國際癌症研究機構二B類致癌物

2B类致癌物（英語：Group 2B carcinogens），為国际癌症研究机构（International Agency for Research on Cancer，IARC）对致癌物质的分类，此类物质（或其混合物）可能对人类致癌。現有236類物質（如黃樟素、四氯化碳、電磁波、抗甲狀腺藥物丙硫氧嘧啶（propylthiouracil）、二異氰酸甲苯、抗愛滋病藥物齐多夫定（zidovudine）、汽油引擎廢氣、乾洗業等），對人類為有可能致癌物，對動物為很可能也是致癌物。更多詳細信息，可以搜尋國際癌症研究機構（IARC）專著。

物质和物质组合

• 3-Chloro-4-(dichloromethyl)-5-hydroxy-2(5H)-furanone
• Chloroform
• 1-Chloro-2-methylpropene
• Chlorophenoxy herbicides
• 4-Chloro-ortho-phenylenediamine
• Chloroprene
• Chlorothalonil
• Chrysene
• CI Acid Red 114
• CI Basic Red 9
• CI Direct Blue 15
• Citrus Red No. 2
• Cobalt and cobalt compounds
• Cobalt sulfate and other soluble cobalt(II) salts
• Coconut oil diethanolamine condensate
• para-Cresidine
• Cycasin
• Dacarbazine
• Dantron (Chrysazin, 1,8-Dihydroxyanthraquinone)
• Daunomycin
• DDT (p,p'-DDT)
• N,N'-Diacetylbenzidine
• 2,4-Diaminoanisole
• 4,4'-Diaminodiphenyl ether
• 2,4-Diaminotoluene
• Dibenz[a,h]acridine
• Dibenz[a,j]acridine
• 7H-Dibenzo[c,g]carbazole
• Dibenzo[a,e]pyrene
• Dibenzo[a,h]pyrene
• Dibenzo[a,i]pyrene
• 1,2-Dibromo-3-chloropropane
• 2,3-Dibromopropan-1-ol
• Dichloroacetic acid
• para-Dichlorobenzene
• 3,3'-Dichlorobenzidine
• 3,3'-Dichloro-4,4'-diaminodiphenyl ether
• 1,2-Dichloroethane
• Dichloromethane (methylene chloride)
• 1,3-Dichloropropene (technical grade)
• Dichlorvos
• 1,2-Diethylhydrazine
• Diglycidyl resorcinol ether
• Dihydrosafrole
• Diisopropyl sulfate
• 3,3'-Dimethoxybenzidine (o-Dianisidine)
• para-Dimethylaminoazobenzene
• trans-2-[(Dimethylamino)methylimino]-5-[2-(5-nitro-2-furyl)-vinyl]-1,3,4-oxadiazole
• 2,6-Xylidine (2,6-Dimethylaniline)
• 3,3'-Dimethylbenzidine (o-Tolidine)
• 1,1-Dimethylhydrazine
• 3,7-Dinitrofluoranthene
• 3,9-Dinitrofluoranthene
• 1,6-Dinitropyrene
• 1,8-Dinitropyrene
• 2,4-Dinitrotoluene
• 2,6-Dinitrotoluene
• 1,4-Dioxane
• Disperse Blue 1
• 1,2-Epoxybutane
• Ethyl acrylate
• Ethylbenzene
• Ethylene dichloride
• Ethyl methanesulfonate
• Foreign bodies, implanted in tissues

Polymeric, prepared as thin smooth films (with the exception of poly(glycolic acid))

Metallic, prepared as thin smooth films

Metallic cobalt, metallic nickel and an alloy powder containing 66-67% nickel, 13-16% chromium and 7% iron

• 2-(2-Formylhydrazino)-4-(5-nitro-2-furyl)thiazole
• Fumonisin B1
• Furan
• Glu-P-1 (2-Amino-6-methyldipyrido[1,2-a:3',2'-d]imidazole)
• Glu-P-2 (2-Aminodipyrido[1,2-a:3',2'-d]imidazole)
• Glycidaldehyde
• Griseofulvin
• HC Blue No. 1
• Heptachlor
• Hexachlorobenzene
• Hexachloroethane
• Hexachlorocyclohexanes
• Hexamethylphosphoramide (HMPA)
• Human immunodeficiency virus type 2 (infection with)
• Human papillomaviruses: some types other than 16, 18, 31 and 33
• Hydrazine
• 1-Hydroxyanthraquinone
• Indeno[1,2,3-cd]pyrene
• Iron-dextran complex
• Isoprene
• Lasiocarpine
• Lead
• Magnetic fields (extremely low frequency)
• MeA-a-C (2-Amino-3-methyl-9H-pyrido[2,3-b]indole)
• Medroxyprogesterone acetate
• MeIQ (2-Amino-3,4-dimethylimidazo[4,5-f]quinoline)
• MeIQx (2-Amino-3,8-dimethylimidazo[4,5-f]quinoxaline)
• Merphalan
• 2-Methylaziridine (Propyleneimine)
• Methylazoxymethanol acetate
• 5-Methylchrysene
• 4,4'-Methylene bis(2-methylaniline)
• 4,4'-Methylenedianiline
• Methylmercury compounds
• 2-Methyl-1-nitroanthraquinone (uncertain purity)
• N-Methyl-N-nitrosourethane
• Methylthiouracil
• Metronidazole
• Michler's base (4,4'-methylene-bis(N,N-dimethyl)benzenamine)
• Michler's ketone (4,4'-bis(dimethylamino)benzophenone)
• Microcystin-LR
• Mirex
• Mitomycin C
• Mitoxantrone
• Monocrotaline
• 5-(Morpholinomethyl)-3-[(5-nitrofurfurylidene)amino]-2-oxazolidinone
• Nafenopin
• Naphthalene
• Nickel, metallic and alloys
• Niridazole
• Nitrilotriacetic acid and its salts
• 5-Nitroacenaphthene
• 2-Nitroanisole
• Nitrobenzene
• 6-Nitrochrysene
• Nitrofen (technical-grade)
• 2-Nitrofluorene
• 1-[(5-Nitrofurfurylidene)amino]-2-imidazolidinone
• N-[4-(5-Nitro-2-furyl)-2-thiazolyl]acetamide
• Nitrogen mustard N-oxide
• Nitromethane
• 2-Nitropropane
• 1-Nitropyrene
• 4-Nitropyrene
• N-Nitrosodi-n-butylamine
• N-Nitrosodiethanolamine
• N-Nitrosodi-n-propylamine
• 3-(N-Nitrosomethylamino)propionitrile
• N-Nitrosomethylethylamine
• N-Nitrosomethylvinylamine
• N-Nitrosomorpholine
• N-Nitrosopiperidine
• N-Nitrosopyrrolidine
• N-Nitrososarcosine
• Ochratoxin A
• Oestrogen-progestogen therapy, postmenopausal
• Oil Orange SS
• Oxazepam
• Palygorskite (attapulgite) (long fibres, >5µm)
• Panfuran S (containing dihydroxymethylfuratrizine)
• Phenazopyridine hydrochloride
• Phenobarbital
• Phenolphthalein
• Phenoxybenzamine hydrochloride
• Phenyl glycidyl ether
• Phenytoin
• PhIP (2-amino-1-methyl-6-phenylimidazo(4,5-b)pyridine)
• Polychlorophenols and their sodium salts (mixed exposures)
• Ponceau MX
• Ponceau 3R
• Potassium bromate
• Progestins
• Progestogen-only contraceptives
• 1,3-Propane sultone
• β-Propiolactone
• Propylene oxide
• 丙硫氧嘧啶（Propylthiouracil、PTU），抗甲狀腺藥物
• Radiofrequency electromagnetic fields, such as, but not limited to, those associated with wireless phones
• Refractory ceramic fibres
• Riddelliine
• 黃樟素Safrole
• Schistosoma japonicum (infection with)
• Sodium ortho-phenylphenate
• Special-purpose fibres such as E-glass and '475' glass fibres
• Sterigmatocystin
• Streptozotocin
• Styrene
• Sulfallate
• Tetrafluoroethylene
• Tetranitromethane
• Thioacetamide
• 4,4'-Thiodianiline
• Thiouracil
• Titanium dioxide
• 二異氰酸甲苯（2,4-Toluene diiso-cyanate, 2,4-TDI）
• Trichlormethine (Trimustine hydrochloride)
• Trp-P-1 (3-Amino-1,4-dimethyl-5H-pyrido[4,3-b]indole)
• Trp-P-2 (3-Amino-1-methyl-5H-pyrido[4,3-b]indole)
• Trypan blue
• Uracil mustard
• Vanadium pentoxide
• Vinyl acetate
• 4-Vinylcyclohexene
• 4-Vinylcyclohexene diepoxide
• Zalcitabine
• 齐多夫定（Zidovudine，AZT）

混合物

• 沥青
• 角叉菜胶
• 氯化石蜡
• 柴油
• 汽油发动机尾气
• 重油
• 汽油
• 品红染料
• 腌、泡制的蔬菜（一些亚洲传统食品）
• 多溴化联苯（多溴联苯标准品）
• 毒杀芬（多氯莰烯）
• 串珠镰刀菌分泌的毒素
• 焊接烟尘

接触场合

• 房屋建材与木工装潢
• 钴（未存放于碳化钨盒内）
• 干洗
• 消防
• 印刷过程
• 滑石粉（粉尘）
• 纺织工业（生产过程）

注释

脚注

• ^1 Evaluated as a group.
• ^2 There is limited evidence in humans that coffee drinking is carcinogenic in the urinary bladder.
• ^3 There is some evidence of an inverse relationship between coffee drinking and cancer of the large bowel.

引用

外部链接

• 致癌物分类表描述, 国际癌症研究机构
  • 致癌物分类表（最新版本）
  • （页面存档备份，存于互联网档案馆）（2015年11月5日更新）