(S)-3-AMINO-3-(2-METHYL-PHENYL)-PROPIONIC ACID
- Product Name
- (S)-3-AMINO-3-(2-METHYL-PHENYL)-PROPIONIC ACID
- CAS No.
- 736131-48-9
- Chemical Name
- (S)-3-AMINO-3-(2-METHYL-PHENYL)-PROPIONIC ACID
- Synonyms
- S-2-Me-PHA;S-2-CH3-PHA;H-b-Phe(2-Me)-OH;RARECHEM LK HC T303;H-BETA-PHE(2-ME)-OH;H-L-beta-Phe(2-Me)-OH;H-D-PHG(2-ME)-(C*CH2)OH;H-(S)-beta-Phe(2-Me)-OH;2-Methyl-D-β-homophenylglycine;REF DUPL: H-L-beta-Phe(2-Me)-OH
- CBNumber
- CB4273215
- Molecular Formula
- C10H13NO2
- Formula Weight
- 179.22
- MOL File
- 736131-48-9.mol
(S)-3-AMINO-3-(2-METHYL-PHENYL)-PROPIONIC ACID Property
- Boiling point:
- 326.3±30.0 °C(Predicted)
- Density
- 1.163±0.06 g/cm3(Predicted)
- storage temp.
- Sealed in dry,Room Temperature
- pka
- 3.71±0.10(Predicted)
Safety
- Risk Statements
- 36/37/38
- Safety Statements
- 26-36/37/39
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- A614550
- Product name
- (S)-3-Amino-3-(2-methyl-phenyl)-propionicacid
- Packaging
- 25mg
- Price
- $45
- Updated
- 2021/12/16
- Product number
- 075077
- Product name
- (S)-3-Amino-3-(2-methylphenyl)propionic acid
- Purity
- 95+%
- Packaging
- 5g
- Price
- $751
- Updated
- 2021/12/16
- Product number
- CHM0034193
- Product name
- (S)-3-AMINO-3-(2-METHYL-PHENYL)-PROPIONIC ACID
- Purity
- 95.00%
- Packaging
- 1G
- Price
- $857.01
- Updated
- 2021/12/16
- Product number
- 182872
- Product name
- H-β-Phe(2-Me)-OH
- Packaging
- 5g
- Price
- $430
- Updated
- 2021/12/16
- Product number
- 15618
- Product name
- (S)-3-Amino-3-(2-methylphenyl)propionicacid,98%(HPLC)
- Purity
- 98%(HPLC)
- Packaging
- 5G
- Price
- $476
- Updated
- 2021/12/16
(S)-3-AMINO-3-(2-METHYL-PHENYL)-PROPIONIC ACID Chemical Properties,Usage,Production
Uses
(S)-3-Amino-3-(2-methylphenyl)propionic acid is an amino acid derivative that can be used as a pharmaceutical intermediate or chemical reaction reagent.
Synthesis
21464-57-3
736131-48-9
1292457-13-6
Racemate 3-amino-3-(2-methylphenyl)-propionic acid (0.5 g, 2.41 mmol) was used as raw material and dissolved in tert-butyl methyl ether (t-BuOMe, 40 mL). Lipase PSIM (1.2 g, 30 mg/mL) and deionized water (430 μL, 24 mmol) were added, and the reaction mixture was placed in a thermostatic oscillator at 45°C for 7 hr. When the reaction reached 50% conversion, the enzyme was removed by filtration to terminate the reaction. The solvent was removed by distillation under reduced pressure to give unreacted (R)-3-amino-3-(2-methylphenyl)-propionic acid [240 mg, 48%; [α]D25 = +20.1° (c = 0.40, EtOH); ee = 99%]. The filtered enzyme was washed with distilled water (3 x 15 mL) and after evaporation of the aqueous phase, crystalline (S)-3-amino-3-(2-methylphenyl)-propionic acid {200 mg, 48%; [α]D25 = -25° (c = 0.15, H2O); melting point 235-237°C (recrystallized from water); ee = 98%} was obtained. Treatment of (S)-6 or (R)-3 (100 mg) with 18% hydrochloric acid (5 mL) afforded (S)-3-amino-3-(2-methylphenyl)-propionic acid hydrochloride {100 mg, 83%; [α]D25 = -6.4° (c = 0.55, H2O); ee = 99%} or (R)-3-amino-3-(2-methylphenyl)-propionic acid hydrochloride { 96 mg, 92%; [α]D25 = +6.4° (c = 0.3, H2O); ee = 99%}. The 1H NMR (400 MHz, CDCl3, 25°C, TMS) δ (ppm) data of (R)-3 were similar to those of (±)-3. Elemental analysis measured values: C, 69.50; H, 8.42; N, 6.75. 1H NMR (400 MHz, D2O) δ (ppm) data of (S)-6 was similar to that of (R)-6. Elemental analysis measured values: C, 67.02; H, 7.31; N, 7.82.
References
[1] Journal of Molecular Catalysis B: Enzymatic, 2013, vol. 93, p. 8 - 14
(S)-3-AMINO-3-(2-METHYL-PHENYL)-PROPIONIC ACID Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from (S)-3-AMINO-3-(2-METHYL-PHENYL)-PROPIONIC ACID manufacturers
- Product
- (S)-3-AMINO-3-(2-METHYL-PHENYL)-PROPIONIC ACID 736131-48-9
- Price
- US $2.00/KG
- Min. Order
- 1g
- Purity
- 98%MIN
- Supply Ability
- ASK
- Release date
- 2020-01-09