538442

Sigma-Aldrich

7-Chloro-2-mercaptobenzoxazole

97%

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

Quality Level

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

Related Categories

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.

Packaging

5 g in glass bottle

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Target Organs

Respiratory system

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR

NONH for all modes of transport

WGK Germany

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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

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