1,2-Benzisothiazol-3(2H)-one

Name: 1,2-Benzisothiazol-3(2H)-one
Brand: Vaqora Chemicals
SKU: VQ-027156

About 1,2-Benzisothiazol-3(2H)-one

Vaqora Chemicals supplies 1,2-Benzisothiazol-3(2H)-one, an analytical reagent registered under CAS number 2634-33-5. Formula C7H5NOS, molecular weight 151.19 g/mol. The IUPAC name is 1,2-benzothiazol-3-one. Alternative names: Benzisothiazolone and 1,2-Benzisothiazolin-3-one.

Store in a tightly closed container in a cool, dry and well-ventilated place. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include fine chemical synthesis and agrochemical formulations. Buyers come mainly from academic and industrial research and agrochemical production.

Available in 100 mg, 250 mg, 1 g and 5 g packs, 1,2-Benzisothiazol-3(2H)-one is dispatched with a Certificate of Analysis (COA) to destinations worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request. Larger quantities and custom packaging are available. Request a quote for pricing and lead time.

Typical applications

Fine chemical synthesis
Agrochemical formulations

Industries

Specifications & identifiers

Chemical identifiers
Product name	1,2-Benzisothiazol-3(2H)-one
Catalogue No.	VQ-027156
CAS Number	2634-33-5
IUPAC name	1,2-benzothiazol-3-one
Molecular formula	C₇H₅NOS
Molecular weight	151.19 g/mol
Exact mass	151.0092
InChIKey	DMSMPAJRVJJAGA-UHFFFAOYSA-N
SMILES	C1=CC=C2C(=C1)C(=O)NS2
PubChem CID	17520

Physical properties
Physical form	Other
LogP (XLogP3)	1.3
H-bond donors / acceptors	1 / 2
TPSA	54.4 Å²
Synonyms	Benzisothiazolone, 1,2-Benzisothiazolin-3-one, benzisothiazolinone, benzoisothiazol-3-one, Proxel PL, 1,2-Benzisothiazoline-3-one, 2,3-dihydro-1,2-benzothiazol-3-one, 3-Hydroxy-1,2-benzisothiazole, Benzisothiazolin-3-one, 1,2-Benzoisothiazol-3-one, Benzo[d]isothiazol-3(2H)-one

Safety & hazard information (GHS)

Corrosive

Toxic

Environmental hazard

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H317May cause an allergic skin reaction
H318Causes serious eye damage
H330Fatal if inhaled
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P260, P261, P264, P264 + P265, P270, P271, P272, P273, P280, P284, P301 + P317, P302 + P352, P304 + P340, P305 + P354 + P338, P316, P317, P320, P321, P330, P332 + P317, P333 + P317, P362 + P364, P391, P403 + P233

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 1,2-Benzisothiazol-3(2H)-one?

The CAS Registry Number of 1,2-Benzisothiazol-3(2H)-one is 2634-33-5. It is also known as Benzisothiazolone, 1,2-Benzisothiazolin-3-one, benzisothiazolinone.

What is the molecular formula and molecular weight of 1,2-Benzisothiazol-3(2H)-one?

1,2-Benzisothiazol-3(2H)-one has the molecular formula C7H5NOS and a molecular weight of 151.19 g/mol. Its IUPAC name is 1,2-benzothiazol-3-one.

Which grade and pack sizes of 1,2-Benzisothiazol-3(2H)-one can I order?

We supply 1,2-Benzisothiazol-3(2H)-one, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 1,2-Benzisothiazol-3(2H)-one?

Yes. Every lot of 1,2-Benzisothiazol-3(2H)-one is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 1,2-Benzisothiazol-3(2H)-one be shipped internationally?

Yes. 1,2-Benzisothiazol-3(2H)-one is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.