Morpholino ethanesulfonic acid
Revision as of 12:10, 27 April 2013 by (username removed)
Description
Odorless, white crystalline material. Morpholino ethanesulfonic acid, or MES, is used as a buffering agent commonly used in biology and biochemistry. The mid-range buffer is water soluble, is stable in most chemicals and enzymes, and does not complex with metal ions. MES has minimal absorption in the UV/Vis spectral range.
Synonyms and Related Terms
morpholino (ethane sulfonic acid); MES; 2-(N-morpholino) ethanesulfonic acid; 4-morpholineethansulfonic acid monohydrate;
Other Properties
Soluble in water. pKa = 6.15
| Composition | C6H13NO4S . H20 |
|---|---|
| CAS | 4432-31-9 |
| Melting Point | ~300 C |
| Molecular Weight | mol. wt. = 213.25 |
Hazards and Safety
Contact may cause irritation.
Mallinckrodt Baker: MSDS
Authority
- Richard C. Wolbers, Nanette T. Sterman, Chris Stavroudis, Richard C. Wolbers, Nanette T. Sterman, Chris Stavroudis, Notes for Workshop on New Methods in the Cleaning of Paintings, J.Paul Getty Trust, Los Angeles, 1990
- Website address 1, Website address 1 Comment: Wikipedia at http://en.wikipedia.org/wiki/MES_(buffer)