Disodium methylarsonate
- CAS NO.：144-21-8
- Empirical Formula: CH3AsO3·2Na
- Molecular Weight: 183.94
- MDL number: MFCD00072429
- EINECS: 205-620-7
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-24 14:58:52
What is Disodium methylarsonate?
Chemical properties
White Solid
The Uses of Disodium methylarsonate
Methylarsonic acid is used as herbicide.
Agricultural Uses
Herbicide, Disodium methylarsonate: Used as a herbicide to control post-emergent grass weeds, including crab grass, in common grass lawns and established turf; for general non-crop weed control in cotton. Not actively registered for use in the U.S. or EU countries. There are 15 global suppliers[97
Trade name
ANSAR® 184; ANSAR 8100®; ANSAR DSMA® Liquid; CHIPCO CRAB KLEEN®; CRAB3-RAD 100®; CRALO-E-RAD®; DAL-E-RAD 100®; DISOMEAR®; DI-TAC®; DMA 100®; JON-TROL®; METHAR®; METHAR 30®; SODAR; SOMAR®; STENOSINE®; TONARSAN®; TONARSIN®; VERSAR DSMA LQ®; WEED BROOM®
Properties of Disodium methylarsonate
| Melting point: | >355 °C |
| Boiling point: | 165°C |
| Density | 1.1500 |
| solubility | Water (Sparingly) |
| form | Solid |
| color | White to Off-White |
| Stability: | Hygroscopic |
| EPA Substance Registry System | Disodium methanearsonate (144-21-8) |
Safety information for Disodium methylarsonate
Computed Descriptors for Disodium methylarsonate
New Products
3-AMINO-3-(2-FLUORO-PHENYL)-PROPIONIC ACID Pentadecanoic acid Hendecanoic acid 2-AMINO-3-METHYLQUINOLINE HYDROCHLORIDE 3-Hydroxypropionitrile DL-3-Amino-3-(2-methoxyphenyl)propionic acid 5-Bromo-2-Fluoropyridine 2,3-Diamino-5-Chloropyridine 2-Amino-3-Hydroxypyridine 2,6-Diamino Pyridine 4-Amino-2-Chloropyridine 2-Hydroxy-4-Picoline 4-(4-(Dimethylamino)-1-(4-fluorophenyl)-1-hydroxybutyl)-3-(hydroxymethyl)benzonitrile 4-Bromo-3-(ethoxymethyl)benzoic acid 2,4-Dichloro-5-methoxyaniline 4,6-Dichloro-2-(propylthio)pyrimidin-5-amine N2-Isobutyryl-2'-O-methylguanosine 2-chloro-5-methylpyridin-4-amine 4-Bromobenzaldehyde 2-Chloro-6-nitro benzothiazole 2-Amino-4-phenyl-thiazole 4-Chloro-2-methyl quinoline 2-(Chloromethyl) quinazolin-4(3H)-one 5-Phenyl-[1,3,4]-thiadiazol-2-amineRelated products of tetrahydrofuran
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