| 1 | 683-08-9 | 甲基磷酸二乙酯 | diethyl methylphosphonate | C5H13O3P | 医药原料 | |
| 2 | 683-10-3 | 十二烷基二甲基胺乙内酯 | N-Dodecyl-N,N-Dimethylglycine | C16H33NO2 | 合成;其他;中间体;甜菜碱;化工原料;有机原料;表面活性剂;季铵盐系列;合成中间体;化工中间体 | |
| 3 | 683-16-9 | Phosphinic chloride, dibutyl- | Phosphinic chloride, dibutyl- | C8H18ClOP | | |
| 4 | 683-18-1 | 二丁基二氯化锡 | Dibutyltin dichloride | C8H18Cl2Sn | 试剂;中间体;有机锡;化工原料;有机原料;分析标准品;金属有机物;有机化工原料;农残、兽药及化肥类;化工产品-有机化工 | |
| 5 | 683-19-2 | dioctylphosphinic acid | dioctylphosphinic acid | C16H35O2P | | |
| 6 | 683-25-0 | Methyl propyl methylphosphonate | Methyl propyl methylphosphonate | C5H13O3P | | |
| 7 | 683-32-9 | Phosphonic acid, methyl-, butyl methyl ester | Phosphonic acid, methyl-, butyl methyl ester | C6H15O3P | | |
| 8 | 683-43-2 | Dibromoethylarsine | Dibromoethylarsine | C2H5AsBr2 | | |
| 9 | 683-45-4 | Dimethylcyanoarsine | Dimethylcyanoarsine | C3H6AsN | | |
| 10 | 683-50-1 | 2-氯丙醛 | CHLOROPROPANAL | C3H5ClO | | |
| 11 | 683-51-2 | 2-chloroacrolein | 2-chloroacrolein | C3H3ClO | | |
| 12 | 683-51-2 | 2-chloroprop-1-en-1-one | 2-chloroprop-1-en-1-one | C3H3ClO | | |
| 13 | 683-53-4 | 2-Bromo-1,1-dichloroethane | 2-Bromo-1,1-dichloroethane | C2H3BrCl2 | | |
| 14 | 683-55-6 | | Carbonocyanidic fluoride | C2FNO | | |
| 15 | 683-56-7 | | Carbonocyanidothioicfluoride (9CI) | C2FNS | | |
| 16 | 683-57-8 | 2-溴乙酰胺 | 2-Bromoacetamide | C2H4BrNO | 卤代物;化学连接;其他原料;有机化工原料;合成材料中间体 | |
| 17 | 683-58-9 | N-hydroxyacetoimidoyl chloride | N-hydroxyacetoimidoyl chloride | C2H4ClNO | | |
| 18 | 683-60-3 | 异丙醇钠 | Sodium isopropoxide | C3H7NaO | 钠;通用试剂;金属有机物;催化和无机化学 | |
| 19 | 683-62-5 | O-Carbamoylhydroxylamine | O-Carbamoylhydroxylamine | CH4N2O2 | | |
| 20 | 683-63-6 | | Carbamothioic acid, O-methyl ester | C2H5NOS | | |
| 21 | 683-68-1 | 二溴二氯乙烷 | 1,2-DIBROMO-1,2-DICHLOROETHANE | C2H2Br2Cl2 | | |
| 22 | 683-70-5 | | 3-Buten-2-one, 3-chloro- | C4H5ClO | | |
| 23 | 683-72-7 | 2,2-二氯乙酰胺 | 2,2-Dichloroacetamide | C2H3Cl2NO | 合成;有机化工原料 | 医药中间体;农药中间体 |
| 24 | 683-73-8 | 乙烯-D4 | ETHYLENE-D4 | C2D4 | 化工;同位素气体 | |
| 25 | 683-78-3 | | Lithium, (trifluoroethenyl)- | C2F3Li | | |
| 26 | 683-81-8 | DIFLUOROMETHYLDIMETHYLAMINE | DIFLUOROMETHYLDIMETHYLAMINE | C3H7F2N | | |
| 27 | 683-82-9 | | Carbamothioic fluoride, dimethyl- | C3H6FNS | | |
| 28 | 683-85-2 | Dimethylaminodichlorophosphine | Dimethylaminodichlorophosphine | C2H6Cl2NP | 膦配体;有机磷;化工原料 | |
| 29 | 683-92-1 | 2-BROMO-3-CHLORO-1,1,1-TRIFLUOROPROPANE | 2-BROMO-3-CHLORO-1,1,1-TRIFLUOROPROPANE | C3H3BrClF3 | | |
| 30 | 683-94-3 | 1,1,1-三氟-2-丁胺 | 1,1,1-TRIFLUORO-2-BUTYLAMINE | C4H8F3N | | |
| 31 | 683-98-7 | 二氟溴乙酸甲酯 | METHYL BROMODIFLUOROACETATE | C3H3BrF2O2 | | |