| 4083-64-1 | Tosyl isocyanate | 4-Methyl-N-(oxomethylidene)benzenesulfonamide | 1 | | 2929.10 | 3 | Send  | 5426616.64 | |
| 4086-70-8 | Magnesium myristate | Magnesium tetradecanoate | 1 | | 2915.90 | | Send  | 300351.02 | |
| 40861-29-8 | Zinc oxide | Diammonium zinc biscarbonate | 1 | | 2836.99 | | Send  | 55316.10 | |
| 4089-07-0 | L-Tyrosine ethyl ester hydrochloride | Ethyl (2S)-2-amino-3-(4-hydroxyphenyl)propanoate hydrochloride | | 1 | 2922.50 | | Send  | 11442.52 | |
| 409-21-2 | Silicon carbide | Methanidylidynesilanylium | 1 | | 2513.20 ; 2849.20 ; 3506.99 ; 3801.90 ; 3824.30 | | Send  | 134733541.94 | |
| 4091-99-0 | 2′,7′-Dichlorofluorescin diacetate | 2-(3,6-Diacetyloxy-2,7-dichloro-9H-xanthen-9-yl)benzoic acid | 1 | | 2932.99 | | Send  | 29801.84 | |
| 40957-83-3 | Glycitein | 7-Hydroxy-3-(4-hydroxyphenyl)-6-methoxychromen-4-one | 1 | | 2932.99 | | Send  | 39520.53 | |
| 4098-71-9 | Isophorone diisocyanate | 5-Isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane | 1 | | 2929.10 | 3 ; 8 | Send  | 33404761.42 | |
| 41100-52-1 | Memantine hydrochloride | 3,5-Dimethyladamantan-1-amine hydrochloride | 1 | | 2921.30 | | Send  | 634241.07 | |
| 4111-54-0 | Lithium diisopropylamide | Lithium di(propan-2-yl)azanide | 1 | | 2921.19 | | Send  | 15773.78 | |