亜硫酸水素イオン

Bisulfite

HCID 104748CAS 15181-46-1

基本情報

標準SMILES: O=S([O-])O
InChIKey: LSNNMFCWUKXFEE-UHFFFAOYSA-M
分子式: HO3S-
平均分子量: 81.07 g/mol
単同位体質量: 80.96518847

概要

Bisulphites, aqueous solutions are light colored liquids. They can cause severe burns to skin, eyes and mucous membranes. The material is noncombustible. If available, obtain the technical name of the material from the shipping papers and contact CHEMTREC, 800-424-9300 for specific response information.

名称と識別子

優先名称: Bisulfite
IUPAC: hydrogen sulfite
現地名: 亜硫酸水素イオン
英語名: sulfurous acid
分子式: H2O3S
分子量: 81.07

名称と別名

Hydrogen sulfiteBisulfitehydrogensulfiteBisulphiteHydrosulfite anion15181-46-1HSO3-Hydrogen sulfite(1-)OJ9787WBLUCHEBI:17137RefChem:147076Sulfite, hydrogen

名称をさらに表示

亜硫酸水素イオン亜硫酸水素塩HYDROGENSULPHITE

sulfonic acidbisulfite ionSULFUROUS ACID, ION(1-)Sulfite LYESulfite (HSO3)-Sulfite (HSO3 1-)Sulfonsaeuresulphonic acid

データベース識別子

CAS: 15181-46-1
PubChem CID: 104748
DTXSID: DTXSID5075311
ChEMBL: CHEMBL1794637
ChEBI: CHEBI:17137
UNII: OJ9787WBLU
Nikkaji: J338.736D

物性

構造計算による物性

XLogP: -1
極性表面積: 79.6 Å²
水素結合供与体数: 1
水素結合受容体数: 4
回転可能結合数: 0
重原子数: 4
形式電荷: -1
複雑度: 24.8

実験および物理化学的性質

Food Contact SubstancesFCS -> FDA Inventory of Food Contact Substances Listed in 21 CFR

Physical Description · 1 件

物理化学的性質

CAS データベース: 15181 · 15181-46-1
EPAの化学物質情報: Sulfite, hydrogen (15181-46-1)

安全と法規制

危険有害性情報

DOT LabelCorrosive

Fire HazardsExcerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]:

Health HazardsExcerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]:

Reactive GroupSulfite and Thiosulfate Salts

Reactivity AlertsStrong Reducing Agent

Reactivity ProfileWhen heated to decomposition or on contact with mineral acids it emits highly toxic fumes of sulfur dioxide gas [Sax, 9th ed., 1996, p. 2949].

安全と保護具

Fire FightingExcerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]:

First AidExcerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]:

Nonfire Spill ResponseExcerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]:

Isolation and EvacuationExcerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]:

Personal Protective Equipment (PPE)Excerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]:

化学と産業

応用分野 · 2 件

解説亜硫酸H2SO3の水素塩．一般式MIHSO3．重亜硫酸塩は俗称．

一般的な説明Bisulphites, aqueous solutions are light colored liquids. They can cause severe burns to skin, eyes and mucous membranes. The material is noncombustible. If available, obtain the technical name of the material from the shipping papers and contact CHEMTREC, 800-424-9300 for specific response information.