Boc-Pyr-OEt CAS 144978-12-1 N-Boc-L-Pyroglutamic Acid Ethyl Ester Assay ≥98.0% (HPLC)

Short Description:

N-Boc-L-Pyroglutamic Acid Ethyl Ester

Synonyms: Boc-Pyr-OEt 

CAS: 144978-12-1

Assay: ≥98.0% (HPLC)

Appearance: White to Off-White Crystalline Powder

Unnatural Amino Acid Derivatives, High Quality

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com


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144978-12-1 - Description:

Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of N-Boc-L-Pyroglutamic Acid Ethyl Ester (Boc-Pyr-OEt) (CAS: 144978-12-1) 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 Boc-Pyr-OEt or other products, please contact us by e-mail: alvin@ruifuchem.com

144978-12-1 - Chemical Properties:

Chemical Name N-Boc-L-Pyroglutamic Acid Ethyl Ester
Synonyms Boc-Pyr-OEt; Boc-L-Pyr-OEt; Boc-L-Pyroglutamic Acid Ethyl Ester; 1-Boc-L-Pyroglutamic Acid Ethyl Ester; N-(tert-Butoxycarbonyl)-L-Pyroglutamic Acid Ethyl Ester; Ethyl N-Boc-L-Pyroglutamate; Ethyl N-(tert-Butoxycarbonyl)-L-Pyroglutamate; Ethyl (S)-1-Boc-5-Oxopyrrolidine-2-Carboxylate; (S)-1-Boc-5-Oxopyrrolidine-2-Carboxylic Acid Ethyl Ester; (S)-Ethyl-N-Boc-Pyroglutamate
Stock Status In Stock, Commercial Production  
CAS Number 144978-12-1
Molecular Formula C12H19NO5
Molecular Weight 257.29 g/mol
Melting Point 52.0 to 56.0℃ 
Density 1.182±0.06 g/cm3 
Solubility  Soluble in Methanol
Storage Temperature Store Long-Term at 2-8℃
COA & MSDS Available
Origin of Product    Shanghai, China
Product Categories
Unnatural Amino Acid Derivatives 
Brand Ruifu Chemical

144978-12-1 - Specifications:

Items Specifications  Results
Appearance White to Off-White Crystalline Powder White Crystalline Powder    
Specific Rotation [α]20/D  -41.0°±2.0° (C=2 in CH3CH2OH) -39.3°
Water by Karl Fischer  ≤0.50% 0.14%
Assay / Analysis Method ≥98.0% (HPLC)  99.8%
1H NMR Spectrum Consistent with Structure    Conforms   
LCMS Consistent with Structure  Conforms   
Conclusion The product has been tested and complies with the given specifications

144978-12-1 - 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. 

144978-12-1 - 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

144978-12-1 - 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. 

144978-12-1 - Safety Information:

HS Code   2922491990                                                   

144978-12-1 - Scientific Research Applications:

N-Boc-L-Pyroglutamic Acid Ethyl Ester (Boc-Pyr-OEt) (CAS: 144978-12-1) has potential implications in a range of fields including peptide synthesis, pharmaceutical development and drug discovery research.
Boc-Pyr-OEt is used as a protecting group in the synthesis of peptides and other bioactive compounds.
Boc-Pyr-OEt is also used for the synthesis of other amino acid derivatives. 

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