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Home > Products >  DL-Pyroglutamic acid

DL-Pyroglutamic acid CAS NO.149-87-1

  • Min.Order: 1 Gram
  • Payment Terms: T/T
  • Product Details

Keywords

  • Pyroglutamic acid
  • pyroglutamic
  • DL-Pyr

Quick Details

  • ProName: DL-Pyroglutamic acid
  • CasNo: 149-87-1
  • Molecular Formula: C5H7NO3
  • Appearance: White crystalline powder
  • Application: pharmaceutical intermediates,biochemic...
  • DeliveryTime: Immediately
  • PackAge: Standard Packing: 25kg/drum
  • Port: Chinese Main ports
  • ProductionCapacity: 20 Metric Ton/Month
  • Purity: 99.0%
  • Storage: Store in dry, dark, ventilated place.
  • Transportation: airfreight or vessel
  • LimitNum: 1 Gram
  • Grade: Industrial Grade,Pharma Grade

Superiority

Sichuan Tongsheng is the most strongest manufacturer and exporter of amino acids and their derivatives in China, we have the best quality and price. Guarantee high quality, competive price and reliable service.

We fully compliance with ISO9001:2008, production and quality management following GMP standards, production plant constructed in accordance with GMP standards. Quality control conforms to the standards of pharmaceutical-food CP grade and Japan Ajinomoto AJI, American USP and Reagent grade BR.

Details

Product Name: DL-Pyroglutamic acid                                

CAS#: 149-87-1

Synonyms: DL-2-Pyrrolidone-5-carboxylic acid        

Molecular Formula: C5H7NO3

Molecular Weight: 129.0

Specification: (Corporation Standard )

Items

Standard

Analysis data

Appearance

White crystalline powder

Conforms

Melting Point(ºC)

180.0 to 182.0ºC

181℃

Transmittance

Not less than 98.0%

98.5%

Chloride(C1)

Not more than0.02%

0.008%

Ammonium(NH4)

Not more than0.02%

Conforms

Sulfate(SO4)

Not more than 0.02%

0.005%

Heavy metals(Pb)

Not more than 10ppm

Conforms

Iron(Fe)

Not more than 10ppm

Conforms

Arsenic(As2O3)

Not more than 1ppm

Conforms

Loss on drying

Not more than 0.50%

0.15%

Residue on ignition

Not more than 0.1%

0.07%

Assay

98.0-101.0%

99.0%

Application:
Used as pharmaceutical intermediates, biochemical reagents and raw materials for cosmetics.

 

Laboratory Picture:

  

   


 

 

 

 

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