silver(1+) ion nitrite

• ChemBase ID: 132101
• Molecular Formular: AgNO2
• Molecular Mass: 153.8737
• Monoisotopic Mass: 152.89800025
• SMILES: N(=O)[O-].[Ag+]
• Canonical SMILES: [O-]N=O.[Ag+]
• InChI: InChI=1S/Ag.HNO2/c;2-1-3/h;(H,2,3)/q+1;/p-1
• InChIKey: KKKDGYXNGYJJRX-UHFFFAOYSA-M

NAMES AND DATABASE IDS

Names

• IUPAC name: silver(1+) ion nitrite
• IUPAC Traditional name: silver(1+) ion nitrite
• Synonyms: Silver nitrite; 亚硝酸银

Database IDs

• CAS Number: 7783-99-5
• EC Number: 232-041-7
• MDL Number: MFCD00003413
• Merck Index: 148519
• PubChem SID: 24888321; 24853618; 162226378; 24878802
• PubChem CID: 160904

CALCULATED PROPERTIES

• Acid pKa: 3.3200002
• H Acceptors: 3
• H Donor: 0
• LogD (pH = 5.5): 0.16613764
• LogD (pH = 7.4): 0.16613764
• Log P: 0.16613764
• Molar Refractivity: 7.6 cm^3
• Polarizability: 2.4691868 Å^3
• Polar Surface Area: 52.49 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: ethanol: insoluble
• Apperance: Crystalline; powder
• Melting Point: 140 °C(lit.); 140°C dec.
• Density: 4.45; 4.453 g/mL at 25 °C(lit.)

Safety Information

• Storage Warning: Light Sensitive
• European Hazard Symbols: Nature polluting (N); Oxidising (O); Irritant (Xi); Harmful (Xn)
• UN Number: 2627; UN2627
• German water hazard class: 3
• Hazard Class: 5.1
• Packing Group: 2; II
• Risk Statements: 8-22-36/38-50/53; 8-36/38-50/53
• Safety Statements: 17-26-37-60-61; 26-45-60-61
• TSCA Listed: 是
• GHS Pictograms: GHS03; GHS07; GHS09
• GHS Signal Word: Danger
• GHS Hazard statements: H272-H302-H315-H319-H400; H272-H400-H410-H315-H319
• GHS Precautionary statements: P220-P273-P305 + P351 + P338; P221-P280G-P273-P305+P351+P338-P501A
• Personal Protective Equipment: Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
• RID/ADR: UN 2627 5.1/PG 2

Product Information

• Purity: ≥99.0% (AT); 99%; 99% (metals basis); 99.98% trace metals basis
• Grade: purum p.a.
• Cation Traces: Ca: ≤50 mg/kg; Cd: ≤50 mg/kg; Co: ≤50 mg/kg; Cu: ≤50 mg/kg; Fe: ≤50 mg/kg; K: ≤100 mg/kg; Na: ≤100 mg/kg; Ni: ≤50 mg/kg; Pb: ≤50 mg/kg; Zn: ≤50 mg/kg
• Antion Traces: chloride (Cl-): ≤50 mg/kg; sulfate (SO42-): ≤50 mg/kg
• Empirical Formula (Hill Notation): AgNO2

DETAILS

Sigma Aldrich - 227188

Packaging
10, 50 g in glass bottle

Sigma Aldrich - 545015

Packaging
5, 25 g in glass bottle

REFERENCES

• Forms complexes with alkenes, used in the separation of mixtures; see, e.g.: Org. Synth. Coll., 5, 315 (1973).
• For a brief feature on uses of the reagent in synthesis, see: Synlett, 3016 (2005).
• Promotes the reactivity of NCS in the cleavage of 2-acylated 1,3-dithianes: Synthesis, 17 (1969), and of NBS in the 1-bromination of terminal alkynes: Angew. Chem. Int. Ed., 23, 727 (1984).
• In combination with Br₂ or I₂ in refluxing methanol, brings about the rearrangement of acetophenones to methyl arylacetates, a reaction previously induced by thallium(III) nitrate: J. Chem. Soc., Perkin 1, 235 (1982):
  
• The Hunsdiecker reaction of Ag salts of carboxylic acids with Br₂ provides alkyl bromides with one less carbon atom which is lost as CO₂; see, e.g.: Org. Synth. Coll., 3, 578 (1955). Reviews: Chem. Rev., 56, 219 (1956); Org. React., 9, 332 (1957). Compare also Mercury(II) oxide, A16157.
• For the alkylation of substrates by radicals derived from decarboxylation of acids, see Trimethylacetic acid, A10776.