SULFUR TRIOXIDE[SO3]

contains stabilizer, ≥99%

Synonym: Sulfuric anhydride

·         CAS Number 7446-11-9

·         Linear Formula SO₃

·         Molecular Weight 80.06

·          EC Number 231-197-3

·          MDL number MFCD00011452

·          PubChem Substance ID 24853646

Properties

Related Categories	Chemical Synthesis, Oxidizing Agents, Sulfur-Based,Synthetic Reagents
vapor density	2.8 (vs air)
vapor pressure	280 mmHg ( 25 °C)
InChI Key	AKEJUJNQAAGONA-UHFFFAOYSA-N
assay	≥99%
contains	stabilizer
impurities	low-melting solid polymer (the formation of which is unavoidable)
bp	44.7 °C(lit.)

Sulfur trioxide (alternative spelling sulphur trioxide) is the chemical compound with the formula SO₃. In the gaseous form, this species is a significant pollutant, being the primary agent in acid rain.^[1] It is prepared on an industrial scale as a precursor to sulfuric acid.

Detailed Description:

Applications

Sulfur trioxide is an essential reagent in sulfonation reactions. These processes afford detergents, dyes, and pharmaceuticals. The sulfur trioxide is generate in situ from sulfuric acid or is used as a solution in the acid.

PRICES

$7860.25/KG OR $3572.84/IB

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