April 18, 2024, 09:13:55 PM
Forum Rules: Read This Before Posting


« previous next »
Pages: [1]   Go Down

Topic: drying agent  (Read 3714 times)

0 Members and 1 Guest are viewing this topic.

Offline zq

  • Regular Member
  • ***
  • Posts: 28
  • Mole Snacks: +0/-1
  • Gender: Male
    • pmgb
drying agent
« on: March 26, 2008, 08:02:42 PM »
Is it true that magnesium sulphate makes complex with alcohols and amines so that we should use sodium sulfate for drying these compounds.
Logged

Offline agrobert

  • Chemist
  • Full Member
  • *
  • Posts: 629
  • Mole Snacks: +69/-17
  • Gender: Male
  • diels alder
Re: drying agent
« Reply #1 on: March 26, 2008, 08:23:54 PM »
How is Mg different from Na?  What are their charges and what structures do they have?
MgSO4 is a weak Lewis acid, how might that effect acid sensitive compounds?
Logged
In the realm of scientific observation, luck is only granted to those who are prepared. -Louis Pasteur

Offline Yggdrasil

  • Retired Staff
  • Sr. Member
  • *
  • Posts: 3215
  • Mole Snacks: +485/-21
  • Gender: Male
  • Physical Biochemist
Re: drying agent
« Reply #2 on: March 26, 2008, 09:15:17 PM »
On the subject of drying agents, here is a very useful reference page on drying agents:

http://www.chem.ucla.edu/~bacher/Specialtopics/Drying%20Agents.html
Logged

Offline zq

  • Regular Member
  • ***
  • Posts: 28
  • Mole Snacks: +0/-1
  • Gender: Male
    • pmgb
Re: drying agent
« Reply #3 on: March 26, 2008, 10:41:23 PM »
Thanks..
Logged
Pages: [1]   Go Up
« previous next »
Sponsored Links