| 序号 | 中文名称 | 英文名称 |
|---|---|---|
| 121 | 二异氰酸 2-甲基-间-亚苯酯(甲苯-2,6-二异氰酸酯) | 2-Methyl-m-phenylene diisocyanate (Toluene 2,6-diisocyanate) (CAS No. 91-08-7) |
| 122 | 2-甲基-间苯二胺(甲苯-2,6-二胺) | 2-Methyl-m-phenylenediamine (Toluene-2,6-diamine) (CAS No. 823-40-5) |
| 123 | 2-萘磺酸, 7-(苯甲酰氨基)-4-羟基-3-((4-((4-磺酸苯基)偶氮)苯基)偶氮)- 及其盐 | 2-Naphthalenesulfonic acid, 7-(benzoylamino)-4-hydroxy-3-((4-((4-sulfophenyl)azo)phenyl)azo)- (CAS No. 2610-11-9) and its salts |
| 124 | 2-萘磺酸, 7,7'-(羰二亚氨基)双(4-羟基-3-((2-硫代-4-((4-磺酸苯基)偶氮)苯基)偶氮)- 及其盐类 | 2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis(4-hydroxy-3-((2-sulfo-4-((4-sulfophenyl)azo)phenyl)azo)-(CAS No. 2610-10-8 / CAS No. 25188-41-4) and its salts |
| 125 | 2-萘酚 | 2-Naphthol (CAS No. 135-19-3) |
| 126 | 2-硝基茴香醚 | 2-Nitroanisole (CAS No. 91-23-6) |
| 127 | 2-硝基萘 | 2-Nitronaphthalene (CAS No. 581-89-5) |
| 128 | 2-硝基-N-羟乙基对茴香胺及其盐类 | 2-Nitro-N-hydroxyethyl-p-anisidine (CAS No. 57524-53-5) and its salts |