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H3275

Sigma-Aldrich

3-Hydroxy-5-Methylisoxazol

≥90%

Synonym(e):

Hymexazol

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About This Item

Empirische Formel (Hill-System):
C4H5NO2
CAS-Nummer:
10004-44-1
Molekulargewicht:
99.09
EG-Nummer:
233-000-6
MDL-Nummer:
MFCD00144468
UNSPSC-Code:
12352100
PubChem Substanz-ID:
57654246
NACRES:
NA.22

Assay

≥90%

Lagertemp.

2-8°C

SMILES String

CC1=CC(=O)NO1

InChI

1S/C4H5NO2/c1-3-2-4(6)5-7-3/h2H,1H3,(H,5,6)

InChIKey

KGVPNLBXJKTABS-UHFFFAOYSA-N

Verwandte Kategorien

Anwendung

3-Hydroxy-5-methylisoxazole can be used as a reactant to synthesize:
  • 3-Oxoisoxazole-2(3H)-carboxamides by reacting with dimethyl-carbamoyl chloride in the presence of potassium t-butoxide.
  • Hydroxymethyl-2-propen-1-yl-5-methyl-3(2H)-isoxazolone via ring-opening reaction with vinyl oxirane.

Signalwort

Danger

Gefahreneinstufungen

Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Dam. 1 - Repr. 2 - Skin Sens. 1

Lagerklassenschlüssel

11 - Combustible Solids

WGK

WGK 3

Persönliche Schutzausrüstung

dust mask type N95 (US), Eyeshields, Gloves

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Hymexazol is an efficacious and widely used fungicide. However, its environmental toxicological assessment has not been well documented. It had no report of its toxicity to fish embryo. Fish embryo acute toxicity tests are highly predictive of aquatic embryotoxicity outcome.
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