Thionyl Chloride → HCID 21840731, compound

HRID 356237Notes

Reaction equation

[C:1]([C:4]1[CH:30]=[CH:29][C:7]([O:8][C:9]2[C:18]([O:19][C:20]3[CH:25]=[CH:24][C:23]([C:26]([OH:28])=[O:27])=[CH:22][CH:21]=3)=[CH:17][C:16]3[C:11](=[CH:12][CH:13]=[CH:14][CH:15]=3)[CH:10]=2)=[CH:6][CH:5]=1)([OH:3])=[O:2].S(Cl)([Cl:33])=O>>[Cl-:33].[Cl-:33].[C:26]([C:23]1[CH:24]=[CH:25][C:20]([O:19][C:18]2[C:9]([O:8][C:7]3[CH:29]=[CH:30][C:4]([C:1]([OH:3])=[O:2])=[CH:5][CH:6]=3)=[CH:10][C:11]3[C:16](=[CH:15][CH:14]=[CH:13][CH:12]=3)[CH:17]=2)=[CH:21][CH:22]=1)([OH:28])=[O:27]

Participants

Reactant 2

HCID 24386Thionyl Chloride

HCID 21840722HCID 21840722, compound

Product 1

HCID 21840731HCID 21840731, compoundYield 96.5%

Procedure

The compound 2,3-bis-(4-carboxyphenoxy)naphthalene dichloride was prepared by reacting 2,3-bis-(4-carboxy-phenoxy)napthalene with thionyl chloride according to the procedure of Example 20. After initial crystallization, the product was again recrystallized from cyclohexane/toluene (1;1) to give a 96.5% yield of the title compound with the formula: ##STR24##

Workup

customThe compound 2,3-bis-(4-carboxyphenoxy)naphthalene dichloride was prepared
customAfter initial crystallization
customthe product was again recrystallized from cyclohexane/toluene (1;1)

Sources & evidence

ORD record: ord-7664b2c23a4f4ba080cb673c67bd153c
Source dataset: uspto-grants-1998_11
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US05834620

Reaction notes

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