D-arabinose / d-gum aldose/ d-pentose / d-resin aldose /d- (?)- Arabinose

English Name: d- (−) -arabinose; D-(-)pectinose； D-(-)-pectinsugar

Other names: d-gum aldose; D-arabinose; D-pentose; D-resin aldose

CAS No.: 10323-20-3 or 28697-53-2

C5H10O5=150.13

Grade: br

Content: ≥ 98.0%

Specific rotation: +103.5 ~ +104.5 º

Melting point: 153 ~ 160 ℃

Physicochemical properties: white crystal. The melting point is 159-160 ℃, the relative density is 1.585 (20/4 ℃), and the refractive index is 1.585. Soluble in water and glycerol, slightly soluble in alcohol, insoluble in ether, methanol and acetone. Odorless

Purpose: biochemical research. It is a biochemical synthetic product. Medium raw materials. D (-) arabinose is a reducing sugar, which is a pentose analog of D-ribose. It is a component of arabinogalactans in the cell wall of Mycobacterium and a substrate for the synthesis of d-erythroascorbic acid in yeast

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