3-Ethylrhodanine → 5-[(3-Chloro-2-ethylisoindol-1-yl)methylene]-3-ethylrhodanine

HRID 437322Notes

Reaction equation

HRID 437322 reaction equation
[CH2:1]([N:3]1[C:7](=[O:8])[CH2:6][S:5][C:4]1=[S:9])[CH3:2].Cl([O-])(=O)(=O)=O.[Cl:15][C:16]1[C:24]2[C:19](=[CH:20][CH:21]=[CH:22][CH:23]=2)[C:18](=[CH:25]N(C)C)[N+:17]=1[CH2:29][CH3:30]>C(N(CC)CC)C>[Cl:15][C:16]1[N:17]([CH2:29][CH3:30])[C:18]([CH:25]=[C:6]2[S:5][C:4](=[S:9])[N:3]([CH2:1][CH3:2])[C:7]2=[O:8])=[C:19]2[C:24]=1[CH:23]=[CH:22][CH:21]=[CH:20]2

Participants

4

Reactant 2

HCID 820983-EthylrhodanineHCID 178462637HCID 178462637, compound

Product 1

HCID 539206135-[(3-Chloro-2-ethylisoindol-1-yl)methylene]-3-ethylrhodanine

Reagents, catalysts & solvents 1

HCID 8471TriethylamineSolvent

Procedure

This dye was prepared by the interaction of 3-ethyl-rhodanine and 3-chloro-1-dimethylaminomethylene-2-ethyl-1H-isoindolium perchlorate in the presence of triethylamine. The dye after purification by recrystallization from methanol melted at 119° C. MeOH λ max 505 nm.

Workup

  1. customThe dye after purification
  2. customby recrystallization from methanol melted at 119° C

Sources & evidence

ORD record
ord-2e0cbd9192de41c6bf0836c6e2b5ed37
Source dataset
uspto-grants-1977_06
Patent number
US04030932

Reaction notes

Loading…