AMPSO
Synonym(s):N-(1,1-Dimethyl-2-hydroxyethyl)-3-amino-2-hydroxypropanesulfonic acid
- CAS NO.：68399-79-1
- Empirical Formula: C7H17NO5S
- Molecular Weight: 227.28
- MDL number: MFCD00041777
- EINECS: 269-991-7
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-24 14:58:06
What is AMPSO?
Chemical properties
white crystalline powder
The Uses of AMPSO
It is used as an alkaline transfer buffer used for the transfer of strongly basic proteins from gels to nitrocellulose.
What are the applications of Application
AMPSO is an alkaline transfer buffer used for the transfer of strongly basic proteins from gels to nitrocellulose
Properties of AMPSO
| Melting point: | ~222 °C |
| Density | 1.361±0.06 g/cm3(Predicted) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | H2O: 1 M at 20 °C, clear, colorless |
| form | Crystals |
| pka | 9.0(at 25℃) 9.1(at 37℃) |
| PH Range | 8.3 - 9.7 |
| Water Solubility | Soluble in water (333.33 mg/ml, clear to slightly hazy colorless solution). |
| BRN | 5929916 |
| CAS DataBase Reference | 68399-79-1(CAS DataBase Reference) |
| EPA Substance Registry System | 1-Propanesulfonic acid, 2-hydroxy-3-[(2-hydroxy-1,1-dimethylethyl)amino]- (68399-79-1) |
Safety information for AMPSO
| Signal word | Danger |
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06 |
| GHS Hazard Statements |
H301:Acute toxicity,oral H311:Acute toxicity,dermal H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H332:Acute toxicity,inhalation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P311:Call a POISON CENTER or doctor/physician. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for AMPSO
| InChIKey | ACERFIHBIWMFOR-UHFFFAOYSA-N |
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