D-(+)-Cellobiose

Synonym(s):β-D-Glc-(1→4)-D-Glc;4-O-β-D-Glucopyranosyl-D-glucose;D(+)Cellobiose - CAS 528-50-7 - Calbiochem;Glcβ1,4Glc, 4-O-β-D-Glucopyranosyl-D-glucose

CAS NO.：528-50-7
Empirical Formula: C12H22O11
Molecular Weight: 342.3
MDL number: MFCD00065388
EINECS: 208-436-5
SAFETY DATA SHEET (SDS)
Update Date: 2024-11-05 19:05:58

What is D-(+)-Cellobiose?

Chemical properties

Crystalline

The Uses of D-(+)-Cellobiose

D-(+)-Cellobiose is used to differentiate bacteria based on carbohydrate fermentation abilities. It is a β-glucosidase substrate. Also used as as a chemical raw material and for foods, as a low-sweetness sugar.

The Uses of D-(+)-Cellobiose

Bacteriology.

What are the applications of Application

D-Cellobiose is a substrate of β-glucosidase

Definition

The product of the partial hydrolysis of cellulose, composed of two d-glucose molecules.

General Description

Cellobiose is a disaccharide, commonly classified as a reducing sugar. It is mostly produced as an intermediate in the hydrolysis of the polysaccharide cellulose.

Flammability and Explosibility

Not classified

Properties of D-(+)-Cellobiose

Melting point:	239 °C (dec.)(lit.)
Boiling point:	397.76°C (rough estimate)
alpha	34 º (c=1, H2O,15 hrs.)
Density	1.4149 (rough estimate)
vapor pressure	0Pa at 20℃
refractive index	34 ° (C=8, H2O)
storage temp.	Inert atmosphere,Room Temperature
solubility	Aqueous Acid (Slightly), Methanol (Slightly, Heated), Water (Slightly)
form	Fine Crystalline Powder
pka	12.39±0.20(Predicted)
color	White
Odor	Odorless
optical activity	[α]20/D +34±1°, 15 hr, c = 10% in H2O
Water Solubility	Soluble in water (1 g/8ml). Insoluble in ether and ethanol.
Merck	14,1961
BRN	93795
Stability:	Stable. Combustible. Incompatible with strong oxidizing agents.
CAS DataBase Reference	528-50-7(CAS DataBase Reference)
NIST Chemistry Reference	Cellobiose(528-50-7)
EPA Substance Registry System	Cellobiose (528-50-7)

Safety information for D-(+)-Cellobiose

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation
Precautionary Statement Codes	P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P332+P313:IF SKIN irritation occurs: Get medical advice/attention. P337+P313:IF eye irritation persists: Get medical advice/attention.