Phosphorus acid (CAS No. 14939-26-5) 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 Organic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.
Organic Chemicals
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The CAS number of Phosphorus acid is 14939-26-5.
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 Organic Chemicals.
Email info@591daili.com or reach us on WhatsApp with the product name, CAS number and required quantity; quotes within one business day. Supplier: Jinan Shenghe Chemical Co., Ltd..
Phosphorus acid · CAS 14939-26-5 · H3O3P. UNII 35V6A8JW8E.
| CAS Registry Number | 14939-26-5 |
|---|---|
| PubChem CID | 107909 |
| Molecular formula | H3O3P |
| IUPAC name | phosphorous acid |
| UNII (FDA) | 35V6A8JW8E |
| Molecular Weight | 81.996 |
|---|---|
| XLogP3 | -1.5 |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 81.98198095 |
| Monoisotopic Mass | 81.98198095 |
| Topological Polar Surface Area | 60.7 |
| Heavy Atom Count | 4 |
| Formal Charge | 0 |
| GHS notification summary | 0.3% (2 / 719) |
|---|
| GHS notification summary | 0.3% (2 / 719) |
|---|---|
| Reported hazard statements | H302, H314, H318 (29.3%) |
H302: Harmful if swallowed [Warning Acute toxicity, oral]
H314: Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
Phosphorous acid; 10294-56-1; Orthophosphorus acid; DTXSID7035511; CHEBI:36361; RefChem:1095536; DTXCID5015511; 233-663-1; 35V6A8JW8E; Dihydroxyphosphine oxide; Trihydroxyphosphine; Phosphorane, trihydroxy-; Orthophosphorous acid; Caswell No. 663I; trioxophosphate; Phophorous acid
CAS 14939-26-5; molecular formula H3O3P; molecular weight — g/mol.
Phosphorous acid, 10294-56-1, Orthophosphorus acid, DTXSID7035511, CHEBI:36361, RefChem:1095536.
0.3% of GHS notifications report no hazard classification (2 of 719).
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.