| Record No. | Name | No. of Entries |
| 301 | Cyano colchicine | 1 |
| 302 | Cycleanine | 3 |
| 303 | D003_SIGMA | 1 |
| 304 | D029_SIGMA | 1 |
| 305 | Daphnandrine | 5 |
| 306 | Daphnoline | 3 |
| 307 | Dauricine | 4 |
| 308 | Dauricoline | 1 |
| 309 | Daurisoline | 1 |
| 310 | Deacetamido-6-dehydrocolchicine | 1 |
| 311 | Deacetylthiocolchicine chlorhydrate | 1 |
| 312 | Dehydrocorydalin | 1 |
| 313 | Dehydrocrebanine | 4 |
| 314 | Dehydrostephanine | 1 |
| 315 | DELTA-6 CODEINE | 1 |
| 316 | Demecolcine | 9 |
| 317 | Desocodeine | 1 |
| 318 | Desomorphine | 1 |
| 319 | Dextromethorphan | 2 |
| 320 | Dextrorphan tartrate | 1 |
| 321 | Dicentrine | 3 |
| 322 | Dicyclopropanoyl apomorphine | 1 |
| 323 | DIHYDRO-CODEINE,PICRATE | 1 |
| 324 | Dihydroberberine | 1 |
| 325 | Dihydrocodeine | 1 |