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| CAS No.: | 503-66-2 |
|---|---|
| Name: | 3-HYDROXYPROPIONIC ACID |
| Molecular Structure: | |
|
|
|
| Formula: | C3H6O3 |
| Molecular Weight: | 90.0788 |
| Synonyms: | Hydracrylicacid (6CI,7CI,8CI);2-Deoxyglyceric acid;Ethylenelactic acid;b-Hydroxypropionic acid;b-Lactic acid; |
| EINECS: | 207-974-8 |
| Density: | 1.283 g/cm3 |
| Melting Point: | 16.8°C (estimate) |
| Boiling Point: | 279.7 °C at 760 mmHg |
| Flash Point: | 137.2 °C |
| Solubility: | 270.1g/L(25 oC) |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 36/37/38 |
| Safety: | 26-36/37/39 |
| PSA: | 57.53000 |
| LogP: | -0.54660 |
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2-acetoxypropionic acid
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3-acetoxypropionic acid
A
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LACTIC ACID
B
- 503-66-2
3-hydroxypropionic acid
| Conditions | Yield |
|---|---|
| With water; Amberlite IR 120 at 80℃; for 16h; Product distribution / selectivity; | A 100% B 100% |
| With water; hydrogenchloride at 100℃; for 16h; Product distribution / selectivity; | |
| With water; toluene-4-sulfonic acid at 100℃; for 16h; Product distribution / selectivity; |
- 503-66-2
3-hydroxypropionic acid
| Conditions | Yield |
|---|---|
| With palladium 10% on activated carbon; hydrogen In methanol under 2888.19 Torr; for 0.666667h; | 100% |
| With palladium 10% on activated carbon; hydrogen In methanol under 2888.19 Torr; for 0.666667h; Baeyer-Villiger Ketone Oxidation; | 100% |
| Conditions | Yield |
|---|---|
| With sodium hydroxide In water; hexan-1-ol at 80℃; for 2h; Solvent; Temperature; Reagent/catalyst; | 99% |
| With rhodium on carbon; water; hydrogen iodide; hydrogen at 99.84℃; under 20686.5 Torr; for 1h; Autoclave; | 69.4% |
| With water; silver(l) oxide | |
| With water; silver(l) oxide man behandelt das Filtrat mit Schwefelwasserstoff, filtriert ab, neutralisiert das Filtrat mit Soda, verdampft und zieht das hydracrylsaure Natrium durch Alkohol aus und krystallisiert beim Erkalten aus; |
| Conditions | Yield |
|---|---|
| Stage #1: 3-Hydroxypropionitrile With sodium hydroxide In water for 8h; Reflux; Saturated solution; Stage #2: With hydrogenchloride In water | 92.1% |
| With hydrogenchloride; water for 4h; Reagent/catalyst; | 89% |
| With sodium hydroxide for 12h; Ambient temperature; | 75% |
| Conditions | Yield |
|---|---|
| With sodium hydroxide In methanol | 77% |
| With barium dihydroxide; water | |
| With water In 1,4-dioxane at 25℃; Kinetics; Further Variations:; Temperatures; Solvents; |
| Conditions | Yield |
|---|---|
| With ammonia; Ti-0720 (Engelhard) catalyst In water at 200 - 250℃; for 37h; Product distribution / selectivity; | A n/a B 75% C n/a |
| titanium catalyst In water at 180℃; for 37h; Product distribution / selectivity; | A 1.5% B 65% C n/a |
| titanium catalyst In water at 180℃; for 37h; Product distribution / selectivity; | A 1.5% B 65% C n/a |
| Conditions | Yield |
|---|---|
| With oxygen; sodium hydroxide In water at 50℃; Reagent/catalyst; Sonication; | A 60.1% B 21.3% |
| With water; oxygen; sodium hydroxide at 50℃; under 2250.23 Torr; for 24h; | A 51.1% B 28.4% |
| With oxygen; sodium hydroxide In water at 50℃; under 2250.23 Torr; for 12h; |
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A
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formic acid
B
- 110-15-6
succinic acid
C
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trifluoroacetic acid-methyl ester
D
- 64-19-7
acetic acid
E
- 503-66-2
3-hydroxypropionic acid
| Conditions | Yield |
|---|---|
| With dihydrogen peroxide; trifluoroacetic acid In water at -78 - 90℃; for 1.66667h; | A 45% B 60% C 45% D 43% E 9% |
- 123-76-2
levulinic acid
- 76-05-1
trifluoroacetic acid
A
- 64-18-6
formic acid
B
- 110-15-6
succinic acid
C
- 431-47-0
trifluoroacetic acid-methyl ester
D
- 64-19-7
acetic acid
E
- 503-66-2
3-hydroxypropionic acid
| Conditions | Yield |
|---|---|
| With dihydrogen peroxide In water at 90℃; for 1h; | A 45 %Spectr. B 60% C 45 %Spectr. D 43 %Spectr. E 9 %Spectr. |
| Conditions | Yield |
|---|---|
| With dihydrogen peroxide In water at 90℃; under 7600.51 Torr; for 12h; Reagent/catalyst; Temperature; Solvent; Pressure; Inert atmosphere; | 58% |
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Chemistry
Molecular structure of Propanoic acid,3-hydroxy- (CAS NO.503-66-2) is:
Product Name: Propanoic acid,3-hydroxy-
CAS Registry Number: 503-66-2
IUPAC Name: 3-Hydroxypropanoic acid
Molecular Weight: 90.07794 [g/mol]
Molecular Formula: C3H6O3
XLogP3-AA: -1
H-Bond Donor: 2
H-Bond Acceptor: 3
EINECS: 207-974-8
Surface Tension: 53.7 dyne/cm
Density: 1.283 g/cm3
Flash Point: 137.2 °C
Enthalpy of Vaporization: 60.18 kJ/mol
Boiling Point: 279.7 °C at 760 mmHg
Vapour Pressure: 0.000476 mmHg at 25°C
Product Categories: Aliphatics;Carboxylic Acids;omega-Functional Alkanols, Carboxylic Acids, Amines & Halides;omega-Hydroxycarboxylic Acids;Carboxylic Acids
Safety Profile
Safty information about Propanoic acid,3-hydroxy- (CAS NO.503-66-2) is:
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
Specification
Propanoic acid,3-hydroxy- , its cas register number is 503-66-2. It also can be called 3-Hydroxypropanoic acid ; Ethylene lactic acid ; Glyceric acid, 2-deoxy- ; Hydracrylic acid ; beta-Hydroxypropionic acid ; beta-Lactic acid .