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Home > Products > Potassium Sorbate > D (+) -Malic Acid CAS No.: 636-61-3

D (+) -Malic Acid CAS No.: 636-61-3

Basic Info

Model No.:  lf002

Product Description

Model NO.: lf002 Appearance: Powder Acid Strength: Strong Acid Quality: Food Grade Element: Monobasic Acid Volatility: Volatile Acid Product Name: D(+)-Malic Acid Transport Package: 200kg/Drum, or 50kg/Drum Origin: Anhui, China Classification: Phosphoric Acid Grade Standard: Agriculture Grade Kind: Inorganic Acid Packaging: Plastic Drum Oxidation: Oxidizing Acid Stability: Labile Acid Trademark: leafchem Specification: ISO9001 HS Code: 3001200020
DESCRIPTION
white crystals or white crystalline powder, soluble in water, alcohol and other organic solvent. Its aqueous solution is acidic.
Chemical Name
R-hydroxy butanedioic acid
Molecular Formula
C4H6O5
Structural Formula
 
Molecular Weight
134.09
SPECIFICATION
(FCCIV,1996)
Assay(as C4H6O5)
99.0%~100.5%
Optical purity

(e.e%,Chiral HPLC)

98.0% Min  
Specific Rotation(c=8.5,H2O)
+1.6~+2.6
Arsenic(As2O3)
2.0mg/kg Max
Heavy Metal(Pb)
20mg/kg Max
Residue On Ignition
0.1% Max
Chloride[Cl-]
0.01% Max
Sulfate 0.04% Max
Fumaric Acid
0.5% Max
Maleic Acid 0.05% Max
MAIN FUNCTION AND PURPOSE
It is an important four-carbon atoms chiral pool. It is mainly used in many fields including chiral pharmaceuticals, chiral additives and chiral auxiliaries. It is used as chiral pool of chiral synthesis in pharmaceutical and food industries. As an optically active organic acid, it is insubstitutable in asymmetry synthesis of some chiral compounds.
PACKING
25kg net weight in cardboard drum or according to customer requirements
STORAGE
Kept airtightly in a light-proof, dry and cool place.
  

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