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A6659

Sigma-Aldrich

AMPSO

≥99% (titration)

Synonym(s):

N-(1,1-Dimethyl-2-hydroxyethyl)-3-amino-2-hydroxypropanesulfonic acid

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About This Item

Empirical Formula (Hill Notation):
C7H17NO5S
CAS Number:
68399-79-1
Molecular Weight:
227.28
Beilstein:
5929916
EC Number:
269-991-7
MDL number:
MFCD00041777
UNSPSC Code:
12161700
PubChem Substance ID:
24891117
NACRES:
NA.25

Quality Level

200

Assay

≥99% (titration)

form

crystalline

useful pH range

8.3-9.7

pKa (25 °C)

9.0

solubility

water: 0.333 g/mL, clear to slightly hazy, colorless

application(s)

diagnostic assay manufacturing

SMILES string

CC(C)(CO)NCC(O)CS(O)(=O)=O

InChI

1S/C7H17NO5S/c1-7(2,5-9)8-3-6(10)4-14(11,12)13/h6,8-10H,3-5H2,1-2H3,(H,11,12,13)

InChI key

ACERFIHBIWMFOR-UHFFFAOYSA-N

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General description

N-(1,1-dimethyl-2-hydroxyethyl)-3-amino-2-hydroxypropanesulfonic acid (AMPSO) is used as commercial pH buffers.

Application

AMPSO has been used in electroblotting the electrophoresed protein to nitrocellulose.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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