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: 2024-11-20 11:41:24
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. |
Computed Descriptors for D-(+)-Cellobiose
| InChIKey | GUBGYTABKSRVRQ-CUHNMECISA-N |
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