아황산

Bisulfite

HCID 104748CAS 15181-46-1

기본 정보

표준 SMILES: O=S([O-])O
InChIKey: LSNNMFCWUKXFEE-UHFFFAOYSA-M
분자식: HO3S-
평균 분자량: 81.07 g/mol
단동위원소 질량: 80.96518847

개요

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.

이름 및 식별자

우선 이름: Bisulfite
IUPAC: hydrogen sulfite
현지명: 아황산
영어명: sulfurous acid
분자식: H2O3S
분자량: 81.07

이름 및 동의어

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

이름 더 보기

아황산HYDROGENSULPHITE

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

데이터베이스 식별자

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

물성

구조 계산 물성

XLogP: -1
극성 표면적: 79.6 Å²
수소 결합 공여자 수: 1
수소 결합 수용자 수: 4
회전 가능 결합 수: 0
무거운 원자 수: 4
형식 전하: -1
복잡도: 24.8

실험 및 물리화학적 성질

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

Physical Description · 1건

물리화학적 성질

EPA: Sulfite, hydrogen (15181-46-1)

안전 및 규제

유해성 정보

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].

안전 및 보호

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)]:

화학 및 산업

응용 분야 · 1건

일반 설명Bisulphites, 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.