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Merck
CN

O9140

Oligo-HA4

low endotoxin

别名:

Oligohyaluronan, Oligohyaluronic acid

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关于此项目

经验公式(希尔记法):
C28H44N2O23
分子量:
776.65
UNSPSC Code:
12352201
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form

powder

quality

low endotoxin

impurities

≤0.1 EU/mg endotoxin

storage temp.

−20°C

General description

The Oligo-HA products are small-molecular weight hyaluronic acid prepared with streptococcal or recombinant bacterial HA via testicular HAase digestion and purified by gel filtration. The hyaluronan disaccharide subunit is glucuronic acid-β-D-(1→3)-N-acetyl-D-glucosamine-β-D-(1→4) (GlcAβ3GlcNAcβ4), and each Oligo-HA is an defined oligomer of the subunit.

Application

Oligo-HA4 has been used in a study to assess microbial production and applications of chiral hydroxyalkanoates. It has also been used in a study to investigate in situ preparation and continuous fiber spinning of poly(p-phenylene benzobisoxazole) composites.

Analysis Note

May contain trace amounts of other oligomers. Sold on the basis of carbohydrate as determined by carbazole assay.

Other Notes

Oligo-HA4 is a monodisperse tetrasaccharide comprised of two hyaluronan disaccharide subunits (Nonreducing-GlcAβ3GlcNAcβ4GlcAβ3GlcNAcβ4-reducing end).
To gain a comprehensive understanding of our extensive range of Oligosaccharides for your research, we encourage you to visit our Carbohydrates Category page.


存储类别

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable



历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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In situ preparation and continuous fiber spinning of poly(p-phenylene benzobisoxazole) composites with oligo-hydroxyamide-functionalized multi-walled carbon nanotubes
Chengjun, Z., et al.
Polymer, 49, 2520-2530 (2008)
Guo-Qiang Chen et al.
Applied microbiology and biotechnology, 67(5), 592-599 (2005-02-09)
Polyhydroxyalkanoates (PHA) are a family of polyesters consisting of over 150 chiral hydroxyalkanoic acids (HA). This paper reviews the physiological functions of (R)-3-hydroxybutyric acid (3HB) and (R)-4-hydroxybutyric acid and summarizes the technologies developed to produce various HA [3HB, (R)-3-hydroxyoctanoic acid



全球贸易项目编号

货号GTIN
O9140-5MG04061834248811