disodium methylarsonate (CAS No. 144-21-8) 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.
| CAS Number | 144-21-8 |
|---|---|
| Molecular Formula | CH3AsNa2O3 |
| Molecular Weight | 183.934 |
| Melting Point | >355 °C |
| LogP | Kow = <10 |
| Purity | 按批次COA提供(不公开发布) |
| Packaging | 按订单/批次确认(不公开发布) |
| Applications | Inorganic Chemicals |
| Category | Inorganic Chemicals |
Inorganic Chemicals
COA (Certificate of Analysis) is provided with every batch. MSDS/technical data sheets and third-party test reports are available on request. Purity and packaging are subject to batch COA and order confirmation.
The CAS number of disodium methylarsonate is 144-21-8.
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.
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..
DSMA · CAS 144-21-8 · CH3AsNa2O3. UNII 7NK4BV40VN. Melting Point: >355 °C; Solubility: In water, 4.32X10+5 mg/l @ 25 °C; Density: 1.04 g/ml.
| CAS Registry Number | 144-21-8 |
|---|---|
| PubChem CID | 8947 |
| Molecular formula | CH3AsNa2O3 |
| IUPAC name | disodium;methyl-dioxido-oxo-λ5-arsane |
| UNII (FDA) | 7NK4BV40VN |
| Molecular Weight | 183.934 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 183.909352 |
| Monoisotopic Mass | 183.909352 |
| Topological Polar Surface Area | 63.2 |
| Heavy Atom Count | 7 |
| Formal Charge | 0 |
| Complexity | 49.8 |
| Melting Point | >355 °C |
|---|---|
| Solubility | In water, 4.32X10+5 mg/l @ 25 °C |
| Density | 1.04 g/ml |
| Vapor Pressure | 0.0000001 [mmHg] |
| Vapor Pressure | 10-7 mm Hg @ 25 °C |
| LogP | Kow = <10 |
| Dissociation Constants | pKa1 = 4.1; pKa2 = 8.94 |
| Reported hazard statements | H301 (95%), H331 (97.5%), H400 (100%), H410 (97.5%) |
|---|
H301 (95%): Toxic if swallowed [Danger Acute toxicity, oral]
H331 (97.5%): Toxic if inhaled [Danger Acute toxicity, inhalation]
144-21-8; Disodium methylarsonate; DISODIUM METHANEARSONATE; Disomear; DSMA; Metharsan; Stenosine; Tonarsan; Tonarsin; Arsynal; Diarsen; Methar; Namate; Somar; Neo-Asycodile; Weed broom
CAS 144-21-8; molecular formula CH3AsNa2O3; molecular weight — g/mol.
144-21-8, Disodium methylarsonate, DISODIUM METHANEARSONATE, Disomear, DSMA, Metharsan.
Hazard statements reported: H301, H331, H400, H410.
Melting Point: >355 °C; Solubility: In water, 4.32X10+5 mg/l @ 25 °C; Density: 1.04 g/ml; Vapor Pressure: 0.0000001 [mmHg].
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.