H-D-Asp(OBzl)-OBzl·TosOH CAS 4079-64-5 Assay ≥98.0% (HPLC)
Shanghai Ruifu Chemical is the leading manufacturer of D-Aspartic Acid Dibenzyl Ester p-Toluenesulfonate (H-D-Asp(OBzl)-OBzl·TosOH) (CAS: 4079-64-5) with high quality. Ruifu Chemical has been supplying amino acids and derivatives more than 15 years. Ruifu Chemical can provide competitive price and excellent service.
Purchase H-D-Asp(OBzl)-OBzl·TosOH or other products, please contact us by e-mail: alvin@ruifuchem.com
Chemical Name | D-Aspartic Acid Dibenzyl Ester p-Toluenesulfonate |
Synonyms | H-D-Asp(OBzl)-OBzl·TosOH; D-Aspartic Acid Dibenzyl Ester p-Toluenesulfonate; D-Aspartic Acid Dibenzyl Ester 4-Toluenesulfonate; D-Aspartic Acid (OBzl)-OBzl p-Tosylate; D-Aspartic Acid Dibenzylester Tosylate Salt; Dibenzyl D-Aspartate p-Toluenesulfonate; Dibenzoyl D-Aspartate p-Toluenesulphonate |
CAS Number | 4079-64-5 |
Molecular Formula | C18H19NO4.C7H8O3S |
Molecular Weight | 485.55 g/mol |
Melting Point | 150.0-160.0℃ |
Solubility | Soluble in Chloroform |
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 to Off-White Powder | White Powder |
Specific Rotation [α]20/D | -8.0°±2.0° (C=2, Chloroform) | -8.1° |
Melting Point | 150.0-160.0℃ | 155.0-158.0℃ |
Clarity of Solution | 0.3 gram in 2ml MeOH Clear Solution | Conforms |
Water by Karl Fischer | ≤1.00% | 0.21% |
Assay / Analysis Method | ≥98.0% (HPLC) | 99.15% |
MS Spectrum | Conforms to Structure | Conforms |
NMR Spectrum | Conforms to Structure | Conforms |
Conclusion | The product has been tested and complies with the given specifications |
Package: Fluorinated 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.
D-Aspartic Acid Dibenzyl Ester p-Toluenesulfonate (synonyms: H-D-Asp(OBzl)-OBzl·TosOH) (CAS: 4079-64-5) has been used as a chiral building block in the synthesis of various organic compounds, including amino acids, peptides, pharmaceutical development and drug discovery, and other biologically active molecules.
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