Cas no 1783-96-6 (D-Aspartic acid)

D-Aspartic acid (D-AA) is a non-essential amino acid and the D-enantiomer of aspartic acid, playing a significant role in biochemical processes. It serves as a precursor in the synthesis of key neurotransmitters and hormones, including NMDA and testosterone. D-AA is notably involved in the regulation of the hypothalamic-pituitary-gonadal axis, influencing endocrine function. Its high purity and stability make it suitable for research applications in neurochemistry and endocrinology. The compound is also utilized in studies related to fertility, muscle metabolism, and aging. D-Aspartic acid is characterized by its water solubility and compatibility with physiological systems, ensuring reliable experimental outcomes.
D-Aspartic acid structure
D-Aspartic acid structure
Product Name:D-Aspartic acid
CAS No:1783-96-6
MF:C4H7NO4
MW:133.1027
MDL:MFCD00063081
CID:41991
PubChem ID:87562145
Update Time:2025-10-29

D-Aspartic acid Chemical and Physical Properties

Names and Identifiers

    • (R)-2-Aminosuccinic acid
    • D-2-Aminobutanedioic acid
    • D-Aminosuccinic acid
    • H-D-Asp-OH
    • D-Aspartic acid
    • (-)-Aspartic acid
    • (2R)-2-aminobutanedioic acid
    • (R)-(-)-AMINOSUCCINIC ACID
    • ASPARTIC ACID, D-(RG)
    • D(-)-Aspartic acid
    • (R)-(?)-Aminosuccinic acid
    • (R)-(?)-Aminosuccinic acid,(R)-2-Aminosuccinic acid
    • (R)-Aminosuccinic Acid
    • Aspartic acid D-form
    • Aspartic acid,D
    • D-Asparaginic Acid
    • D-Aspartate
    • D-Aspartatic acid
    • (R)-Aspartic acid
    • Aspartic acid, D-
    • D-(-)-Aspartic acid
    • D-Asp
    • D-Asparaginsaeure
    • 4SR0Q8YD1X
    • (R)-2-aminobutanedioic acid
    • CKLJMWTZIZZHCS-UWTATZPHSA-N
    • (R)-2-Aminobutanedioate
    • D(-)-Aspartic acid,
    • D-AsparticChemicalbookacid
    • SR-01000597731
    • C00402
    • Z1079451886
    • <span class='DL'>D</span>-Aminosuccinic acid
    • [3H]-D-aspartate
    • C4H7NO4
    • GTPL4698
    • NCGC00024498-02
    • BRN 1723529
    • 27881-01-2
    • D-ASPARTIC ACID [WHO-DD]
    • SCHEMBL145539
    • (2R)-2-aminobutanedioate
    • Q27076990
    • EINECS 217-234-6
    • 4-04-00-02998 (Beilstein Handbook Reference)
    • CS-0020434
    • D-Aspartic acid, ReagentPlus(R), 99%
    • NS00074115
    • A-9180
    • delta-aspartic acid
    • BDBM31174
    • EN300-67412
    • DB02655
    • AC-22382
    • GTPL6511
    • HB0230
    • Tocris-0213
    • DTXCID0025650
    • CAS-1783-96-6
    • NCGC00024498-04
    • NCGC00024498-01
    • delta-aspartate
    • bmse000273
    • BP-12717
    • NSC-97922
    • D-ASPARTIC ACID [MI]
    • Guanosine-5-Monophosphate
    • BPBio1_001126
    • NCGC00015104-01
    • NSC 97922
    • A812365
    • Lopac-alpha-9256
    • CHEMBL29757
    • MFCD00063081
    • 1783-96-6
    • [3H]-D-aspartic acid
    • 0BBACB33-ED80-42B3-9F05-75E0E3E41D6D
    • AM20090057
    • A0545
    • PDSP1_001545
    • UNII-4SR0Q8YD1X
    • F1905-7153
    • delta-(-)-Aspartic acid
    • 1-Amino-1,2-carboxyethane
    • Tox21_110904
    • (R)-2-aminosuccinicacid
    • Aminosuccinic acid
    • Lopac-A-9256
    • AKOS015854091
    • AS-12792
    • D-Aspartic acid, Vetec(TM) reagent grade, 99%
    • Biomol-NT_000167
    • NCGC00024498-03
    • s5129
    • SY009812
    • HY-42068
    • delta-asparaginsaeure
    • CHEBI:17364
    • [3h]-d-asp
    • [3H]D-aspartic acid
    • SR-01000597731-1
    • DTXSID2045650
    • PDSP2_001529
    • MDL: MFCD00063081
    • Inchi: 1S/C4H7NO4/c5-2(4(8)9)1-3(6)7/h2H,1,5H2,(H,6,7)(H,8,9)/t2-/m1/s1
    • InChI Key: CKLJMWTZIZZHCS-UWTATZPHSA-N
    • SMILES: O([H])C([C@@]([H])(C([H])([H])C(=O)O[H])N([H])[H])=O
    • BRN: 1723529

Computed Properties

  • Exact Mass: 133.03800
  • Monoisotopic Mass: 133.037508
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 3
  • Hydrogen Bond Acceptor Count: 5
  • Heavy Atom Count: 9
  • Rotatable Bond Count: 3
  • Complexity: 133
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 1
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: -2.8
  • Topological Polar Surface Area: 101

Experimental Properties

  • Color/Form: Powder
  • Density: 1.660(lit.)
  • Melting Point: >300?°C (lit.)
  • Boiling Point: 283℃ at 760 mmHg
  • Flash Point: 113.5℃
  • Refractive Index: -25 ° (C=8, 50% HCl)
  • Water Partition Coefficient: dissolution
  • PSA: 100.62000
  • LogP: -0.42670
  • Merck: 840
  • Specific Rotation: -25.8 o (c=5, 5N HCl)
  • Optical Activity: [α]20/D ?24°, c =?2.3 in 6 M HCl
  • Solubility: Soluble in hot water and dilute hydrochloric acid, slightly soluble in cold water, insoluble in ethanol and ether.

D-Aspartic acid Security Information

D-Aspartic acid Customs Data

  • HS CODE:29224995
  • Customs Data:

    China Customs Code:

    2922499990

    Overview:

    2922499990 Other amino acids and their esters and their salts(Except those containing more than one oxygen-containing group). VAT:17.0% Tax refund rate:9.0% Regulatory conditions:AB(Customs clearance form for Inbound Goods,Customs clearance form for outbound goods) MFN tariff:6.5% general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to, The color of ethanolamine and its salt should be reported, The package of ethanolamine and its salt shall be declared

    Regulatory conditions:

    A.Customs clearance form for Inbound Goods
    B.Customs clearance form for outbound goods

    Inspection and quarantine category:

    P.Imported animals and plants\Quarantine of animal and plant products
    Q.Outbound animals and plants\Quarantine of animal and plant products
    R.Sanitary supervision and inspection of imported food
    S.Sanitary supervision and inspection of exported food
    M.Import commodity inspection
    N.Export commodity inspection

    Summary:

    HS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

D-Aspartic acid Pricemore >>

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D-Aspartic acid Suppliers

Suzhou Senfeida Chemical Co., Ltd
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Audited Supplier Audited Supplier
(CAS:1783-96-6)D-Aspartic acid
Order Number:sfd14493
Stock Status:in Stock
Quantity:200kg
Purity:99.9%
Pricing Information Last Updated:Friday, 19 July 2024 14:36
Price ($):discuss personally
Amadis Chemical Company Limited
Gold Member
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(CAS:1783-96-6)(-)-Aspartic acid
Order Number:A812365
Stock Status:in Stock
Quantity:25g/50g
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 04:57
Price ($):157.0/236.0
Tiancheng Chemical (Jiangsu) Co., Ltd
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(CAS:1783-96-6)D-Aspartic Acid
Order Number:LE14268;LE25421937
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 12:10
Price ($):discuss personally

D-Aspartic acid Spectrogram

1H NMR 300 MHz DMSO
1H NMR
13C NMR
13C NMR

Additional information on D-Aspartic acid

The Comprehensive Guide to D-Aspartic Acid (CAS No. 1783-96-6): Benefits, Applications, and Research Insights

D-Aspartic acid (CAS No. 1783-96-6), often abbreviated as D-AA, is a naturally occurring amino acid that plays a critical role in various physiological processes. Unlike its counterpart L-aspartic acid, D-aspartic acid is less common but has garnered significant attention in recent years due to its potential health benefits, particularly in sports nutrition, hormonal regulation, and cognitive function. This article delves into the science behind D-aspartic acid, its applications, and why it has become a popular topic among researchers and health enthusiasts alike.

One of the most searched questions about D-aspartic acid is its role in testosterone production. Studies suggest that D-AA may stimulate the release of luteinizing hormone (LH), which in turn signals the testes to produce more testosterone. This has made D-aspartic acid supplements a trending topic among athletes and bodybuilders looking for natural ways to enhance performance and muscle growth. However, it’s important to note that results can vary, and more research is needed to fully understand its efficacy.

Another hot topic is the potential cognitive benefits of D-aspartic acid. Research indicates that this amino acid may influence neurotransmitter activity, particularly in the brain’s hippocampus, which is associated with memory and learning. This has led to increased interest in D-AA for mental clarity and its possible role in supporting neurological health. While preliminary findings are promising, further clinical trials are necessary to confirm these effects.

In addition to its physiological roles, D-aspartic acid is also used in the food and pharmaceutical industries. As a food additive, it serves as a flavor enhancer and preservative, while in pharmaceuticals, it is explored for its potential in drug formulations. The versatility of CAS No. 1783-96-6 makes it a valuable compound across multiple sectors, contributing to its growing popularity in both commercial and scientific communities.

For those considering D-aspartic acid supplementation, dosage and safety are common concerns. While generally regarded as safe, excessive intake may lead to side effects such as headaches or irritability. It’s advisable to consult a healthcare professional before starting any new supplement regimen, especially for individuals with pre-existing conditions or those taking medications.

The environmental impact of D-aspartic acid production is another area of interest. With sustainability becoming a global priority, researchers are exploring eco-friendly methods to synthesize this compound, such as enzymatic processes or fermentation. These advancements align with the growing demand for green chemistry solutions in the supplement and pharmaceutical industries.

In conclusion, D-aspartic acid (CAS No. 1783-96-6) is a multifaceted compound with promising applications in health, nutrition, and industry. Whether you’re interested in its potential to boost testosterone, support cognitive function, or its industrial uses, staying informed about the latest research is key. As interest in D-AA continues to rise, so does the need for high-quality studies to unlock its full potential.

Recommended suppliers
Suzhou Senfeida Chemical Co., Ltd
(CAS:1783-96-6)D-Aspartic acid
sfd14493
Purity:99.9%
Quantity:200kg
Price ($):Inquiry
Email
Amadis Chemical Company Limited
(CAS:1783-96-6)(-)-Aspartic acid
A812365
Purity:99%/99%
Quantity:25g/50g
Price ($):157.0/236.0
Email