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697915

Sigma-Aldrich

4-Oxazolecarboxaldehyde

97%

Synonym(s):

Oxazole-4-carbaldehyde

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About This Item

Empirical Formula (Hill Notation):
C4H3NO2
CAS Number:
118994-84-6
Molecular Weight:
97.07
MDL number:
MFCD02179512
UNSPSC Code:
12352100
PubChem Substance ID:
329761967
NACRES:
NA.22

Assay

97%

form

solid

mp

57-61 °C

SMILES string

O=Cc1cocn1

InChI

1S/C4H3NO2/c6-1-4-2-7-3-5-4/h1-3H

InChI key

JBWIIXBEPINWPB-UHFFFAOYSA-N

Related Categories

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H302,H317,H319

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Sens. 1

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BGBC4070V
BGBC2867V
MKBL4311V
MKBH2133V
MKBG0377

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4-Oxazolecarboxylic acid 97%

Sigma-Aldrich

718343

4-Oxazolecarboxylic acid

Nadia Q Haj et al.
ACS omega, 5(23), 13948-13954 (2020-06-23)
Recently, chemical modifications of chitosan (CS) have attracted the attention of scientific researchers due to its wide range of applications. In this research, chitin (CH) was extracted from the scales of Cyprinus carpio fish and converted to CS by three

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