Chemical Properties:
Package: Fluorinated Bottle, Aluminium foil bag, 25kg/Cardboard Drum, or according to customer's requirement. Storage Condition: Store in sealed containers at cool, dry (≤25℃) and ventilated warehouse away from incompatible substances. Protect from light and moisture.Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of Boc-Asp(OBzl)-OH (CAS: 7536-58-5) with high quality. Ruifu Chemical supplys a series of amino acids and derivatives. We can provide worldwide delivery, small and bulk quantities available. Purchase Boc-Asp(OBzl)-OH, Please contact: alvin@ruifuchem.comSafety Statements | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. | ||
WGK Germany | 3 | HS Code | 2922491990 |
TSCA | Yes | Hazard Class | Irritant |
Description:
Safety Information:
Package & Storage:
Chemical Name | Boc-Asp(OBzl)-OH |
Synonyms | Boc-L-Asp(OBzl)-OH; 4-Benzyl N-Boc-L-Aspartate; N-Boc-L-Aspartic Acid 4-Benzyl Ester; Boc-L-Aspartic Acid β-Benzyl Ester; 4-Benzyl N-(tert-Butoxycarbonyl)-L-Aspartate; N-(tert-Butoxycarbonyl)-L-Aspartic Acid 4-Benzyl Ester; N-tert-Butoxycarbonyl-L-Aspartic Acid β-Benzyl Ester |
Stock Status | In Stock, Production Capacity 30 Tons per Month |
CAS Number | 7536-58-5 |
Molecular Formula | C16H21NO6 |
Molecular Weight | 323.35 g/mol |
Melting Point | 98.0~102.0℃ |
Solubility in N,N-DMF | Almost Transparency |
Storage Temp. | Cool & Dry Place (≤25℃) |
COA & MSDS | Available |
Category | Boc-Amino Acids |
Brand | Ruifu Chemical |
Advantages:
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.FAQ:
Stable Supply: Maintain reasonable stock
Professional Service: One stop purchasing service
Technical Support: Technology solution available
Custom Synthesis Service: Ranged from grams to kilos
Fast Delivery: If within stock, three days delivery guaranteed
High Quality: Established a complete quality assurance system
Sufficient Capacity: Sufficient facilities and technicians
OEM Package: Custom package and label available
Specifications:
Items | Inspection Standards | Results |
Appearance | White to Off-White Powder | White Powder |
Melting Point | 98.0~102.0℃ | 101.5~101.8℃ |
Specific Rotation [α]20/D | -18.5° to -21.0° (C=2 in DMF) | -19.2° |
Loss on Drying | <0.50% | 0.20% |
Residue on Ignition | <0.20% | 0.09% |
Purity / Analysis Method | >99.0% (HPLC) | 99.7% |
H-Asp(OBzl)-OH | <0.25% | Conforms |
Chiral Purity | <0.50% D-Enantiomer | Conforms |
300 MHz NMR Spectrum 1H | Consistent | Consistent |
Mass Spectrum | In Accordance With the Standard | Conforms |
IR Spectrum | In Accordance With the Standard | Conforms |
Heavy Metals | <10ppm | <10ppm |
Conclusion | This Product by Inspection Accords with the Enterprise Standard | |
Main Uses | Boc-Amino Acids; Peptide Synthesis; Pharmaceutical Intermediates |
Application:
Boc-Asp(OBzl)-OH (CAS: 7536-58-5), amino acids and derivatives, peptide synthesis, organic synthesis intermediate, pharmaceutical intermediates, biochemical reagents.Test Method:
1. Description: White or off-white powder (View by eye) 2. Loss on drying: nmt 0.5% (40℃, 6~8h) 3. Melting point: 98.0~102.0℃ (According to Method III of CP2005 Excursus VI C) . 4. Specific Rotation: -18.5° to -21.0° (C=2, in DMF) 5. Residue on Ignition: nmt 0.20% (According to General Method of GB9741-88) 6. Heavy Metals: nmt 10ppm (According to Method III of Heavy Metals, CP2005 Excursus 8H) . 7. Chromatographic purity (HPLC): nlt 99.00% Column: Sinochrom ODS-BP 5um Wavelength: 220nm Mobile phase: Solvent A: 0.1%TFA In ACN Solvent B: 0.1%TFA In H2O Gradient: A B 0.01min 50% 50% 20.00min 100% 0% 25.00min STOP Flow rate: 1.0ml/min Sample Description: 5mg/10ml ACN Volume: 10μL