- L-Homoserine
- L-Homoserine hydrochloride
- L-Homoserine lactone hydrochloride
- L-Homoserine, labeled with carbon-14 (9CI)
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Cas Database |
| Name |
L-Homoserine |
EINECS | 211-590-6 |
| CAS No. | 672-15-1 | Density | 1.3126 (rough estimate) |
| PSA | 83.55000 | LogP | -0.51900 |
| Solubility | 1100 g/L (30 °C) in water | Melting Point |
203 °C |
| Formula | C4H9NO3 | Boiling Point | 368.7 °C at 760 mmHg |
| Molecular Weight | 119.12 | Flash Point | 176.8 °C |
| Transport Information | N/A | Appearance | white to light yellow crystalline powder |
| Safety | 24/25 | Risk Codes | 36/37/38 |
| Molecular Structure |
|
Hazard Symbols | N/A |
| Synonyms |
Butyric acid, 2-amino-4-hydroxy-, L- (8CI);Butanoic acid, 2-amino-4-hydroxy-, (S)-;2-amino-4-hydroxy-butanoic acid;2-Amino-4-hydroxybutyric acid;Butyric acid, 2-amino-4-hydroxy-, L-;(2S)-2-amino-4-hydroxy-butanoic acid;Homoserine (VAN);H-Homoserine;H-Hse-OH;L-Homo-serine;H-HoSer-OH; |
Article Data | 45 |
L-Homoserine Synthetic route
- 159487-41-9
Isopropyl (2S)-N-(trifluoroacetyl)homoserine
- 672-15-1
L-homoserine
| Conditions | Yield |
|---|---|
| With ethanol | 95% |
| With potassium hydroxide In ethanol for 2h; | 95% |
| Conditions | Yield |
|---|---|
| With water; sodium hydrogencarbonate pH=2 - 5; Reflux; | 92% |
| With sodium hydrogencarbonate In water pH=3 - 6; Inert atmosphere; Schlenk technique; Reflux; | 92% |
| With sodium hydrogencarbonate In water at 140℃; for 0.5h; | 69% |
| Conditions | Yield |
|---|---|
| With triethylamine In water for 2h; Ambient temperature; | 82% |
- 29625-73-8
2-acetamido-4-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-1-N-(4-L-aspartoyl)-2-deoxy-β-D-glucopyranosylamine
A
- 672-15-1
L-homoserine
B
- 102039-77-0
N,N'-diacetylchitobiosamine
C
- 118943-00-3
1-acetamido-4-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-2-amino-1,2-dideoxy-D-glucitol
D
- 119009-35-7
2-acetamido-4-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-1-amino-1,2-dideoxy-D-glucitol
| Conditions | Yield |
|---|---|
| With lithium hydroxide; lithium borohydride; trilithium citrate In water; tert-butyl alcohol at 45℃; for 5h; Yield given; | A 80% B 72% C n/a D n/a |
- 29625-73-8
2-acetamido-4-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-1-N-(4-L-aspartoyl)-2-deoxy-β-D-glucopyranosylamine
A
- 672-15-1
L-homoserine
B
- 102039-77-0
N,N'-diacetylchitobiosamine
C
- 118943-00-3
1-acetamido-4-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-2-amino-1,2-dideoxy-D-glucitol
D
- 119009-35-7
2-acetamido-4-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-1-amino-1,2-dideoxy-D-glucitol
E
- 29886-32-6
β-D-GlcpNAc(1->4)-D-GlcNAc-ol
| Conditions | Yield |
|---|---|
| With lithium hydroxide; lithium borohydride; trilithium citrate In water; tert-butyl alcohol at 45℃; for 5h; Product distribution; | A 80% B 72% C n/a D n/a E 5% |
- 29625-73-8
2-acetamido-4-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-1-N-(4-L-aspartoyl)-2-deoxy-β-D-glucopyranosylamine
A
- 672-15-1
L-homoserine
B
- 102039-77-0
N,N'-diacetylchitobiosamine
C
- 119009-35-7
2-acetamido-4-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-1-amino-1,2-dideoxy-D-glucitol
D
- 29886-32-6
β-D-GlcpNAc(1->4)-D-GlcNAc-ol
| Conditions | Yield |
|---|---|
| With lithium hydroxide; lithium borohydride; trilithium citrate In water; tert-butyl alcohol at 45℃; for 5h; | A 80% B 72% C n/a D 5% |
| Conditions | Yield |
|---|---|
| With water; methyl iodide at 20℃; for 24h; Inert atmosphere; Reflux; | 74% |
| Stage #1: L-methionine With methyl iodide In water for 24h; Inert atmosphere; Stage #2: With potassium hydrogencarbonate for 10h; pH=3 - 6; Reflux; Stage #3: With hydrogenchloride In water pH=5 - 6; | 74% |
| Stage #1: L-methionine With methyl iodide In methanol; water for 48h; Stage #2: With sodium hydrogencarbonate In methanol; water for 15h; Reflux; | 62% |
| With sodium hydrogencarbonate; methyl iodide In methanol; water for 12h; Reflux; |
- 1149755-80-5
(S)-tert-butyl 1-(furan-2-yl)-3-hydroxypropylcarbamate
- 672-15-1
L-homoserine
| Conditions | Yield |
|---|---|
| Stage #1: (S)-tert-butyl 1-(furan-2-yl)-3-hydroxypropylcarbamate With ozone In methanol at -78℃; for 0.166667h; Stage #2: With dimethylsulfide In methanol at 20℃; for 12h; Stage #3: With hydrogenchloride In 1,4-dioxane at 0 - 20℃; | 62% |
- 63-68-3
L-methionine
- 87625-62-5
ptaquiloside
A
- 672-15-1
L-homoserine
B
- 34175-96-7
2(R)-pterosin B
C
- 114751-11-0
(R)-2,5,7-Trimethyl-6-(2-methylsulfanyl-ethyl)-indan-1-one
D
- 114751-12-1
(S)-2-Amino-4-methylsulfanyl-butyric acid 2-((R)-2,4,6-trimethyl-3-oxo-indan-5-yl)-ethyl ester
| Conditions | Yield |
|---|---|
| With sodium hydroxide; Amberlite CG 50 (H form) In water; acetone at 37℃; for 12h; 1.) pH: 9.2; | A 10% B 26% C 12% D 4% |
- 29625-73-8
2-acetamido-4-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-1-N-(4-L-aspartoyl)-2-deoxy-β-D-glucopyranosylamine
A
- 672-15-1
L-homoserine
B
- 56-84-8
L-Aspartic acid
C
- 29886-32-6
β-D-GlcpNAc(1->4)-D-GlcNAc-ol
| Conditions | Yield |
|---|---|
| With sodium hydroxide; sodium tetrahydroborate | A 15% B 3% C 20% |
L-Homoserine Chemical Properties
IUPAC Name: 2-Amino-4-hydroxybutanoic acid
Synonyms of L-Homoserine (CAS NO.672-15-1): Butanoic acid, 2-amino-4-hydroxy-, (S)- ; Homoserine (VAN) ; Butyric acid, 2-amino-4-hydroxy-, L- (8CI)
CAS NO: 672-15-1
Molecular Formula: C4H9NO3
Molecular Weight: 119.12
Molecular Structure: 
EINECS: 211-590-6
H bond acceptors: 4
H bond donors: 4
Freely Rotating Bonds: 5
Polar Surface Area: 38.77 Å2
Index of Refraction: 1.51
Molar Refractivity: 27.17 cm3
Molar Volume: 90.7 cm3
Surface Tension: 63.5 dyne/cm
Density: 1.312 g/cm3
Flash Point: 176.8 °C
Enthalpy of Vaporization: 71.22 kJ/mol
Boiling Point: 368.7 °C at 760 mmHg
Vapour Pressure: 6.16E-07 mmHg at 25°C
Melting Point: 203 °C (dec.)(lit.)
Alpha: -8.5 º (c=2, H2O 22 ºC)
Storage temp: Store at RT.
Water Solubility: 1100 g/L (30 °C)
Appearance: white to light yellow crystalline powder
Product Categories of L-Homoserine (CAS NO.672-15-1): Serine [Ser, S];Unusual Amino Acids;Amino Acids;Amino Acids & Derivatives
L-Homoserine Uses
L-Homoserine (CAS NO.672-15-1) is an intermediate in the biosynthesis of three essential amino acids: methionine, threonine (an isomer of homoserine), and isoleucine.
L-Homoserine Safety Profile
Safety Information about L-Homoserine (CAS NO.672-15-1):
Safety Statements: 24/25
S24/25: Avoid contact with skin and eyes.
WGK Germany: 3
F: 10
HS Code: 29225000
L-Homoserine Specification
General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or chemical foam.
Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Storage: Store in a cool, dry place. Store in a tightly closed container. Keep refrigerated. (Store below 4°C/39°F.)
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