HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2365474Generated: October 30, 2026
1,3-Propanediamine → HCID 178508783, compound
https://huagongshe.com/reaction/2365474
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | 1,3-Propanediamine | HCID 428 | — |
| Reactant | 3,5-Diamino-6-chloro-N-[(methylsulfanyl)methanimidoyl]pyrazine-2-carboxamide | HCID 140444318 | — |
| Solvent | Isopropanol | HCID 3776 | — |
| Product | HCID 178508783 | HCID 178508783 | — |
Reaction Steps
1-(3,5-Diamino-6-chloro-pyrazine-2-carbonyl)-2-methyl-isothiourea (Intermediate A) (1.0 g, 2.58 mmol) is suspended in propan-2-ol (10 ml) and 1,3-diaminopropane (0.32 ml, 3.9 mmol) is added. The mixture is heated at 60° C. for 18 hours and then allowed to cool to room temperature and the solids present are collected by filtration. The solids are washed with THF and MeOH to yield the title compound as a yellow solid; [M+H]+ 270
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08697687B2 |
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| Source dataset | uspto-grants-2014_04 |
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| ORD ID | ord-b44db9bdb2714afa8377163dea66ba5e |
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| Source note | uspto-grants-2014_04 |
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