SoleChem

D-aspartic acid

Chelating Agents Pharmaceuticals & Healthcare
CAS
1783-96-6
EC
217-234-6
Mol. Weight
133.10 g/mol

Description

D-Aspartic acid (CAS 1783-96-6), commonly abbreviated as D-Asp, is the D-enantiomer of aspartic acid used across pharmaceutical, biotechnology, and personal care applications.

It functions as a chelating agent, pH buffer, and humectant depending on the formulation context. In pharmaceutical and nutraceutical manufacturing, D-Asp is incorporated into hormone-related supplement formulations.

Enantiomeric specificity is a critical quality parameter for these products. Biotechnology and life sciences suppliers source it as a reference standard and biochemical reagent for receptor binding studies.

It is also utilized in neurological research models. In personal care formulations, it contributes moisture retention and pH stabilization in serums, creams, and targeted skin treatments.

Its chelating activity also supports preservation systems by sequestering trace metal ions that would otherwise degrade active ingredients. This ensures the long-term stability of complex chemical mixtures.

D-Aspartic acid is available as a white crystalline powder in research-grade and pharmaceutical-grade specifications. USP and high-purity grades are standard for procurement.

These grades typically maintain a purity level of ≥98–99% for pharmaceutical and biotech use. Bulk quantities are offered for industrial formulators, with smaller pack sizes available for laboratory use.

Quality control teams rely on these high standards for consistent results. Our supply chain ensures that all materials meet the rigorous demands of modern chemical and biological manufacturing processes.

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Physical Properties

Melting Point 320 °C (decomp)
Boiling Point 245.59°C (rough estimate)
Density 1.66
Appearance White or almost white crystalline powder
Color White to off-white
Form Crystalline Powder
Water Solubility SOLUBLE
Refractive Index -25 ° (C=8, 50% HCl)
Log P -1.075 (est)

Safety & Handling (Learn More)

Warning GHS07
Hazard Statements
H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation
Precautionary Statements
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash … thoroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P319 Get medical advice/attention if you feel unwell.
P321 Specific treatment (see … on this label).
P405 Store locked up.
P501 Dispose of contents/container in accordance with local regulations.
P264+P265 Wash … thoroughly after handling.
P302+P352 IF ON SKIN: Wash with plenty of water.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P332+P317 Get emergency medical help.
P337+P317 If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code 29224900
Storage Class 11 - Combustible Solids
WGK (Germany) 3

Documentation

Other Names

Tocris-0213|Lopac-alpha-9256|delta-Aspartic acid|delta-Aspartate|delta-Asparaginsaeure|D-aspartate|aspartic acid D-form|1-Amino-1,2-carboxyethane|D-Asp

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