D8821

Dextran from Leuconostoc mesenteroides

average mol wt 60,000-76,000

Manufacturer: Sigma Aldrich

CAS Number: 9004-54-0

Select a Size

Pack Size SKU Availability Price
10 G D8821-10-G In Stock ₹ 14,029.20
50 G D8821-50-G In Stock ₹ 31,652.30
100 G D8821-100-G In Stock ₹ 43,115.98
500 G D8821-500-G In Stock ₹ 1,19,562.13

D8821 - 10 G

₹ 14,029.20

In Stock

Quantity

1

Base Price: ₹ 14,029.20

GST (18%): ₹ 2,525.256

Total Price: ₹ 16,554.456

biological source

bacterial (Leuconostoc mesenteroides)

Quality Level

200

form

powder

optical activity

[α]20/D 190 to 201 °, c = 2% (w/v) in water

mol wt

average mol wt 60,000-76,000

color

white to off-white

mp

483  °C ((901 °F ))

solubility

water: 100 mg/mL at 25 °C, colorless to faintly yellow

storage temp.

2-8°C

InChI

1S/C18H32O16/c19-1-5(21)9(23)10(24)6(22)3-31-17-16(30)14(28)12(26)8(34-17)4-32-18-15(29)13(27)11(25)7(2-20)33-18/h1,5-18,20-30H,2-4H2

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Description

  • General description: Dextran is an extracellular bacterial polymer of D-glucopyranose. It consists of α-(1→6) linkage in the main chain with a variable amount of α-(1→2), α-(1→3), α-(1→4) branched linkages. Dextran from L. mesenteroides B512F comprises 95% of α- (1→6) linkages and 5% of α-(1→3) branch linkages. Insoluble dextran from L. mesenteroides 1299 contains 63% α-(1→6), 27% of α-(1→2) and 8% of α-(1→3) linkages.
  • Application: Dextran from Leuconostoc mesenteroides has been used: in resuspension of pellets and in Hanks′ balanced salt solution (HBSS) for the isolation of vascular nuclei from frozen post-mortem brain tissueto prepare dextran solution in phosphate buffer saline and to maintain corneal hydration and restore corneal thickness to physiological levels of human eyesas a polymer solution in the in situ aqueous two-phase systems (ATPS) formation with lysozyme PEGylation reaction
  • Biochem/physiol Actions: Dextran is commercially available as a drug, especially as a blood plasma volume expander. This bacterial polysaccharide has several applications, such as adjuvant, emulsifier, carrier, and stabilizer in the food, pharmaceutical, and chemical industries. Dextran is used in the thickening of jam and ice cream in the food industry. It prevents sugar crystallization and retains moisture. This helps in preserving the flavor and appearance of several food items.
  • Other Notes: To gain a comprehensive understanding of our extensive range of Dextrans for your research, we encourage you to visit our Carbohydrates Category page.

SAFETY INFORMATION

WGK

WGK 2