglycol dimethacrylate; Diethylene glycol dimethacrylate; Glycidyl methacrylate; 2-Hydroxypropyl methacrylate; Urethane dimethacrylate; Tetraethylene glycol dimethacrylate; Triethylene glycol dimethacrylate; Trimethylolpropane trimethacrylate; Pentaerythritol triacrylate; 2-Hydroxyethyl acrylate; Trimethylopropane triacrylate
Aldehydes
Acetaldehyde 75-07-0  
Cinnamic aldehyde 104-55-2 Cinnamal; cinnamaldehyde; 3-Phenyl-2-propenal; Phenylacrolein
Formaldehyde 50-00-0 Formalin
Glutaraldehyde 111-30-8 Cidex; Glutaric dialdehyde; 1,5-Pentanedial
Glyoxal 107-22-2 Biformal; Diformal; Ethandial; Ethanedial; Glyoxylaldehyde; Oxal; 
Amines
Cyclohexylamine 108-91-8  
Diethylenetriamine 111-40-0 DETA
N,N-Dimethyl-1,3-propanediamine 109-55-7 DMAPA
Ethylenediamine 107-15-3  
Hexamethylene tetramine 100-97-0 Methenamine
N-(2-Hydroxyethyl)ethylenediamine 111-41-1 Aminoethylethanolamine
Isophorone diamine 2855-13-2 IPD
Piperazine dihydrochloride 142-64-3 Piperazine Hydrochloride; Diethylenediamine dihydrochloride
Triethanolamine 102-71-6 Triethylolamine, trolamine, TEA, trihydroxytriethylamine
Triethylene tetramine 112-24-3 TETA
Anhydrides
Maleic anhydride 108-31-6  
Methyltetrahydrophthalic anhydride 26590-20-5  
Phthalic anhydride 85-44-9  
Aromatic Amines
2-Aminophenol 95-55-6 o-Aminophenol
4-Aminophenol 123-30-8 p-Aminophenol
4-Aminodiphenylamine 101-54-2  
2,4-Diaminotoluene 95-80-7 Toluene-2,4-diamine
3,3'-Dichlorobenzidine 91-94-1 Dichlorobenzidine base
4-Dimethylaminoazobenzene 60-11-7  
Diphenylamine 122-39-4  
4,4'-Methylenedianiline 101-77-9 MDA; 4,4'-Diaminodiphenylmethane; 4,4' Methylene bis (2-chloraniline); Diaminodiphenylmethane; DDM;
p-Phenylene diamine 106-50-3  
p-Toluylenediamine 95-70-5  
m-Xylene alpha,alpha'-diamine 1477-55-0 1,3-Benzenedimethanamine
Aromatic Nitros
Dinitrotoluene, all isomers 25321-14-6  
2-Nitro-4-phenylenediamine 5307-14-2 o-Nitro-4-phenylenediamine
Picric acid 88-89-1 Phenol trinitrate; 2,4,6-Trinitrophenol
Tetryl 479-45-8 2,3,6-Trinitrophenylmethylnitramine
Beauty Culture
Ammonium persulfate 7727-54-0 Ammonium peroxydisulfate; ammonium persulphate
Ammonium thioglycolate 5421-46-5 Ammonium mercaptoacetate
Glyceryl monothioglycolate 30618-84-9 GMTG
Carbamates
Carbofuran 1563-66-2 Furadan
Carbaryl 63-25-2 Sevin
Methomyl 16752-77-5 Lannate
Epoxy Resins
Bisphenol A 80-05-7 4,4'-Isopropylidenediphenol
Bisphenol A diglycidyl ether 1675-54-3  
Epichlorohydrin 106-89-8 1-Chloro-2,3-epoxypropane
Glycidol 556-52-5 2,3-Epoxy-1-propanol
Triglycidyl isocyanurate 2451-62-9 TGIC
Formaldehyde Resins
p-tert-Butylphenol formaldehyde resin   PTBP formaldehyde resin
Melamine formaldehyde 13236-84-5 Kaurit M70
Phenol-formaldehyde resin 9003-35-4 P-F-R-2; Resol; Phenol formaldehyde; Novolac
Toluenesulfonamide formaldehyde resin 25035-76-1 Santolite MHP; Santolite MS
Urea formaldehyde 9011-05-6 Kaurit S
Fungicides
Benomyl 17804-35-2  
Chlorothalonil 1897-45-6 Tetrachloroisophthalonitrile
Captafol 2425-06-1 Difolatan
Maneb 12427-38-2  
Ferbam 14484-64-1  
Folpet 133-07-3  
Zineb 12122-67-7  
Thiram 137-26-8 Tetramethylthiuram disulfide
Captan 133-06-2  
Mancozeb 8018-01-7  
Triforine 26644-46-2  
Bupirimate 41483-43-6  
Fluazinam 79622-59-6  
Metam-Sodium 137-42-8  
Pentachloronitrobenzene 82-68-8  
Plondrel 5131-24-8  
Ziram 137-30-4  
Organophosphates
Dichlorvos 62-73-7 DDVP
Malathion 121-75-5  
Methidathion 950-37-8 Supracide
Methyl parathion 298-00-0  
Naled 300-76-5 Dibrom
Omethoate 1113-02-6  
Phosdrin 7786-34-7 Mevinphos
Trichlorfon 52-68-6  
Herbicides
Alachlor 15972-60-8  
Barban 101-27-9  
Dinocap 39300-45-3  
Phenmedipham 13684-63-4  
Glycidyl Ethers
Allyl glycidyl ether 106-92-3 AGE
n-Butyl glycidyl ether 2426-08-6 BGE
Cresyl glycidyl ether 26447-14-3  
Isopropyl glycidyl ether 4016-14-2 IGE
alpha-Naphtyl glycidyl ether 2461-42-9  
Phenyl glycidyl ether 122-60-1 PGE
Isocyanates
Hexamethylene diisocyanate 822-06-0 HDI
Isophorone diisocyanate 4098-71-9 IPDI
Methylene bisphenyl isocyanate 101-68-8 MDI; Diphenylmethane diisocyanate
Naphthalene diisocyanate 25551-28-4 NDI
Toluene diisocyanate 584-84-9 TDI; 2,4-Toluene diisocyanate
Metals
Arsenic and compounds varies  
Chromium and compounds varies Dermal and respiratory sensitization to chromate in a cement floorer
Cobalt 7440-48-4 Cobalt metal dust, Cobalt metal fume
Gold and compounds 7440-57-5  
Mercury 7439-97-6 Increase in occupational skin diseases of dental personnel
Nickel and compounds varies Nickel as an occupational allergen. A survey of 368 nickel-sensitive subjects
Palladium 7440-05-3  
Platinum, soluble salts 7440-06-4  
Tin, inorganic compounds 7440-31-5  
Tungsten carbide 12070-12-1  
Solvents
Benzyl alcohol 100-51-6  
Cyclohexanone 108-94-1  
o-Dichlorobenzene 95-50-1 1,2-Dichlorobenzene
1,3-Dichloropropene 542-75-6  
Dioxane 123-91-1 Diethylene dioxide
Hexylene glycol 107-41-5  
d-Limonene 138-86-3  
Propylene glycol 57-55-6  
Turpentine 8006-64-2  
Phenols
Catechol 120-80-9 Pyrocatechol
Hydroquinone 123-31-9 Dihydroxybenzene
2-Methylol phenol 623-05-2  
Pyrogallol 87-66-1  
Resorcinol 108-46-3  
Photography
p-Amino-N,N-diethylaniline sulfate 6065-27-6  
CD-1 2198-58-5  
CD-2 2051-79-8  
CD-3 25646-71-3  
CD-4 25646-77-9  
p-Methylaminophenol sulfate 55-55-0 Metol
Phenidone 92-43-3 1-Phenyl-3-pyrazolidone
Phthalate Esters
Dibutyl phthalate 84-74-2 DBP; Dibutyl 1,2-benzene-dicarboxylate; Di-n-butyl phthalate
Diethyl phthalate 84-66-2 DEP, Diethyl ester of phthalic acid, Ethyl phthalate
Dimethylphthalate 131-11-3 Dimethyl ester of 1,2-benzenedicarboxylic acid; DMP
Preservatives/Disinfectants
Benzalkonium chloride 8001-54-5 Zephiran
1,2-Benzisothiazolin-3-one 2634-33-5 BIT
Bioban CS-1246 7747-35-5  
Bioban P-1487 37304-88-4  
Bromonitrodioxane 30007-47-7  
Bronopol 52-51-7  
Butylated hydroxyanisole 25013-16-5 BHA
Chloramine T 127-65-1  
Chloroacetamide 79-07-2  
4-Chloro-3-xylenol 88-04-0 PCMX
Dazomet 533-74-4  
Diazolidinyl urea 78491-02-8  
Dimethylol urea 140-95-4  
DMDM hydantoin 6440-58-0  
Grotan BK 4719-04-4  
Imidazolidinyl urea 39236-46-9  
Lauryl dimethyl benzyl ammonium chloride 139-07-1 Benzenemethanaminium,N-dodecyl-N,N-dimethyl-,chloride
Quaternium 15 51229-78-8 Dowicil 75, 100, 200 (chemically similar); Dowicil 200; 
Thimerosal 54-64-8 Merthiolate
Rubber Chemicals
Azodicarbonamide 123-77-3 1,1'-Azobisformamide
Black rubber mix   N,N'-diphenyl-p-phenylenediamine (DPPD); N-Isopropyl-N-phenyl-4-phenylenediamine (IPPD); N-phenyl-N'-cyclohexyl-p-phenylenediamine (CPPD);
Carba Mix   1,3-Diphenylguanidine (DPG), Zinc dibutyldithiocarbamate (ZBC); Zinc diethyldithiocarbamate (ZDEC)
Disulfiram 97-77-8 Antabuse, Tetraethylthiuram disulfide
Ethylene thiourea 96-45-7 ETU
Mercaptobenzothiazole 149-30-4 MBT
Mercapto mix   2,2'-Benzothiazyl disulfide (MBTS)
4-Morpholinyl-2-benzothiazyl disulfide (MMBT)
N-cyclohexyl-2-benzothiazole sulfenamide (CBS)
Santonox 96-69-5 4,4`-Thiobis-(6-tert-butyl-m-cresol)
Thiuram mix   Dipentamethylenethiuram disulfide: (PTD); Tetraethylthiuram disulfide (TEDT); Tetramethylthiuram disulfide (TMTD); Tetramethylthiuram monosulfide (TMTM)
Miscellaneous
Acrylamide 79-06-1  
Acrylonitrile 107-13-1 Vinyl cyanide
Allyl propyl disulfide 2179-59-1  
Benzoyl peroxide 94-36-0 Benzoperoxide, Dibenzoyl peroxide
Calcium cyanamide 156-62-7  
Caprolactam 105-60-2  
alpha-Chloroacetophenone 532-27-4 Mace(R), "CN"
o-Chlorobenzylidene malonitrile 2698-41-1 "CS"
Cocamide DEA 68603-42-9  
Cocamidopropyl betaine 86438-79-1  
Cyanamide 420-04-2  
Cyclohexanone peroxide 78-18-2  
1,2-Dibromo-2,4-dicyanobutane 35691-65-7  
Diglycolamine 929-06-6  
1-Dodecanethiol 112-55-0 Dodecylmercaptan
Drugs    
Ethylene oxide 75-21-8  
Ethylenimine 151-56-4  
Fenvalerate 51630-58-1  
Glycidyl trimethyl ammonium chloride 3033-77-0 EPTMAC
Hydrazine 302-01-2  
Hydroxylamine 7803-49-8  
Methyl isocyanate 624-83-9  
Ninhydrin 485-47-2  
Nitroglycerin 55-63-0  
Phenylhydrazine 100-63-0  
Portland cement 65997-15-1  
Pyrethrum 8003-34-7  
Pyridine 110-86-1  
Rosin core solder 8050-09-7 Rosin flux pyrolysis products
Sodium metabisulfite 7681-57-4  
Styrene 100-42-5  
Textile dyes    
Triphenyl phosphate 115-86-6  
Vinyl cyclohexene dioxide 106-87-6  

For more details and references, see Haz-Map on the the NLM web site.

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    Revised April 23, 2007

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