1,4-D-xylobiose, with the CAS number 6860-47-5, is a fine chemical that is also known as xylobiose. It is a disaccharide consisting of two xylose units connected by a β-1,4 glycosidic bond. This compound is of significant interest in various fields, including pharmaceuticals, food additives, and as a substrate in biochemical research.

Chemical Properties:

• Molecular Formula: C10H18O9
• Molecular Weight: 282.24 g/mol
• Boiling Point: 604.0±55.0 °C (Predicted)
• Solubility: Sparingly soluble in water (250 mg/mL with the need for ultrasonication)
• Appearance: White powder

Biological Significance: Xylobiose is a natural substrate for enzymes like β-xylosidases, which are involved in the degradation of xylan, a major component of hemicellulose found in plant cell walls. It is also used as a selective substrate for the study of enzymatic activities related to xylan metabolism.

Applications:

1. Food Industry:   It can be used as a prebiotic, promoting the growth of beneficial bacteria in the gut.
2. Pharmaceuticals:   It may have potential therapeutic applications, particularly in the development of drugs targeting the gastrointestinal tract.
3. Research:   As a substrate for enzyme assays and in the study of carbohydrate metabolism.

Safety Information:

• It is considered toxic and can be harmful if inhaled or absorbed through the skin.
• It is also irritating to the skin and eyes.

For more detailed information, including physical properties, chemical reactivity, and specific applications, one would typically refer to specialized chemical databases or scientific literature. The compound's CAS number can be used to look up detailed information in databases such as the NIST Chemistry WebBook or other chemical registry databases.