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3-Hydroxypropionic acid CAS 503-66-2

3-Hydroxypropionic acid (3-HP) is a non-chiral organic acid with three carbon atoms and an acid dissociation constant (pKa) of 4.5. It is liquid, viscous, colorless and odorless, and soluble in water, ethanol, and ether.
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  • 503-66-2

  • bosschem

  • 503-66-2

3-Hydroxypropionic acid Basic information
Product Name: 3-Hydroxypropionic acid
CAS: 503-66-2
MF: C3H6O3
MW: 90.08
EINECS: 207-974-8
Mol File: 503-66-2.mol
3-Hydroxypropionic acid Chemical Properties
Melting point 16.8°C (estimate)
Boiling point 212°C (rough estimate)
density 1.066 g/mL at 25 °C
refractive index 1.4489
storage temp. 2-8°C
solubility Ethanol, Methanol, Water
form Colourless Solution
pka 4.51(at 25℃)
color Colorless to Almost colorless
Water Solubility 270.1g/L(25 ºC)
InChI InChI=1S/C3H6O3/c4-2-1-3(5)6/h4H,1-2H2,(H,5,6)
InChIKey ALRHLSYJTWAHJZ-UHFFFAOYSA-N
SMILES C(O)(=O)CCO
CAS DataBase Reference 503-66-2(CAS DataBase Reference)

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