Selenium Dioxide is the chemical compound with the formula SeO2. 

This colourless solid is one of the most frequently encountered compounds of selenium.

 

Sr. No.

Test

Specification

1

CAS Number:

7446-08-4

2

Formula

SeO2

3

Molecular weight

110.94

4

Synonym

 

5

Appearance (color)

WHITE

6

Appearance (form)

POWDER

7

Selenium

70% min

8

Iron

< 0.01 %

9

Sulphate

< 0.5 %

10

LOSS ON DRYING

< 0.50%

11

HEAVY METALS

< 0.1 %

 

 

 

 

Uses: SeO2 is an important reagent in organic synthesis. This type of reaction is called a Riley oxidation. It is also renowned as a reagent for "allylic" oxidation.