Methanephosphonic acid (CAS 993-13-5) — formula CH5O3P, molecular weight 96.022; category organic chemicals.
Methanephosphonic acid (CAS 993-13-5) is a chemical raw material in the organic chemicals category. Its molecular formula CH5O3P comprises 1 C, 5 H, 3 O, 1 P atoms. Its molecular weight is about 96.022. Reported physicochemical data: melting point around 108.5 °C, LogP about -1.6. 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 | 993-13-5 |
|---|---|
| Molecular Formula | CH5O3P |
| Molecular Weight | 96.022 |
| Melting Point | 108.5 °C |
| LogP | -1.6 |
| Applications | Breakdown product of the nerve agents sarin, soman, and VX, production of lubricant additives, to treat textiles, and to simulate chemical warfare agents |
| Category | Organic Chemicals |
Documented applications: Breakdown product of the nerve agents sarin, soman, and VX, production of lubricant additives, to treat textiles, and to simulate chemical warfare agents.
Methanephosphonic acid is a carbon-based organic compound with CAS registry number 993-13-5 and molecular formula CH5O3P (molecular weight 96.022), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 993-13-5
Its molecular formula CH5O3P comprises 1 C, 5 H, 3 O, 1 P atoms.
Also known as: Methanephosphonic acid · 甲膦酸
Category: organic chemicals
The CAS registry number of Methanephosphonic acid is 993-13-5.
Molecular formula CH5O3P, molecular weight 96.022.
It is also registered under: Methanephosphonic acid, 甲膦酸.
Recorded applications: Breakdown product of the nerve agents sarin, soman, and VX, production of lubricant additives, to treat textiles, and to simulate chemical warfare agents.
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 Methanephosphonic acid (CAS 993-13-5), compiled from public chemistry databases.
| CAS Registry Number | 993-13-5 |
|---|---|
| PubChem CID | 13818 |
| Molecular formula | CH5O3P |
| IUPAC name | methylphosphonic acid |
| UNII (FDA) | 329W4YM10Z |
| Molecular Weight | 96.022 |
|---|---|
| XLogP3 | -1.6 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 95.99763101 |
| Monoisotopic Mass | 95.99763101 |
| Topological Polar Surface Area | 57.5 |
| Heavy Atom Count | 5 |
| Melting Point | 108.5 °C |
|---|---|
| Vapor Pressure | 0.000002 [mmHg] |
| Dissociation Constants | pKa1= 2.12; pKa2= 7.29 |
Methylphosphonic acid; 993-13-5; Methanephosphonic acid; Phosphonic acid, methyl-; METHYL PHOSPHONIC ACID; 329W4YM10Z; NSC-119358; DTXSID5047748; CHEBI:45129; RefChem:818680; DTXCID9027732; 213-607-2; p-methylphosphonic acid; Phosphonic acid, P-methyl-; MFCD00002137; CHEMBL122938
| Reported hazard statements | H302 (91.9%), H314 (100%), H318 (47.7%) |
|---|
H302 (91.9%): Harmful if swallowed [Warning Acute toxicity, oral]
H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
Methanephosphonic acid · CAS 993-13-5 · CH5O3P. UNII 329W4YM10Z. Melting Point: 108.5 °C; Vapor Pressure: 0.000002 [mmHg]; Dissociation Constants: pKa1= 2.12; pKa2= 7.29.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 甲膦酸