PTSI (CAS 4083-64-1) — formula C8H7NO3S, molecular weight 197.21; category organic chemicals.
PTSI (CAS 4083-64-1) is a chemical raw material in the organic chemicals category. Its molecular formula C8H7NO3S comprises 8 C, 7 H, 1 N, 3 O, 1 S atoms. Its molecular weight is about 197.21. Reported physicochemical data: LogP about 2.7. 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 | 4083-64-1 |
|---|---|
| Molecular Formula | C8H7NO3S |
| Molecular Weight | 197.21 |
| LogP | 2.7 |
| Applications | polyurethane coatings, sealants, and adhesives, as a stabilizer for organic isocyanates, and as a chemical intermediate, Used to formulate adhesives-sealants and paints-coatings-thinners and as an intermediate for pharmaceuticals |
| Category | Organic Chemicals |
Documented applications: polyurethane coatings, sealants, and adhesives, as a stabilizer for organic isocyanates, and as a chemical intermediate, Used to formulate adhesives-sealants and paints-coatings-thinners and as an intermediate for pharmaceuticals.
PTSI is a carbon-based organic compound with CAS registry number 4083-64-1 and molecular formula C8H7NO3S (molecular weight 197.21), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 4083-64-1
Its molecular formula C8H7NO3S comprises 8 C, 7 H, 1 N, 3 O, 1 S atoms.
Also known as: PTSI
Category: organic chemicals
The CAS registry number of PTSI is 4083-64-1.
Molecular formula C8H7NO3S, molecular weight 197.21.
It is also registered under: PTSI.
Recorded applications: polyurethane coatings, sealants, and adhesives, as a stabilizer for organic isocyanates, and as a chemical intermediate, Used to formulate adhesives-sealants and paints-coatings-thinners and as an intermediate for pharmaceuticals.
Category: Organic Chemicals.
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 PTSI (CAS 4083-64-1), compiled from public chemistry databases.
| CAS Registry Number | 4083-64-1 |
|---|---|
| PubChem CID | 77703 |
| Molecular formula | C8H7NO3S |
| IUPAC name | 4-methyl-N-(oxomethylidene)benzenesulfonamide |
| UNII (FDA) | H9004FJX6V |
| Molecular Weight | 197.21 |
|---|---|
| XLogP3 | 2.7 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 2 |
| Exact Mass | 197.01466426 |
| Monoisotopic Mass | 197.01466426 |
| Topological Polar Surface Area | 72 |
| Heavy Atom Count | 13 |
Tosyl isocyanate; p-Toluenesulfonyl isocyanate; 4083-64-1; p-Toluenesulphonyl isocyanate; 4-Methylbenzenesulfonyl isocyanate; Benzenesulfonyl isocyanate, 4-methyl-; DTXSID1027558; Additive ti; H9004FJX6V; DTXCID407558; RefChem:1094233; 223-810-8; 4-methyl-N-(oxomethylidene)benzenesulfonamide; PtSi; p-Tolylsulfonyl isocyanate; 4-methylbenzene-1-sulfonyl isocyanate
| GHS notification summary | 0.3% (2 / 668) |
|---|
| GHS notification summary | 0.3% (2 / 668) |
|---|---|
| Reported hazard statements | H315, H319, H334, H335, H317, H330, H372 |
H315: Causes skin irritation [Warning Skin corrosion/irritation]
H319: Causes serious eye irritation [Warning Serious eye damage/eye irritation]
P-Toluenesulfonyl isocyanate · CAS 4083-64-1 · C8H7NO3S. UNII H9004FJX6V.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: PTSI