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140562

Sigma-Aldrich

5-Chloroisatin

97%

Synonym(s):
5-Chloro-1H-indole-2,3-dione
Empirical Formula (Hill Notation):
C8H4ClNO2
CAS Number:
Molecular Weight:
181.58
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

97%

mp

254-258 °C (lit.)

SMILES string

Clc1ccc2NC(=O)C(=O)c2c1

InChI

1S/C8H4ClNO2/c9-4-1-2-6-5(3-4)7(11)8(12)10-6/h1-3H,(H,10,11,12)

InChI key

XHDJYQWGFIBCEP-UHFFFAOYSA-N

General description

5-Chloroisatin reacts with substituted 4-amino-4,5-dihydro-1H-1,2,4-triazole-5-ones to yield Schiff bases.

Application

5-Chloroisatin was used in synthesis of Schiff base by reaction with 2-methyl-4-nitroaniline.

Packaging

25 g in poly bottle

Certificate of Analysis

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Certificate of Origin

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