Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | Sodium Hydroxide | HCID 14798 | — |
| Reactant | HCID 22402970 | HCID 22402970 | — |
| Product | HCID 22402938 | HCID 22402938 | 86.8% |
Reaction Steps
A mixture of dimethyl 1,2-dimethyl-4,5-benzimidazoledicarboxylate (1.70 g, 6.49 mmol) and 2N sodium hydroxide (25 mL, 12.5 mmol) is stirred for 5 hours at 100° C. The mixture is cooled, acidified to pH 4 with hydrochloric acid and filtered to afford the title product as a white powder (1.32 g, 86.8%), mp 305°-308° C. (dec).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|
| Patent number | US05108485 |
|---|
| Source dataset | uspto-grants-1992_04 |
|---|
| ORD ID | ord-679ab23d50b9424d858a1195c6ae8249 |
|---|
| Source note | uspto-grants-1992_04 |
|---|
