Hydrochloric Acid → HCID 178434854, compound

HRID 359851

Reaction equation

HRID 359851 reaction equation
[Cl:1][C:2]1[CH:3]=[C:4]([CH:7]=[C:8]([Cl:11])[C:9]=1[OH:10])[CH:5]=[O:6].[CH3:12][C:13](=[N:17][OH:18])[C:14](=O)[CH3:15].Cl>C(O)=O>[Cl:1][C:2]1[CH:3]=[C:4]([C:5]2[O:6][C:14]([CH3:15])=[C:13]([CH3:12])[N+:17]=2[O-:18])[CH:7]=[C:8]([Cl:11])[C:9]=1[OH:10]

Participants

5

Reactant 3

HCID 313Hydrochloric AcidHCID 168393,5-Dichloro-4-hydroxybenzaldehydeHCID 63989692-Oxime 2,3-butanedione

Product 1

HCID 178434854HCID 178434854, compound

Reagents, catalysts & solvents 1

HCID 284Formic AcidSolvent

Procedure

2-(3,5-Dichloro-4-hydroxyphenyl)-4,5-dimethyloxazole N-oxide was prepared from 19.1 g 3,5-dichloro-4-hydroxybenzaldehyde and 10.1 g butanedione mono-oxime in formic acid in the presence of hydrogen chloride gas. There was obtained 12.2 g of product, m.p. 221°-223° C.

Sources & evidence

ORD record
ord-ff97ae7b4f9a411489d40d3c37d4a501
Source dataset
uspto-grants-1991_03
Patent number
US05002960

Linked notes

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