Categoría anterior : 2933 - Compuestos heterocíclicos con heteroátomo(s) de nitrógeno exclusivamente.
| Nombre de la compañía * | Ciudad / Ciudad-Estado | País |
|---|---|---|
| E************************** | Brazil | Brasil |
| H************** | Hyderabad | India |
| B***************************** | São Paulo - Sp | Brasil |
| B******************* | Islamabad | Pakistán |
| H********* | Russian Federation | Federación Rusa |
| J******************************* | Sri Lanka | Sri Lanka |
| Q********************** | Chile | Chile |
| C******************** | Sweden | Suecia |
| B********************** | Brazil | Brasil |
| A*********** | SD - Sudan | Sudán |
| B************* | Brazil | Brasil |
| H************ | Brazil | Brasil |
| I********************** | Delhi | India |
| R********************** | Romania | Rumania |
| A*********************** | Illinois | Estados Unidos de América |
| T****************** | Albania | Albania |
| S********************* | Australia | Australia |
| L****************************************** | Bolivia | Bolivia |
| E************************** | BY - Belarus | Bielorrusia |
| S****************************** | Germany | Alemania |
| D*********************** | Guatemala | Guatemala |
| G**************** | Bombay,Maharashtra | India |
| S******************** | IN - India | India |
| L***************************************** | Mexico-Torreon-Coahuila | México |
| I****************** | Netherlands | Países Bajos, Holanda |
| M*********** | Russian Federation | Federación Rusa |
| . | Turkey | Turkiye |
| Т************ | Ukraine | Ucrania |
| E*************************** | New Jersey | Estados Unidos de América |
| W*********************** | United States | Estados Unidos de América |
