Toluene → N-(3-(2,3,6-Trifluorobenzyloxy)pyrid-2-yl)-N'-(4-chlorophenyl)thiourea

HRID 1654914Notes

Reaction equation

HRID 1654914 reaction equation
[NH2:1][C:2]1[C:7]([O:8][CH2:9][C:10]2[C:15]([F:16])=[CH:14][CH:13]=[C:12]([F:17])[C:11]=2[F:18])=[CH:6][CH:5]=[CH:4][N:3]=1.[Cl:19][C:20]1[CH:25]=[CH:24][C:23]([N:26]=[C:27]=[S:28])=[CH:22][CH:21]=1.C1(C)C=CC=CC=1>C(OCC)C>[F:18][C:11]1[C:12]([F:17])=[CH:13][CH:14]=[C:15]([F:16])[C:10]=1[CH2:9][O:8][C:7]1[C:2]([NH:1][C:27]([NH:26][C:23]2[CH:24]=[CH:25][C:20]([Cl:19])=[CH:21][CH:22]=2)=[S:28])=[N:3][CH:4]=[CH:5][CH:6]=1

Participants

5

Reactant 3

HCID 1140TolueneHCID 164804-Chlorophenyl isothiocyanateHCID 200769692-Amino-3-(2,3,6-trifluorobenzyloxy)pyridine

Product 1

HCID 20077029N-(3-(2,3,6-Trifluorobenzyloxy)pyrid-2-yl)-N'-(4-chlorophenyl)thiourea

Reagents, catalysts & solvents 1

HCID 3283Diethyl EtherSolvent

Procedure

A mixture of 2-amino-3-(2,3,6-trifluorobenzyloxy)pyridine (2.00 g, 0.0078 mol), 4chlorophenyl isothiocyanate (1.6 g, 0.094 mol) and toluene (10 ml) was refluxed for 3 hours, then cooled and treated with diethyl ether to induce crystallisation of the product. Yield 2.82 g (85.5%), m.p.174°-176 ° C.

Workup

  1. temperaturewas refluxed for 3 hours
  2. temperaturecooled
  3. customcrystallisation of the product

Sources & evidence

ORD record
ord-225818c2f318416d965c6de32df4c96b
Source dataset
uspto-grants-1995_04
Patent number
US05409943

Reaction notes

Loading…