| Qualifier in English: | analogs & derivatives |
| Qualifier in Spanish: | análogos & derivados |
| Qualifier in Portuguese: | análogos & derivados |
| Qualifier in French: | analogues et dérivés |
| Entry term(s): |
analogs and derivatives derivatives |
| Scope note: | Used with drugs and chemicals for substances that share the same parent molecule or have similar electronic structure but differ by the addition or substitution of other atoms or molecules. It is used when the specific chemical heading is not available and no appropriate group heading exists. |
| Annotation: | subheading only |
| Online Note: | search policy: Online Manual; use: main heading/AA or AA (SH) or SUBS APPLY AA |
| History Note: | 75; used with Category D1-7 & D9-26 1975-89; D2-7, D9, D11 & D14-23 1990 forward |
| Entry Version: |
ANALOGS |
| Abbreviation: | AA |
| DeCS UI: | 22003 |
| Descriptor UI: | Q000031 |
| Date Established: | 1975/01/01 |
| Date of Entry: | 1974/10/23 |
| Revision Date: | 2017/04/11 |
analogs & derivatives
- Preferred
derivatives
- Narrower
| Concept UI |
M0030233 |
| Scope note | Used with drugs and chemicals for substances that share the same parent molecule or have similar electronic structure but differ by the addition or substitution of other atoms or molecules. It is used when the specific chemical heading is not available and no appropriate group heading exists. |
| Preferred term | analogs & derivatives |
| Entry term(s) |
analogs and derivatives |
| Concept UI |
M0030235 |
| Preferred term | derivatives |
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