Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Water | HCID 962 | — |
| Reactant | Carbon Disulfide | HCID 6348 | — |
| Reactant | HCID 86725246 | HCID 86725246 | — |
| Solvent | Pyridine | HCID 1049 | — |
| Product | HCID 86725245 | HCID 86725245 | 87.6% |
Reaction Steps
Carbon disulfide (1.36 mL, 22.6 mmol) was added to a solution of methyl 3-amino-4-(aminomethyl)benzoate (2.0 g, 11.3 mmol) in pyridine (10 mL) and the resultant reaction mixture was stirred at 60° C. overnight. After cooling, water was added to the reaction mixture. The solid formed was filtrated to afford methyl 2-thioxo-1,2,3,4-tetrahydroquinazoline-7-carboxylate (2.2 g) which was carried to the next step without further purification.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US09376454B2 |
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| Source dataset | uspto-grants-2016_06 |
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| ORD ID | ord-507b38528dfb4ece8f5db3dddfd1ea6c |
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| Source note | uspto-grants-2016_06 |
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