| 序号 | 中文名称 | 英文名称 |
|---|---|---|
| 81 | 2,3-环氧丙基邻甲苯基醚 | 2,3-Epoxypropyl o-tolyl ether (CAS No. 2210-79-9) |
| 82 | 2,3-二羟基萘 | 2,3-Naphthalenediol (CAS No. 92-44-4) |
| 83 | 2,4-二硝基甲苯; 工业级的二硝基甲苯 | 2,4- Dinitrotoluene; Dinitrotoluene, technical grade (CAS No. 121-14-2 / CAS No. 25321-14-6) |
| 84 | 2,4,5-三甲基苯胺; 2,4,5-三甲基苯胺盐酸盐 | 2,4,5-Trimethylaniline (CAS No. 137-17-7),2,4,5-Trimethylaniline hydrochloride (CAS No. 21436-97-5) |
| 85 | 2,4,6-三氯苯酚 | 2,4,6-Trichlorophenol (CAS No. 88-06-2) |
| 86 | 2,4-二氨基-5-甲基苯乙醚及其盐酸盐 | 2,4-Diamino-5-methylphenetol and its HCl salt (CAS No. 113715-25-6) |
| 87 | 2,4-二氨基-5-甲基苯氧基乙醇及其盐类 | 2,4-Diamino-5-methylphenoxyethanol and its salts(CAS No. 141614-05-3 / CAS No. 113715-27-8) |
| 88 | 2,4-二氨基二苯基胺 | 2,4-Diaminodiphenylamine (CAS No. 136-17-4) |