1,2-Benzisothiazolin-3-One (CAS 2634-33-5) — formula C7H5NOS, molecular weight 151.01 g/mol; category cosmetic raw materials.
1,2-Benzisothiazolin-3-One (CAS 2634-33-5) is a chemical raw material in the cosmetic raw materials category. Its molecular formula C7H5NOS comprises 7 C, 5 H, 1 N, 1 O, 1 S atoms. Its molecular weight is about 151.01 g/mol. Reported physicochemical data: melting point around 156.6 °C, boiling point around 327.6 °C, LogP about 1.3. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 2634-33-5 |
|---|---|
| Molecular Formula | C7H5NOS |
| Molecular Weight | 151.01 g/mol |
| Melting Point | 156.6 °C |
| Boiling Point | 327.6 °C |
| LogP | 1.3 |
| Packaging | 25/50kg woven bags, 20/25/50kg fibre drums, 200kg plastic drums, 1000kg IBC (subject to order confirmation) |
| Applications | 典型应用领域：食品配料, 日化原料, 精细化工。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥 |
| Category | Cosmetic Raw Materials |
Documented applications: 典型应用领域：食品配料, 日化原料, 精细化工。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥.
1,2-Benzisothiazolin-3-One is a cosmetic-ingredient compound with CAS registry number 2634-33-5 and molecular formula C7H5NOS (molecular weight 151.01 g/mol), belonging to the cosmetic raw materials segment of chemical raw materials.
CAS number: 2634-33-5
Its molecular formula C7H5NOS comprises 7 C, 5 H, 1 N, 1 O, 1 S atoms.
Also known as: 1,2-Benzisothiazolin-3-One · 1,2-苯并异噻唑-3-酮 · 1,2-Benzisothiazoline-3-one
Category: cosmetic raw materials
The CAS registry number of 1,2-Benzisothiazolin-3-One is 2634-33-5.
Molecular formula C7H5NOS, molecular weight 151.01 g/mol.
It is also registered under: 1,2-Benzisothiazolin-3-One, 1,2-苯并异噻唑-3-酮, 1,2-Benzisothiazoline-3-one.
Recorded applications: 典型应用领域：食品配料, 日化原料, 精细化工。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥.
Category: Cosmetic Raw Materials.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 1,2-Benzisothiazolin-3-One (CAS 2634-33-5), compiled from public chemistry databases.
| CAS Number | 2634-33-5 |
|---|---|
| PubChem CID | 17520 |
| Molecular Formula | C7H5NOS |
| Molecular Weight | 151.01 g/mol |
| IUPAC Name | 1,2-benzothiazol-3-one |
| InChIKey | DMSMPAJRVJJAGA-UHFFFAOYSA-N |
| UNII (FDA) | HRA0F1A4R3 |
| Molecular Weight | 151.19 |
|---|---|
| XLogP3 | 1.3 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 151.00918496 |
| Monoisotopic Mass | 151.00918496 |
| Topological Polar Surface Area | 54.4 |
| Heavy Atom Count | 10 |
| Boiling Point | 327.6 °C |
|---|---|
| Melting Point | 156.6 °C |
| Melting Point | 157 - 158 °C |
| Density | 1.483 g/cu cm at 20 °C |
| Vapor Pressure | 2.78X10-6 mm Hg at 25 °C |
1,2-Benzisothiazol-3(2H)-one; 2634-33-5; 1,2-Benzisothiazolin-3-one; benzisothiazolone; 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-BENZISOTHIAZOL-3-ONE; DTXSID5032523; 1,2-Benzoisothiazol-3-one; HRA0F1A4R3; ORISTAR BIT
| GHS notifications | 0.1% (1 / 2589) |
|---|
| GHS notifications | 0.1% (1 / 2589) |
|---|---|
| Notified hazard statements | H302, H315, H317, H318, H330, H400, H410, H411 (12.1%) |
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 1,2-苯并异噻唑-3-酮