| 1948-33-0 | Tert-butylhydroquinone | 2-tert-butylbenzene-1,4-diol | 1 | | 2907.29 | | Send  | 14400076.45 | |
| 19493-44-8 | 1-Chloroisoquinoline | 1-chloroisoquinoline | 1 | | 2933.49 | | Send  | 904.92 | |
| 19524-06-2 | 4-Bromopyridinium chloride | 4-bromopyridine hydrochloride | 1 | | 2933.39 | | Send  | 5027.21 | |
| 1953-04-4 | Galantamine Hydrobromide | (4aS,6R,8aS)-3-Methoxy-11-methyl-5,6,9,10,11,12-hexahydro-4aH-benzo[2,3]benzofuro[4,3-cd]azepin-6-ol hydrobromide | 1 | | 2939.99 | | Send  | 449754.05 | |
| 1953-54-4 | 5-Hydroxyindole | 1H-indol-5-ol | 1 | | 2933.99 | | Send  | 6736.60 | |
| 1955-67-5 | Glutamine Hydroxamate | (2S)-2-amino-5-(hydroxyamino)-5-oxopentanoic acid | 1 | | 2922.42 | | Send  | 10001.30 | |
| 1956-09-8 | 4-Nitrophenyl decanoate | (4-nitrophenyl) decanoate | 1 | | 2915.90 | | Send  | 2467.22 | |
| 1956-10-1 | 4-Nitrophenyl octanoate | (4-nitrophenyl) octanoate | 1 | | 2915.90 | | Send  | 6194.37 | |
| 1956-11-2 | 4-Nitrophenyl laurate | (4-nitrophenyl) dodecanoate | 1 | | 2915.90 | | Send  | 5141.93 | |
| 19598-90-4 | Gadolinium(III) nitrate hexahydrate | Gadolinium(3+); trinitrate; hexahydrate | 1 | | 2846.90 | | Send  | 2791.73 | |