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Shanghai Sunwise Chemical Co., Ltd.

D-Pyroglutamic Acid, 4042-36-8, Amino Acid manufacturer / supplier in China, offering D-Pyroglutamic Acid; CAS No. 4042-36-8, Vanadyl Picolinate CAS No. 14049-90-2 Oxobis (picolinato) Vanadium, 2-N-Octyl-4-Isothiazolin-3-One CAS No. 26530-20-1 and so on.

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Supplier Homepage Product Pharmaceutical and Intermediates D-Pyroglutamic Acid; CAS No. 4042-36-8

D-Pyroglutamic Acid; CAS No. 4042-36-8

FOB Price: US $1-100 / kg
Min. Order: 1 kg
Min. Order FOB Price
1 kg US $1-100/ kg
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Production Capacity: 20kg/Month
Transport Package: 25kg/Cartonboard Drum
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: Amino acid
  • Function: Keeping Health and Promoting Growth
  • Name: D-Pyroglutamic Acid
  • Assay: 99.0% to 101.0%
  • Molecular Weight: 129.11
  • Residue on Ignition: Not More Than 0.10%
  • Origin: China
  • Classification: Amino Acid
  • Appearance: Powder
  • CAS: 4042-36-8
  • Molecular Formula: C5h7no3
  • Iron(Fe): Not More Than 10ppm
  • Trademark: SWC
Product Description

Name:D-Pyroglutamic acid
Synonym:(R)-2-Pyrrolidone-5-carboxylic acid

CAS No.:4042-36-8
Content:99%min
Molecular formula:C5H7NO3
Molecular weight:129.11

      D-Pyroglutamic acid is white or off-white crystals or crystalline powder,dissolves in  water,alcohol,acetone,glacial acetic acid,very slightly soluble in acetic ether,practically insoluble in ether.

Specification:


Specific rotation[α]20D

+11°~+11.9°

Transmittance

Not less than 98%

Chloride

Not more than 0.02%

Ammonium

Not more than 0.02%

Sulfate

Not more than 0.02%

Iron

Not more than 10ppm

Heavy metals

Not more than 10ppm

Arsenic

Not more than 1ppm

Loss on drying

Not more than 0.1%

Residue on ignition

Not more than 0.1%

Chemical name

(R)-2-Pyrrolidone-5-carboxylic acid

Molecular formula

C5H7NO3

Molecular weight

129.11

Assay

98.5%~100.1%
Packaging : 25kg/cartonboard drum
Storage : Store in a well-closed container away from moisture   
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