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| CAS No.: | 1783-96-6 |
|---|---|
| Name: | D-Aspartic acid |
| Article Data: | 65 |
| Molecular Structure: | |
|
|
|
| Formula: | C4H7NO4 |
| Molecular Weight: | 133.104 |
| Synonyms: | 4-04-00-02998 (Beilstein Handbook Reference);(R)-Aspartic acid;Aspartic acid, D-;(-)-Aspartic acid;D & L-Aspartic Acid;D-Asparaginsaeure;D-Aspartate;Aspartic acid D-form;(R)-2-aminosuccinic acid;H-D-Asp-OH;D-(-)-Aspartic Acid; |
| EINECS: | 217-234-6 |
| Density: | 1.514 g/cm3 |
| Melting Point: | >300 °C(lit.) |
| Boiling Point: | 264.1 °C at 760 mmHg |
| Flash Point: | 113.5 °C |
| Solubility: | soluble in water |
| Appearance: | White or almost white crystalline powder |
| Hazard Symbols: |
 Xn
|
| Risk Codes: | 20/21/22-36/37/38 |
| Safety: | 24/25-36-26 |
| Transport Information: | 25kgs |
| PSA: | 100.62000 |
| LogP: | -0.42670 |
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- 6384-18-5, 40149-67-5, 88067-96-3
dimethyl D-aspartate
- 1783-96-6
(2R)-aspartic acid
| Conditions | Yield |
|---|---|
| With sodium hydroxide for 3h; | 82.5% |
| Conditions | Yield |
|---|---|
| With hydrogenchloride | |
| With hydrogenchloride at 85℃; for 19h; | |
| With hydrogenchloride; water In methanol at 110℃; for 24h; Inert atmosphere; Sealed tube; | |
| With L-asparaginase from Thermococcus gammatolerans EJ3 In aq. buffer at 85℃; pH=8.5; Kinetics; pH-value; Solvent; Temperature; Enzymatic reaction; |
| Conditions | Yield |
|---|---|
| durch Spaltung; | |
| With L-glutamic acid | |
| mit Hilfe eines Enzym-Praeparats aus Crotalus adamanteus; | |
| man bringt die Pilze, mit denen sich eine Loesung von l-Asparaginsaeure beim Stehen an der Luft bedeckt, auf eine Loesung von dl-Asparaginsaeure; |
- 923-06-8, 584-98-5
bromosuccinic acid
- 1783-96-6
(2R)-aspartic acid
| Conditions | Yield |
|---|---|
| With ammonia; water at -50 - -40℃; dann bei 3-5grad, endlich bei Zimmertemperatur; |
- 20268-79-5
2-aminosuccinic acid diethyl ester
- 1783-96-6
(2R)-aspartic acid
| Conditions | Yield |
|---|---|
| With hydrogenchloride |
| Conditions | Yield |
|---|---|
| enzymatische Herstellung; |
- 67036-33-3, 67324-95-2
N-chloroacetyl-DL-aspartic acid
- 1783-96-6
(2R)-aspartic acid
| Conditions | Yield |
|---|---|
| enzymatische Herstellung; | |
| Hydrolysis.mit Hilfe eines Enzym-Praeparats aus Nieren und Kochen der unveraendert zurueckbleibenden N-Chloracetyl-D-asparaginsaeure mit 2n-HCl; |
- 97032-53-6
1-amino-ethane-1,1,2,2-tetracarboxylic acid tetraethyl ester
- 1783-96-6
(2R)-aspartic acid
| Conditions | Yield |
|---|---|
| With hydrogenchloride |
| Conditions | Yield |
|---|---|
| In water at 140℃; Rate constant; pH 8.0; | |
| at 37℃; Kinetics; racemization in dentin; age determination; | |
| In water at 160℃; for 30h; pH=6; |
- 565461-05-4
(R)-aspartic acid ethyl ester
- 1783-96-6
(2R)-aspartic acid
| Conditions | Yield |
|---|---|
| With hydrogenchloride for 5h; Heating; |
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Chemistry
Molecular Structure:
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Molecular Formula: C4H7NO4
Molecular Weight: 133.1027
IUPAC Name: (2R)-2-Aminobutanedioic acid
Synonyms of D-Aspartic acid (CAS NO.1783-96-6): Aspartic acid D-form ; (-)-Aspartic acid ; (R)-Aspartic acid ; 4-04-00-02998 (Beilstein Handbook Reference) ; Aspartic acid, D- ; BRN 1723529 ; D-Aspartate ; EINECS 217-234-6 ; NSC 97922
CAS NO: 1783-96-6
Product Categories: Amino ACIDS SERIES ; chiral ; Amino Acid Derivatives ; Aspartic acid [Asp, D] ; Amino Acids and Derivatives ; for Resolution of Bases ; alpha-Amino Acids;Amino Acids ; Biochemistry ; Optical Resolution ; Synthetic Organic Chemistry ; Amino Acids ; Glutamate receptor ; amino acid ; aspartic acid ; chemicals ; organic acids ; pharmaceutical intermediate
Melting point: >300 °C
Index of Refraction: 1.531
Molar Refractivity: 27.2 cm3
Molar Volume: 87.8 cm3
Surface Tension: 78.2 dyne/cm
Density: 1.514 g/cm3
Flash Point: 113.5 °C
Enthalpy of Vaporization: 55.26 kJ/mol
Boiling Point: 264.1 °C at 760 mmHg
Vapour Pressure: 0.00289 mmHg at 25°C
Uses
D-Aspartic acid (CAS NO.1783-96-6) is used as the synthesis of drugs.
Toxicity Data With Reference
1. RTECS#: CAS# 1783-96-6: CI9097500
2. L.D50/LC50: RTECS: Not available.
3. Carcinogenicity: D-(-)ASPARTIC ACID - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.
4. Other: The toxicological properties have not been fully investigated.
Safety Profile
Hazard Codes of D-Aspartic acid (CAS NO.1783-96-6): 
Xn
Risk Statements: 20/21/22-36/37/38
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed.
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 24/25-36-26
S24/25: Avoid contact with skin and eyes.
S36: Wear suitable protective clothing.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany: 3
RTECS: CI9097500
Specification
(1)Fire Fighting Measures of D-aspartic acid (CAS NO.1783-96-6)
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.
(2)Handling and Storage of D-aspartic acid
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.