Tungsten disulfide (CAS No. 12138-09-9) is supplied by Jinan Shenghe Chemical Co., Ltd. with a typical purity of 按批次COA提供(不公开发布). Main applications include Inorganic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.
Inorganic Chemicals
COA provided with every batch; MSDS and technical documents available on request. Email us with product name and CAS number for a quote within one business day.
The CAS number of Tungsten disulfide is 12138-09-9.
Typical purity is 按批次COA提供(不公开发布), supplied in 按订单/批次确认(不公开发布), with COA provided.
Main applications include Inorganic Chemicals.
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Tungsten disulfide · CAS 12138-09-9 · S2W.
| CAS Registry Number | 12138-09-9 |
|---|---|
| PubChem CID | 82938 |
| Molecular formula | S2W |
| IUPAC name | bis(sulfanylidene)tungsten |
| Molecular Weight | 248.0 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 247.895076 |
| Monoisotopic Mass | 247.895076 |
| Topological Polar Surface Area | 64.2 |
| Heavy Atom Count | 3 |
| Formal Charge | 0 |
| Complexity | 18.3 |
| GHS notification summary | 42.8% (59 / 138) |
|---|
| GHS notification summary | 42.8% (59 / 138) |
|---|---|
| Reported hazard statements | H315 (57.2%), H319 (57.2%), H335 (57.2%) |
This chemical does not meet GHS hazard criteria for 42.8% (59 of 138) of reports.
H315 (57.2%): Causes skin irritation [Warning Skin corrosion/irritation]
Tungsten disulfide; tungsten(IV) sulfide; disulfidotungsten; CHEBI:30521; (WS2); Tungsten Sulphuratum; RefChem:57431; 12138-09-9; Tungsten disulphide; Tungsten sulfide (WS2); bis(sulfanylidene)tungsten; MFCD00011467; EINECS 235-243-3; Bulk WS2 powder; Bis(sulfido)tungsten; Monolayer WS2 Powder
CAS 12138-09-9; molecular formula S2W; molecular weight — g/mol.
Tungsten disulfide, tungsten(IV) sulfide, disulfidotungsten, CHEBI:30521, (WS2), Tungsten Sulphuratum.
42.8% of GHS notifications report no hazard classification (59 of 138).
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.
Supplier: Jinan Shenghe Chemical Co., Ltd. · Reply within one business day.