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삼산화 황

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삼산화 황

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삼산화 황

Structure and dimensions of sulfur trioxide

이름

우선명 (PIN)

Sulfur trioxide

체계명

Sulfonylideneoxidane

별칭

Sulfuric anhydride, Sulfur(VI) oxide

식별자

CAS 번호

7446-11-9^예

3D 모델 (JSmol)

monomer: Interactive image
γ-trimer: Interactive image
α/β polymer: Interactive image

ChEBI

CHEBI:29384^예

ChemSpider

23080^예

ECHA InfoCard

100.028.361

EC 번호

231-197-3

그멜린 레퍼런스

1448

PubChem CID

24682
22235242
(hemihydrate)
23035042 (monohydrate)

RTECS 번호

WT4830000

UNII

HH2O7V4LYD^아니오

UN 번호

UN 1829

CompTox Dashboard (EPA)

DTXSID1029673

InChI

InChI=1S/O3S/c1-4(2)3^예

Key: AKEJUJNQAAGONA-UHFFFAOYSA-N^예
InChI=1S/O3S/c1-4(2)3

Key: AKEJUJNQAAGONA-UHFFFAOYSA-N
InChI=1/O3S/c1-4(2)3

Key: AKEJUJNQAAGONA-UHFFFAOYAX

SMILES

monomer: O=S(=O)=O
γ-trimer: O=S0(=O)OS(=O)(=O)OS(=O)(=O)O0
α/β polymer: OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)OS(=O)(=O)O

성질

화학식

SO₃

몰 질량

80.066 g/mol

겉보기

Colorless to white crystalline solid which will fume in air. Colorless liquid and gas.

냄새

Varies. Vapor is pungent; like sulfur dioxide. Mist is odorless.

밀도

1.92 g/cm³, liquid

녹는점