Methyl L-Pyroglutamate CAS 4931-66-2 Purity ≥98.0% (HPLC)

Short Description:

Chemical Name: Methyl L-Pyroglutamate

Synonyms: H-Pyr-OMe; L-Pyroglutamic Acid Methyl Ester

CAS: 4931-66-2

Purity: ≥98.0% (HPLC)

Appearance: Colorless or Yellowish Oily Liquid

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com

Send email to us

Product Detail

Product Tags

4931-66-2 - Description:

Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of Methyl L-Pyroglutamate (H-Pyr-OMe) (CAS: 4931-66-2) 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 Methyl L-Pyroglutamate or other products, please contact us by e-mail: alvin@ruifuchem.com

4931-66-2 - Chemical Properties:

Chemical Name	Methyl L-Pyroglutamate
Synonyms	H-Pyr-OMe; H-L-Pyr-OMe; L-Pyroglutamic Acid Methyl Ester; Methyl (S)-5-Oxopyrrolidine-2-Carboxylate; (S)-5-Oxopyrrolidine-2-Carboxylic Acid Methyl Ester; (S)-Methyl 5-Oxopyrrolidine-2-Carboxylate; Methyl (S)-(+)-2-Pyrrolidone-5-Carboxylate
Stock Status	In Stock, Commercial Production
CAS Number	4931-66-2
Molecular Formula	C6H9NO3
Molecular Weight	143.14 g/mol
Boiling Point	90℃(0.3mmHg)
Flash Point	>110℃
Density	1.226 g/mL at 25℃
Refractive Index n20/D	1.486
Store Under Inert Gas	Store Under Inert Gas
Sensitive	Air 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

4931-66-2 - Specifications:

Items	Specifications	Results
Appearance	Colorless or Yellowish Oily Liquid	Conforms
Specific Rotation [α]20/D	+10.5°±2.0° (C=1 in EtOH)	+8.6°
Assay / Analysis Method	≥98.0% (HPLC)	98.5%
1H NMR Spectrum	Conforms to Structure	Conforms
Conclusion	The product has been tested and complies with the given specifications

4931-66-2 - Package/Storage/Shipping:

Package: Fluorinated bottle, 25kg/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.

4931-66-2 - 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

4931-66-2 - 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 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.

4931-66-2 - Risk and Safety:

Hazard Symbols Xi - Irritant
Risk Codes 36/37/38 - Irritating to eyes, respiratory system and skin.
Safety Description
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36 - Wear suitable protective clothing.
WGK Germany 3
HS Code 2922491990

4931-66-2 - Application:

Methyl L-Pyroglutamate (H-Pyr-OMe) (CAS: 4931-66-2) has various applications in scientific experiments, such as in the synthesis of new chemical compounds, drug discovery. Methyl L-Pyroglutamate is also used as a building block for the synthesis of various biologically active compounds. Methyl L-Pyroglutamate can be used as a starting material for the synthesis of pharmaceuticals.