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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 917996Generated: November 2, 2026

Methanethiol → HCID 178484946, compound

https://huagongshe.com/reaction/917996

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanethiolHCID 878—
ReactantPhenethylamineHCID 1001—
ReactantMethyl N,N'-dimethylcarbamimidothioate--hydrogen iodide (1/1)HCID 2775205—
SolventEthanolHCID 702—
ProductHCID 178484946HCID 178484946—

Reaction Steps

2-phenylethylamine (2.4 g.), N,N',S-trimethylisothiourea hydriodide (4.92 g.) and ethanol (70 ml.), were boiled together under reflux for eight hours; methyl mercaptan was evolved. The resulting solution was evaporated to dryness and the residue recrystallised from methanol/ether mixture to yield N,N'-dimethyl-N"-2-phenylethylguanidine hydriodide, melting point 156°-160°C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03968243
Source datasetuspto-grants-1976_07
ORD IDord-f4ee57d54bcb4c648d3450532234631c
Source noteuspto-grants-1976_07