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L-Pyroglutamic Acid Cas:98-79-3

Supplier From China
Jul-18-19

Main products :
1. Pyroglutamic acid , Glutamic acid , Gly-Gly , Pyroglutaminol , Theanine , Tyrosine , Leucine and derivates of them.
2. Chiral amino acids : D-(Histidine, Pyroglutamic acid, Glutamic acid, Theanine , Tyrosine ,Leucine)
3. Racemic amino acids : DL-(Tyrosine , Valine , Leucine , Arginine HCL)
4.Protected amino acids (N-acetyl, BOC, Fmoc, Cbz, Ester ) and other derivatives.
5. Amino composite salt(L-Arg-L-Asp,L-Arg-L-Pyr,L-Lys-L-Glu)
Acetyl-L-Glutamic acid,Acetyl-D-Glutamic acid ,Acetyl-D-Leucine,
GLYCYLGLYCINE
6. Intermediates of Tirzepatide,Semaglutide , Ledipasvir, Larotrectinib, Velpatasvir, Baricitinib,Tipiracil, voxilaprevir, Vildagliptin, , Telegliptin ,Linagliptin, Lacosamide, Heterocyclic group

Price and Minimum Quantity

Price: Negotiable
MOQ: Not Specified

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L-Arginine Specification
Item Specifications (USP) Specifications (AJI)
Description White crystals or crystalline powder White crystals or crystalline powder
Identification Infrared absorption spectrum Infrared absorption spectrum
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State of solution/Transmittance 98.0%
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Loss on drying 0.5% 0.5%
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L-Carnitine Fumarate Specification
Item Specification
Appearance White Crystals or White Crystalline Powder
Specific rotation -16.5~-18.5
Residue on ignition 0.5%
Solubility Clarification
PH 3.0~4.0
Loss on drying 0.5%
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Fumaric Acid 41.5 ±2.0%
Assay 98.0%
Heavy Metals 10ppm
Lead(Pb) 3ppm
Cadmium (Cd) 1ppm
Mercury(Hg) 0.1ppm
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Phosphoric Acid Specification
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L-Arginine Specification
Item Specifications (USP) Specifications (AJI)
Description White crystals or crystalline powder White crystals or crystalline powder
Identification Infrared absorption spectrum Infrared absorption spectrum
Specific rotation[a]D20 +26.3 - +27.7 +26.9 - +27.9
State of solution/Transmittance 98.0%
Chloride (Cl) 0.05% 0.020%
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Loss on drying 0.5% 0.5%
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PH 10.5-12.0
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