D-Aspartic acid
D-Aspartic acid (CAS: 1783-96-6), a non-essential amino acid, is a chiral molecule with the chemical formula HO2CCH2CH(NH2)CO2H and a molecular weight of 133.10 g/mol. It functions as an excitatory neurotransmitter in the central nervous system. D-Aspartic acid is utilized in biochemical research, cell biology studies, and as a building block in the synthesis of peptides and other organic compounds.
- IUPAC
- (R)-(−)-Aminosuccinic acid,(R)-2-Aminosuccinic acid
- Synonyms
- (R)-(-)-Aminosuccinic acid(R)-2-Aminosuccinic acid

Neuroscience Research
D-Aspartic acid acts as an excitatory neurotransmitter in the mammalian brain, playing a role in synaptic transmission and plasticity. Its use in research helps elucidate mechanisms of neuronal signalling and development.
Biochemical Studies
As an amino acid derivative, D-Aspartic acid is employed in various biochemical investigations. It serves as a substrate or modulator in enzymatic assays and metabolic pathway studies.
Peptide Synthesis
This compound is a valuable chiral building block for the synthesis of peptides containing D-amino acids. Such peptides often exhibit increased stability against enzymatic degradation.
Cell Biology Research
D-Aspartic acid finds application in cell biology, particularly in studies concerning cell signaling and function where amino acid derivatives play a critical role.
| Molecular weight | 133.10 |
|---|---|
| Linear formula | HO2CCH2CH(NH2)CO2H |
| Assay | 99% |
| Grade | ReagentPlus® |
| Melting point | >300 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 1 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | rat ... Slc1a3(29483) |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is D-Aspartic acid used for?
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D-Aspartic acid is primarily used in neuroscience research as an excitatory neurotransmitter, in biochemical studies, and as a chiral building block for peptide synthesis.
What is the CAS number and chemical formula for D-Aspartic acid?
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The CAS number for D-Aspartic acid is 1783-96-6, and its chemical formula is HO2CCH2CH(NH2)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies D-Aspartic acid at a purity of 99% (Assay) with a ReagentPlus® grade. We do not represent this product as USP, BP, or EP grade.
How should D-Aspartic acid be handled safely?
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When handling D-Aspartic acid, it is essential to use appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if airborne particles are a concern.
Is D-Aspartic acid a controlled substance?
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The provided data does not indicate that D-Aspartic acid is a controlled substance.
How is D-Aspartic acid packed and shipped?
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D-Aspartic acid is carefully packed and exported by Tech Serve Solutions, adhering to international shipping regulations for chemicals.
How can I request a quote or sample for D-Aspartic acid?
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To request a quote or sample for D-Aspartic acid, please contact the Tech Serve Solutions sales team through our website or listed contact information.
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