d-galactopyranose pentaacetate
1,2,3,4,6-penta-o-acetyl-d-galactopyranose
CAS: 25878-60-8
Molecular Formula: C16H22O11
d-galactopyranose pentaacetate - Names and Identifiers
| Name | 1,2,3,4,6-penta-o-acetyl-d-galactopyranose |
| Synonyms | AC-1 d-galactopyranose pentaacetate A-BETA-D-GALACTOSE PENTAACETATE ALPHA, BETA-D-GALACTOSE PENTAACETATE 1,2,3,4,6-PENTA-O-ACETYL-D-GALACTOPYRANOSE 1,2,3,4,6-penta-o-acetyl-d-galactopyranose ALPHA,BETA-D-GALATOSEPENTAACETATE(HIGHBETA) 1,2,3,4,6-PENTA-O-ACETYL-D-GALACTOPYRANOSIDE ALPHA-BETA-D-GALACTOSE PENTAACETATE (HIGH BETA) |
| CAS | 25878-60-8 |
| InChI | InChI=1/C16H22O11/c1-7(17)22-6-12-13(23-8(2)18)14(24-9(3)19)15(25-10(4)20)16(27-12)26-11(5)21/h12-16H,6H2,1-5H3/t12-,13+,14+,15-,16?/m1/s1 |
d-galactopyranose pentaacetate - Physico-chemical Properties
| Molecular Formula | C16H22O11 |
| Molar Mass | 390.34 |
| Density | 1.30 |
| Melting Point | 113°C |
| Boling Point | 451°C |
| Flash Point | 196°C |
| Vapor Presure | 9.23E-08mmHg at 25°C |
| Storage Condition | 2-8°C |
| Refractive Index | 1.482 |
| Physical and Chemical Properties | Density 1.30 melting point 113°C boiling point 451°C flash point 196°C |
d-galactopyranose pentaacetate - Introduction
1,2,3,4, is an organic compound that is obtained by acylation of glucose molecules with acetic anhydride. Its chemical formula is C20H26O12. The following is a description of the properties, uses, preparation and safety information of the compound:
Nature:
- 1,2, 4, 4 is a colorless or white crystalline solid with a sweet taste.
-Its melting point is about 120-125 ℃.
-It is insoluble in water, but can be dissolved in some organic solvents, such as ethanol and dichloromethane.
Use:
- 1,2, 4, 4 can be used as chemical reagents.
-Because of its sweetness, it is sometimes used as a food additive to bring sweetness to food.
Method: The preparation of
- 1,2, 4, 4 is usually obtained by acylation of acetic anhydride with glucose as the starting material.
-In the reaction, Glucose reacts with acetic anhydride under acidic conditions to form 1,2,3,4, and.
Safety Information:
- 1,2,3,4, toxicity is low, it is generally considered that there is no obvious harm to the human body.
-However, it is still necessary to pay attention to safety measures, such as wearing laboratory protection equipment, avoid contact with skin or eyes.
-When storing and handling, it needs to be placed in a closed container, away from fire sources and oxidants.
Nature:
- 1,2, 4, 4 is a colorless or white crystalline solid with a sweet taste.
-Its melting point is about 120-125 ℃.
-It is insoluble in water, but can be dissolved in some organic solvents, such as ethanol and dichloromethane.
Use:
- 1,2, 4, 4 can be used as chemical reagents.
-Because of its sweetness, it is sometimes used as a food additive to bring sweetness to food.
Method: The preparation of
- 1,2, 4, 4 is usually obtained by acylation of acetic anhydride with glucose as the starting material.
-In the reaction, Glucose reacts with acetic anhydride under acidic conditions to form 1,2,3,4, and.
Safety Information:
- 1,2,3,4, toxicity is low, it is generally considered that there is no obvious harm to the human body.
-However, it is still necessary to pay attention to safety measures, such as wearing laboratory protection equipment, avoid contact with skin or eyes.
-When storing and handling, it needs to be placed in a closed container, away from fire sources and oxidants.
Last Update：2024-04-09 20:45:29
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