N-Acetyl-L-Aspartic Acid Ac-Asp-OH CAS 997-55-7 Assay 98.0-101.0% (HPLC)

Short Description:

Chemical Name: N-Acetyl-L-Aspartic Acid

Synonyms: Ac-Asp-OH

CAS: 997-55-7

Assay: 98.0-101.0% (HPLC)

Appearance: White Crystals or Crystalline Powder

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com


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997-55-7 - Description:

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

997-55-7 - Chemical Properties:

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

997-55-7 - Specifications:

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

997-55-7 - Package/Storage/Shipping:

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. 

997-55-7 - Advantages:

Sufficient Capacity: Sufficient facilities and technicians

Professional Service: One stop purchasing service

OEM Package: Custom package and label available

Fast Delivery: If within stock, three days delivery guaranteed

Stable Supply: Maintain reasonable stock    

Technical Support: Technology solution available

Custom Synthesis Service: Ranged from grams to kilos

High Quality: Established a complete quality assurance system

997-55-7 - FAQ:

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 AssuranceStrict 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.

SamplesMost products provide free samples for quality evaluation, shipping cost should be paid by customers.

Factory AuditFactory audit welcome. Please make an appointment in advance.

MOQ? No MOQ. Small order is acceptable.

Delivery Time? If within stock, three days delivery guaranteed.

TransportationBy Express (FedEx, DHL), by Air, by Sea.

Documents? After sales service: COA, MOA, ROS, MSDS, etc. can be provided.

Custom SynthesisCan provide custom synthesis services to best fit your research needs.

Payment TermsProforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T (Telex Transfer), PayPal, Western Union, etc. 

997-55-7 - Risk and Safety:

Safety Description S22 - Do not breathe dust.
S24/25 - Avoid contact with skin and eyes.
WGK Germany 1
RTECS CI9098600
HS Code 2922491990

997-55-7 - Application:

N-Acetyl-L-Aspartic Acid (Ac-Asp-OH) (CAS: 997-55-7) is an amino acid derivative, it can be obtained by acetylation of L-aspartic acid. Ac-Asp-OH can be used in pharmaceutical development and drug discovery research, peptide synthesis, biochemicals research, food additives, and chemical biology.

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