Tungstic acid (CAS 7783-03-1) — formula W-H2-O4, molecular weight 249.85; category organic chemicals.
Tungstic acid (CAS 7783-03-1) is a chemical raw material in the organic chemicals category. Its molecular formula W-H2-O4 comprises 1 W, 2 H, 4 O atoms. Its molecular weight is about 249.85. 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 | 7783-03-1 |
|---|---|
| Molecular Formula | W-H2-O4 |
| Molecular Weight | 249.85 |
| Applications | Tungstate (WO42-), hydrogen (1:2), (T-4)-: ACTIVE |
| Category | Organic Chemicals |
Documented applications: Tungstate (WO42-), hydrogen (1:2), (T-4)-: ACTIVE.
Tungstic acid is a carbon-based organic compound with CAS registry number 7783-03-1 and molecular formula W-H2-O4 (molecular weight 249.85), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 7783-03-1
Its molecular formula W-H2-O4 comprises 1 W, 2 H, 4 O atoms.
Also known as: Tungstic acid · 钨酸
Category: organic chemicals
The CAS registry number of Tungstic acid is 7783-03-1.
Molecular formula W-H2-O4, molecular weight 249.85.
It is also registered under: Tungstic acid, 钨酸.
Recorded applications: Tungstate (WO42-), hydrogen (1:2), (T-4)-: ACTIVE.
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 Tungstic acid (CAS 7783-03-1), compiled from public chemistry databases.
| CAS Registry Number | 7783-03-1 |
|---|---|
| PubChem CID | 1152 |
| Molecular formula | W-H2-O4 |
| IUPAC name | dihydroxy(dioxo)tungsten |
| UNII (FDA) | J4D6K0RX2G |
| Molecular Weight | 249.85 |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 0 |
| Exact Mass | 249.946242 |
| Monoisotopic Mass | 249.946242 |
| Topological Polar Surface Area | 74.6 |
| Heavy Atom Count | 5 |
| Density | 5.5 @25 °C |
|---|
Tungstic acid; Tungstic(VI) acid; J4D6K0RX2G; CHEBI:36272; tungsten acid; RefChem:192539; DTXCID0071964; 231-975-2; DTXSID50149473; Kyselina wolframova; 7783-03-1; dihydroxy(dioxo)tungsten; Dihydrogen wolframate; Tungstic acid (H2WO4); Tungstic acid, 99%; Tungstate (WO42-), dihydrogen, (T-4)-
| GHS notification summary | 96.6% (169 / 175) |
|---|
| GHS notification summary | 96.6% (169 / 175) |
|---|
This chemical does not meet GHS hazard criteria for 96.6% (169 of 175) of all reports.
Reported as not meeting GHS hazard criteria by 169 of 175 companies (only 3.4% companies provided GHS information). For more detailed information, please visit ECHA C&L website.
Tungstic acid · CAS 7783-03-1 · W-H2-O4. UNII J4D6K0RX2G. Density: 5.5 @25 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 钨酸