| 540-84-1 | 2,2,4-Trimethylpentane | 2,2,4-Trimethylpentane | 1 | | 2710.19 ; 2901.10 | | Send  | 5091399.04 | |
| 54010-71-8 | D-Glucose, 6-(dihydrogen phosphate), monosodium salt | Sodium [(2R,3R,4S,5R)-2,3,4,5-tetrahydroxy-6-oxohexyl] hydrogen phosphate | 1 | | 2940.00 | | Send  | 20569.15 | |
| 54024-22-5 | Desogestrel | (8S,9S,10R,13S,14S,17R)-13-ethyl-17-ethynyl-11-methylidene-1,2,3,6,7,8,9,10,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-ol | 1 | | 2937.23 | 6 | Send  | 6460404.08 | |
| 5405-41-4 | Ethyl 3-hydroxybutyrate | Ethyl 3-hydroxybutanoate | 1 | | 2915.60 | | Send  | 608.05 | |
| 54052-90-3 | 2,2,3,4,4,4-Hexafluorobutyl acrylate | 2,2,3,4,4,4-hexafluorobutyl prop-2-enoate | 1 | | 2916.12 | | Send  | 5737.92 | |
| 54060-92-3 | Basic yellow 28 | | | 1 | 3204.13 | | Send  | 2056412.85 | |
| 5408-75-7 | Pigment yellow 14 | | | 1 | 3204.17 | | Send  | 19920167.82 | |
| 541-02-6 | Cyclopentasiloxane | 2,2,4,4,6-pentamethyl-1,3,5,7,9,2,4,6,8,10-pentaoxapentasilecane | | 1 | 3402.19 | | Send  | 7812.470.62 | |
| 541-09-3 | Bis(acetato-O)dioxouranium | Acetic Acid; Dioxouranium | 1 | | 2844.30 | 5 | Send  | 13075.65 | |
| 541-15-1 | Levocarnitine | (3R)-3-hydroxy-4-(trimethylazaniumyl)butanoate | 1 | | 2923.90 | | Send  | 10204039.64 | |