N-methyl-D-aspartate
Conditions | Yield |
---|---|
With lithium hydroxide In tetrahydrofuran at 0℃; | 94% |
N-methyl-D-aspartate
Conditions | Yield |
---|---|
With palladium on activated charcoal; water In methanol at 30 - 50℃; for 0.0833333h; Autoclave; | 70.92% |
Conditions | Yield |
---|---|
(i) TsCl, aq. NaOH, (ii) /BRN= 635994/, (iii) Na, liq. NH3; Multistep reaction; |
N-methyl-D-aspartate
Conditions | Yield |
---|---|
With dihydrogen peroxide |
Conditions | Yield |
---|---|
With sodium carbonate |
A
N-methyl-D-aspartate
Conditions | Yield |
---|---|
With phosphate buffer Quantum yield; Ambient temperature; Irradiation; different buffers; pH: 3.5-10.8; rate of decay of intermediate; |
N-methyl-D-aspartate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 78 percent / Zn, 1N HCl/AcOH / 48 h / 0 °C 2: 94 percent / 1N LiOH / tetrahydrofuran / 0 °C View Scheme |
N-methyl-DL-aspartic acid
N-methyl-D-aspartate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 3: aq. H2O2 View Scheme |
N-methylaspartic acid dimethyl ester
N-methyl-D-aspartate
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: H2O 4: aq. H2O2 View Scheme |
(+/-)-N-Formyl-N-methyl-asparaginsaeure
N-methyl-D-aspartate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 2: aq. H2O2 View Scheme |
grassypeptolide A
A
(R)-2-aminobutyric acid
B
D-allo-threonine
C
N-methyl-L-valine
D
N-methyl-D-aspartate
E
L-Cysteic acid
F
D-Cysteic acid
G
N-methyl-L-aspartic acid
H
L-proline
Conditions | Yield |
---|---|
Stage #1: grassypeptolide A With ozone at 20℃; for 0.5h; Stage #2: oxidative conditions; |
grassypeptolide C
A
(R)-2-aminobutyric acid
B
D-allo-threonine
C
N-methyl-L-valine
D
N-methyl-D-aspartate
E
L-Cysteic acid
F
D-Cysteic acid
G
N-methyl-L-aspartic acid
H
L-proline
Conditions | Yield |
---|---|
Stage #1: grassypeptolide C With ozone at 20℃; for 0.5h; Stage #2: oxidative conditions; |
N-methyl-D-aspartate
Conditions | Yield |
---|---|
With cation exchange resin pH=2; pH-value; | 62.2 g |
N-methyl-D-aspartate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: palladium on activated charcoal; hydrogen / ethanol / 5 h / 20 °C / Heating 2.1: sodium hydroxide / 8 h / Reflux 2.2: pH 2.5 - 6.5 3.1: cation exchange resin / pH 2 View Scheme |
N-methyl-D-aspartate
di-tert-butyl dicarbonate
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In 1,4-dioxane; water for 72h; Ambient temperature; | 77% |
Conditions | Yield |
---|---|
With hydrogenchloride |
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal |
The CAS register number of N-Methyl-D-aspartic acid is 6384-92-5. It also can be called as (R)-2-(Methylamino)succinic acid and the IUPAC name about this chemical is (2R)-2-(methylamino)butanedioic acid. The molecular formula about this chemical is C5H9NO4 and the molecular weight is 147.13. It belongs to the following product categories which include Glutamate receptor; Glutamate and so on. When you are using it, please do not breathe dust and avoid contact with skin and eyes. This chemical is an amino acid that as the D-isomer, it is the defining agonist for the NMDA receptor subtype of glutamate receptors (RECEPTORS, NMDA).
Physical properties about N-Methyl-D-aspartic acid are: (1)ACD/LogP: -0.44; (2)ACD/LogD (pH 5.5): -3.85; (3)ACD/LogD (pH 7.4): -3.94; (4)ACD/BCF (pH 5.5): 1; (5)ACD/BCF (pH 7.4): 1; (6)ACD/KOC (pH 5.5): 1; (7)ACD/KOC (pH 7.4): 1; (8)#H bond acceptors: 5; (9)#H bond donors: 3; (10)#Freely Rotating Bonds: 4; (11)Polar Surface Area: 55.84Å2; (12)Index of Refraction: 1.494; (13)Molar Refractivity: 31.89 cm3; (14)Molar Volume: 109.5 cm3; (15)Polarizability: 12.64x10-24cm3; (16)Surface Tension: 56.3 dyne/cm; (17)Enthalpy of Vaporization: 54.59 kJ/mol; (18)Boiling Point: 258.2 °C at 760 mmHg; (19)Vapour Pressure: 0.0042 mmHg at 25°C.
You can still convert the following datas into molecular structure:
(1)SMILES: O=C(O)C[C@@H](NC)C(=O)O
(2)InChI: InChI=1/C5H9NO4/c1-6-3(5(9)10)2-4(7)8/h3,6H,2H2,1H3,(H,7,8)(H,9,10)/t3-/m1/s1
(3)InChIKey: HOKKHZGPKSLGJE-GSVOUGTGBS
(4)Std. InChI: InChI=1S/C5H9NO4/c1-6-3(5(9)10)2-4(7)8/h3,6H,2H2,1H3,(H,7,8)(H,9,10)/t3-/m1/s1
(5)Std. InChIKey: HOKKHZGPKSLGJE-GSVOUGTGSA-N
The toxicity data is as follows:
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
mouse | LD50 | intraperitoneal | 137mg/kg (137mg/kg) | BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD | Journal of Pharmacology and Experimental Therapeutics. Vol. 269, Pg. 573, 1994. |
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