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D-Galactose

Cas 59-23-4

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D-Galactose Cas 59-23-4

  • Product Name: D-Galactose、D-(+)-Galactose
  • Cas No: 59-23-4
  • Assay: 99%
  • Package: 25kg/bag
  • Storage: In cool and dry place
  • Category: Monosaccharide
  • Type Of Transportation: By Air/ Sea/ Train/ Express
  • Sample: Available
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Chemical Properties Of D-Galactose Cas 59-23-4

D-Galactose is a naturally occurring hexose sugar with molecular formula C6H12O6 and molecular weight 180.16. Possessing an aldehyde group (-CHO) and multiple hydroxyl groups (-OH) in its molecule, it exhibits typical characteristics of aldoses. D-Galactose can undergo reactions such as the silver mirror reaction and glycosylation. It occurs naturally in substances like lactose and pectin.

Product Description Of D-Galactose Cas 59-23-4

Item Specification
Melting point 168–170°C (lit.)
Boiling point 232.96°C (rough estimate)
Specific rotation +79.0 to +81.0° (D/20°C) (c=10, dil. NH₄OH)
Density 1.5 g/cm³
Refractive index 1.573
Flash point 286.7±26.6 °C
Solubility Freely soluble in water, slightly soluble in ethanol, insoluble in nonpolar solvents such as ether and chloroform.
Acidity coefficient (pKa) pK1: 12.35 (25°C)
Optical rotation [α]20/D +80±1°, 24hr, c=5% in H₂O

Product Application Of D-Galactose Cas 59-23-4

  1.  Flavor and Fragrance Industry:
    – Core ingredient for hawthorn floral fragrances; also used in lilac, orchid, sunflower floral notes and non-floral fragrances like cut grass and aldehyde.
    – Used in flavor formulations for vanilla, caramel, chocolate, mint, etc.
    – Added to perfumes, soaps, shampoos, and other personal care products.
  2.  Pharmaceutical intermediates: Used in synthesizing antibiotics, antihistamines, and other pharmaceuticals.
  3.  Industrial and Materials Applications:
    – Serves as a DE additive in cyanide-free zinc plating to enhance anode polarization and achieve bright coatings.
    – Functions as a dye intermediate for synthesizing reactive dyes and direct dyes.
    – Acts as a photosensitizer in dye-sensitized solar cells, offering high photoelectric conversion efficiency.
  4.  Agriculture and Environmental Protection:
    – Preparation of insecticides (e.g., permethrin), fungicides (e.g., methyl p-methoxybenzaldehyde), and herbicides.
    – Development of natural preservatives leveraging its antimicrobial activity to extend food shelf life.
Packaging Method Of D-Galactose Cas 59-23-4
Product packaging bags
Bagged product shipping diagram 1
Cardboard barrel
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Jinan Jinbang Chemical Co., Ltd., strategically located within the New Materials Industrial Park in Tianqiao District, Jinan City, Shandong Province, stands as a prominent chemical innovator since its establishment in 2015. Operating from a modern, expansive 37,500 m² manufacturing facility, we are dedicated to the research & development, production, and global distribution of high-performance chemical solutions.

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