1,2-benzothiazol-3-one

C7H5NOS

CAS2634-33-5

Danger

Consulting for 1,2-benzothiazol-3-one

Our experts support you with application, dosage, and compliance.

Request Consultation

Identification

CAS Number: 2634-33-5
EC Number: 220-120-9
UN Number: 3077
Index Number: 613-088-00-6
PubChem CID: 17520

Physical-chemical properties

Molecular Formula: C7H5NOS
Molar Mass: 151.19 g/mol
IUPAC Name: 1,2-benzothiazol-3-one

Chemical Identifiers

InChI: InChI=1S/C7H5NOS/c9-7-5-3-1-2-4-6(5)10-8-7/h1-4H,(H,8,9)
InChI Key: DMSMPAJRVJJAGA-UHFFFAOYSA-N

Overview

1,2-benzothiazol-3-one (CAS: 2634-33-5) is a chemical compound widely used in industry. The molecular formula is C7H5NOS. The molar mass is 151.19 g/mol.

Safety & Classification

Danger

Classification:

Acute Tox. 2; Acute Tox. 4; Skin Irrit. 2; Eye Dam. 1; Skin Sens. 1A; Aquatic Acute 1; Aquatic Ch...

GHS Pictograms

Skull and Crossbones

GHS06

Acute toxicity. Fatal if swallowed, in contact with skin, or if inhaled.

Corrosion

GHS05

Corrosive. Causes severe skin burns and eye damage.

Environment

GHS09

Environmental hazard. Toxic to aquatic life with long lasting effects.

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H330

Fatal if inhaled.

H302

Harmful if swallowed.

H315

Causes skin irritation.

H318

Causes serious eye damage.

H317

May cause an allergic skin reaction.

H400

Very toxic to aquatic life.

H410

Very toxic to aquatic life with long lasting effects.

Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).

First Aid Measures

Inhalation

Fatal

Measures if vapours or dust are inhaled

First Aid Actions

+P304IF INHALED:
+P340Remove person to fresh air and keep comfortable for breathing.
+P311Call a POISON CENTER/doctor.

Related hazard statements:

H330

Skin Contact

Irritant

Measures if substance contacts the skin

First Aid Actions

+P302IF ON SKIN:
+P352Wash with plenty of water.
+P361Take off immediately all contaminated clothing.
+P313Get medical advice/attention.

Related hazard statements:

H315 H317

Eye Contact

Harmful

Measures if substance gets into the eyes

First Aid Actions

+P305IF IN EYES:
+P351Rinse cautiously with water for several minutes.
+P338Remove contact lenses, if present and easy to do. Continue rinsing.
+P313Get medical advice/attention.

Related hazard statements:

H318

Ingestion

Harmful

Measures if substance is accidentally swallowed

First Aid Actions

+P301IF SWALLOWED:
+P330Rinse mouth.
+P331Do NOT induce vomiting.
+P310Immediately call a POISON CENTER/doctor.

Related hazard statements:

H302

General Measures

Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)

First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.

Transport (ADR)

UN Number	3077
ADR Class	9
Packing Group	III
Tunnel Code	-
Proper Shipping Name	1,2-Benzisothiaozol-3(2H)-on
Marine Pollutant	No

Frequently Asked Questions

What is 1,2-benzothiazol-3-one?

1,2-benzothiazol-3-one (CAS 2634-33-5) is a chemical substance with the formula C7H5NOS used in various industrial applications.

What are the properties of 1,2-benzothiazol-3-one?

1,2-benzothiazol-3-one has a molar mass of 151.19 g/mol. It is classified as Acute Tox. 2; Acute Tox. 4; Skin Irrit. 2; Eye Dam. 1; Skin Sens. 1A; Aquatic Acute 1; Aquatic Ch.... See the technical data above for more details.

How to store 1,2-benzothiazol-3-one safely?

1,2-benzothiazol-3-one should be stored according to the Safety Data Sheet instructions. Follow the GHS labeling and keep the substance in a cool, dry and well-ventilated place.

Is 1,2-benzothiazol-3-one dangerous?

1,2-benzothiazol-3-one carries the signal word "Danger". 3 GHS pictograms apply. Always follow the safety instructions in the data sheet.

Where can I buy 1,2-benzothiazol-3-one?

You can order 1,2-benzothiazol-3-one (CAS 2634-33-5) from OYSI. We deliver across Europe and offer technical consulting as well as complete compliance documentation.