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538442

Sigma-Aldrich

7-Chloro-2-mercaptobenzoxazole

97%

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About This Item

Empirical Formula (Hill Notation):
C7H4ClNOS
CAS Number:
Molecular Weight:
185.63
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

assay

97%

mp

252-256 °C (lit.)

SMILES string

Sc1nc2cccc(Cl)c2o1

InChI

1S/C7H4ClNOS/c8-4-2-1-3-5-6(4)10-7(11)9-5/h1-3H,(H,9,11)

InChI key

XXRDNTGJMQMSLW-UHFFFAOYSA-N

General description

7-Chloro-2-mercaptobenzoxazole is also known as 7-chloro-3H-1,3-benzoxazole-2-thione [IUPAC name]. It can be synthesized by employing 6-chloro-2-aminophenol (an o-aminophenol) as a starting reagent.

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


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Benzoxazole derivatives. I. 2-mercaptobenzoxazoles
Katz L and Cohen MS.
The Journal of Organic Chemistry, 19.5, 758-766 (1954)

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