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338605

Sigma-Aldrich

Methyl 3-hydroxy-5-isoxazolecarboxylate

98%

Empirical Formula (Hill Notation):
C5H5NO4
CAS Number:
Molecular Weight:
143.10
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

98%

form

solid

mp

160-163 °C (lit.)

SMILES string

COC(=O)c1cc(O)no1

InChI

1S/C5H5NO4/c1-9-5(8)3-2-4(7)6-10-3/h2H,1H3,(H,6,7)

InChI key

BBFWUUBQSXVHHZ-UHFFFAOYSA-N

Application

Methyl 3-hydroxy-5-isoxazolecarboxylate was used in the enantioselective synthesis of a key precursor to the tetracycline antibiotics. It was also used in the preparation of formamidinopiperidine analog, an N-amidinopiperidine compound.

Packaging

1, 5 g in glass bottle

Certificate of Analysis

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Certificate of Origin

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