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Monosodium Methyl Arsonate

CAS: 2163-80-6 | CH5AsNaO3

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 2163-80-6
Molecular Formula: CH5AsNaO3
Molecular Mass: 162.96 g/mol

Names and Synonyms:

Monosodium Methyl Arsonate
Arsonic acid, methyl-, monosodium salt
Methanearsonic acid, monosodium salt
Ansar 529
Ansar 170
Ansar 170L
Monosodium acid methanearsonate
Monosodium acid metharsonate
Monosodium methanearsonate
Monosodium methylarsonate
MSMA
Daconate
Sodium acid methanearsonate
Weed 108
Gepiron
Bueno 6

Identifiers:

SMILES:
C[As](=O)(O)O.[Na]
InChI:
InChI=1S/CH5AsO3.Na/c1-2(3,4)5;/h1H3,(H2,3,4,5);

Key Properties

Melting Point
130-140 °C CAS Common Chemistry

Spectral Data

NMR, IR, and Mass spectral data

1H NMR
13C NMR
Predicting NMR spectra...
10 ppm 9 8 7 6 5 4 3 2 1 0 ppm
Shift (ppm) Multiplicity Integration Assignment
200 ppm 180 160 140 120 100 80 60 40 20 0 ppm
Shift (ppm) DEPT Assignment

Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.

External Resources

All Properties

Comprehensive physical and chemical properties

Property Value Source
Molecular Mass 162.96 g/mol CAS Common Chemistry
162.9352348 g/mol RDKit
Wikipedia Url https://en.wikipedia.org/wiki/Monosodium_methyl_arsonate CAS Common Chemistry
Name Monosodium methanearsonate CAS Common Chemistry
Monosodium methyl arsonate CAS Common Chemistry
Canonical SMILES [Na].O=[As](O)(O)C CAS Common Chemistry
InChI InChI=1S/CH5AsO3.Na/c1-2(3,4)5;/h1H3,(H2,3,4,5); CAS Common Chemistry
InChI Key InChIKey=SIZGZEGQPAOWBL-UHFFFAOYSA-N CAS Common Chemistry
Melting Point 130-140 °C CAS Common Chemistry
Heavy Atom Count 6 RDKit
Hydrogen Bond Acceptors 1 RDKit
Hydrogen Bond Donors 2 RDKit
Rotatable Bonds 0 RDKit
Aromatic Ring Count 0 RDKit
Topological Polar Surface Area 57.53 Ų RDKit
LogP -1.4106000000000003 RDKit
Molar Refractivity 22.496099999999995 RDKit

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