1,4-oxazines Patents (Class 544/98)
- Addition salts of morpholine which is unsubstituted or hydrocarbyl substituted only (Class 544/107)
- Additional nitrogen containing hetero ring (e.g., thiazetidine, etc.) (Class 544/111)
- Triazine ring (Class 544/112)
- Diazine ring (Class 544/114)
- Six-membered ring consisting of one nitrogen and five carbons (e.g., pyridine, etc.) (Class 544/124)
- Five-membered hetero ring having two or more ring hetero atoms of which at least one is nitrogen (Class 544/132)
- The five-membered hetero ring has at least sulfur and nitrogen as ring hetero atoms (Class 544/133)
- The five-membered hetero ring has at least oxygen and nitrogen as ring hetero atoms (Class 544/137)
- 1,3-Diazole ring (including hydrogenated) (Class 544/139)
- 1,2-Diazole ring (including hydrogenated) (Class 544/140)
- Five-membered hetero ring consisting of one nitrogen and four carbons (Class 544/141)
- Sulfur containing hetero ring (e.g., thioxane, etc.) (Class 544/145)
- Additional oxygen containing hetero ring (Class 544/147)
- Polycyclo-carbocyclic ring system having at least three cyclos (Class 544/154)
- Phosphorus attached directly or indirectly to morpholine ring by nonionic bonding (Class 544/157)
- Sulfur attached directly or indirectly to morpholine ring by nonionic bonding (Class 544/158)
- Nitrogen attached directed or indirectly to morpholine ring by nonionic bonding (Class 544/162)
- Oxygen attched directly or indirectly to morpholine ring by nonionic bonding (Class 544/170)
- N-hydrocarbyl morpholines (Class 544/178)