Shanghai Ruifu Chemical is the leading manufacturer of N-Acetyl-L-Aspartic Acid (Ac-Asp-OH) (CAS: 997-55-7) with high quality. Ruifu Chemical has been supplying amino acids and derivatives more than 15 years.
Ruifu Chemical can provide worldwide delivery, competitive price, excellent service.
Purchase N-Acetyl-L-Aspartic Acid or other products, please contact us by e-mail: alvin@ruifuchem.com
| Chemical Name | N-Acetyl-L-Aspartic Acid |
| Synonyms | Ac-Asp-OH; N-Ac-L-Asp-OH; N-alpha-Acetyl-L-Aspartic Acid; N-Acetylaspartate; N-Acetyl-L-Aspartate; N-Acetylaspartic Acid; (2S)-2-Acetamidobutanedioic Acid; (S)-2-Acetamidosuccinic Acid |
| Stock Status | In Stock, Commercial Production |
| CAS Number | 997-55-7 |
| Molecular Formula | C6H9NO5 |
| Molecular Weight | 175.14 g/mol |
| Melting Point | 140.0-145.0℃ |
| Density | 1.422±0.06 g/cm3 |
| Store Under Inert Gas | Store Under Inert Gas |
| Sensitive | Air Sensitive, Heat Sensitive |
| Storage Temperature | Store Long-Term at 2-8℃ |
| COA & MSDS | Available |
| Origin of Product | Shanghai, China |
| Product Categories |
Amino Acids and Derivatives |
| Brand | Ruifu Chemical |
| Items | Specifications | Results |
| Appearance | White Crystals or Crystalline Powder | Conforms |
| Assay / Analysis Method | 98.0-101.0% (HPLC) | 99.31% |
| Specific Rotation [α]D20 | +11.0° - +13.0° (C=2 in 6M HCl) | +11.1° |
| Melting Point | 140.0-145.0℃ | 143.2℃ |
| Chloride (Cl) | ≤200ppm | <200ppm |
| Ammonium (NH4) | ≤200ppm | <200ppm |
| Sulfate (SO42-) | ≤200ppm | <200ppm |
| Heavy Metals (Pb) | ≤10ppm | <10ppm |
| Iron (Fe) | ≤30ppm | <30ppm |
| Arsenic (AS2O3) | ≤1ppm | <1ppm |
| Loss on Drying | ≤0.50% | 0.16% |
| Residue on Ignition | ≤0.10% | 0.08% |
| Other Amino Acids | ≤1.00% | <1.00% |
| Infrared Spectrum | Conforms to Structure | Conforms |
| Conclusion | The product has been tested and complies with the given specifications | |
Package: Bottle, Aluminium foil bag, 25kg/cardboard drum, or according to customer's requirement.
Storage Condition: Keep the container tightly closed. Store in a cool, dry (2-8℃) and well-ventilated warehouse away from incompatible substances. Keep away from sunshine; avoid fire and heat sources; avoid moisture.
Shipping: Deliver to worldwide by air, by FedEx / DHL Express. Provide fast and reliable delivery.
How to Purchase? Please contact Dr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
15 Years Experience? We have more than 15 years of experience in the manufacture and export of a wide range of high quality pharmaceutical intermediates or fine chemicals.
Main Markets? Sell to domestic market, North America, Europe, India, Korea, Japanese, Australia, etc.
Advantages? Superior quality, affordable price, professional services and technical support, fast delivery.
Quality Assurance? Strict quality control system. Professional equipment for analysis include NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, K.F, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.
Samples? Most products provide free samples for quality evaluation, shipping cost should be paid by customers.
Factory Audit? Factory audit welcome. Please make an appointment in advance.
MOQ? No MOQ. Small order is acceptable.
Delivery Time? If within stock, three days delivery guaranteed.
Transportation? By Express (FedEx, DHL), by Air, by Sea.
Documents? After sales service: COA, MOA, ROS, MSDS, etc. can be provided.
Custom Synthesis? Can provide custom synthesis services to best fit your research needs.
Payment Terms? Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T (Telex Transfer), PayPal, Western Union, etc.
Safety Description S22 - Do not breathe dust.
S24/25 - Avoid contact with skin and eyes.
WGK Germany 1
RTECS CI9098600
HS Code 2922491990
N-Acetyl-L-Aspartic Acid (Ac-Asp-OH) (CAS: 997-55-7) is a derivative of aspartic acid. It is an amino acid derivative that is involved in various biochemical and physiological processes. Ac-Asp-OH can be used in pharmaceutical development and drug discovery research, peptide synthesis, biochemicals research, food additives, and chemical biology.