| 4-Fluoro-DL-tryptophan | ||
| F-242-50 | 50.00 mg | $ 79.00 |
| F-242-100 | 100.00 mg | $ 122.00 |
| F-242-250 | 250.00 mg | $ 245.00 |
| F-242-500 | 500.00 mg | $ 421.00 |
| 4-Methyl-DL-tryptophan | ||
| M-492-100 | 100.00 mg | $ 53.00 |
| M-492-250 | 250.00 mg | $ 90.00 |
| M-492-500 | 500.00 mg | $ 143.00 |
| M-492-1 | 1.00 g | $ 239.00 |
| 5-Amino-DL-tryptophan | ||
| A-296-100 | 100.00 mg | $ 64.00 |
| A-296-250 | 250.00 mg | $ 114.00 |
| A-296-500 | 500.00 mg | $ 186.00 |
| A-296-1 | 1.00 g | $ 316.00 |
| 5-Benzyloxy-DL-tryptophan | ||
| B-261-100 | 100.00 mg | $ 60.00 |
| B-261-250 | 250.00 mg | $ 105.00 |
| B-261-500 | 500.00 mg | $ 170.00 |
| B-261-1 | 1.00 g | $ 287.00 |
| 5-Benzyloxytryptophol | ||
| B-251-50 | 50.00 mg | $ 98.00 |
| B-251-100 | 100.00 mg | $ 158.00 |
| B-251-250 | 250.00 mg | $ 325.00 |
| B-251-500 | 500.00 mg | $ 567.00 |
| 5-Bromo-DL-tryptophan | ||
| B-760-250 | 250.00 mg | $ 86.00 |
| B-760-500 | 500.00 mg | $ 135.00 |
| B-760-1 | 1.00 g | $ 224.00 |
| B-760-2.5 | 2.50 g | $ 475.00 |
| 5-Fluoro-DL-tryptophan | ||
| F-244-500 | 500.00 mg | $ 59.00 |
| F-244-1 | 1.00 g | $ 88.00 |
| F-244-2.5 | 2.50 g | $ 167.00 |
| F-244-5 | 5.00 g | $ 282.00 |