Hydroxyamine hydrochloride → HCID 23717184, compound

HRID 278991Notes

Reaction equation

HRID 278991 reaction equation
[CH:1]1[CH:10]=[C:9]2[C:11]([O:13][C:14](=O)[C:7]3=[C:8]2[C:3](=[C:4]([S:16]([O-:19])(=[O:18])=[O:17])[CH:5]=[CH:6]3)[CH:2]=1)=[O:12].[K+:20].Cl.[NH2:22][OH:23]>N1C=CC=CC=1>[OH:23][N:22]1[C:14](=[O:13])[C:7]2[CH:6]=[CH:5][C:4]([S:16]([O-:19])(=[O:18])=[O:17])=[C:3]3[C:8]=2[C:9](=[CH:10][CH:1]=[CH:2]3)[C:11]1=[O:12].[K+:20]

Participants

4

Reactant 2

HCID 443297Hydroxyamine hydrochlorideHCID 16211743Potassium 1,3-dioxo-1H,3H-naphtho(1,8-cd)pyran-6-sulphonate

Product 1

HCID 23717184HCID 23717184, compoundYield 102.2%

Reagents, catalysts & solvents 1

HCID 1049PyridineSolvent

Procedure

4-Sulfo-1,8-naphthalic anhydride potassium salt (2.0 g, 6.2 mmol) and hydroxylamine hydrochloride (0.9 g, 12.4 mmol) were reacted in pyridine (50 mL) following the procedure of Example 1. The solids formed were filtered, washed with ethanol, and dried to give 2.1 g of the title compound, mp >380° C.;

Workup

  1. customThe solids formed
  2. filtrationwere filtered
  3. washwashed with ethanol
  4. customdried

Sources & evidence

ORD record
ord-cd42c18a62194bb296579b8b2afa8e25
Source dataset
uspto-grants-2002_03
Patent number
US06362181B1

Reaction notes

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