HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 465096Generated: October 30, 2026
Methylhydrazine → 2-(1-Methylhydrazino)imidazoline hydroiodide
https://huagongshe.com/reaction/465096
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Methylhydrazine | HCID 6061 | — |
| Reactant | 1H-Imidazole, 4,5-dihydro-2-(methylthio)-, hydriodide (1:1) | HCID 12221228 | — |
| Solvent | Ethanol | HCID 702 | — |
| Product | 2-(1-Methylhydrazino)imidazoline hydroiodide | HCID 20536309 | 69% |
Reaction Steps
A solution of 48.8 g of 2-methylthioimidazoline, hydroiodide, 10.0 g of methylhydrazine and 200 ml of ethanol was refluxed for several hours, then clarified and cooled to -10° C. The solid was collected, washed with ether and dried at 60° C. in vacuo, giving 33.4 g of the desired intermediate, mp 146°-147° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US04550169 |
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| Source dataset | uspto-grants-1985_10 |
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| ORD ID | ord-c5a60b6aafdd422aacfc0d06f46d2532 |
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| Source note | uspto-grants-1985_10 |
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