Methyl dimethoxyacetate
Structural formula
| Business number | 021J |
|---|---|
| Molecular formula | C5H10O4 |
| Molecular weight | 134.13 |
| label |
Methyl 2,2-dimethoxyacetate, Glyoxylic acid methyl ester dimethyl acetal, (CH3O)2CHCOOCH3 |
Numbering system
CAS number:89-91-8
MDL number:MFCD00008484
EINECS number:201-950-0
RTECS number:None
BRN number:1757582
PubChem number:24857724
Physical property data
1. Properties: Liquid.
2. Density (g/mL, 25/4℃): 1.096
3. Relative vapor density (g/mL, air=1): Undetermined
4. Melting point (ºC): 51.5
5. Boiling point (ºC, normal pressure):
6. Boiling point (ºC, 2399.80Pa): 61℃
7. Refractive index: 1.4050
8. Flash point (ºC): 63
9. Specific rotation (º): Undetermined
10. Autoignition point or ignition temperature (ºC): Undetermined
11. Vapor pressure (kPa, 25ºC): Undetermined
12. Saturated vapor pressure (kPa, 60ºC ): Undetermined
13. Heat of combustion (KJ/mol): Undetermined
14. Critical temperature (ºC): Undetermined
15. Critical Pressure (KPa): Undetermined
16. Log value of oil-water (octanol/water) distribution coefficient: Undetermined
17. Explosion upper limit (%, V/V): Undetermined
18. Lower explosion limit (%, V/V): Undetermined
19. Solubility: at 25°C, 1g product dissolves in 1ml ethanol, 1.5ml ethanol, 0.7ml chloroform, 1.7ml olive oil, about 1000ml water, dissolved in glacial acetic acid and alkali solution.
Toxicological data
None
Ecological data
None
Molecular structure data
1. Molar refractive index: 30.43
2. Molar volume (cm3/mol): 127.6
3. Isotonic specific volume (90.2K ): 292.5
4. Surface tension (dyne/cm): 27.5
5. Polarizability (10-24cm3): 12.06
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): 0
2. Number of hydrogen bond donors: 0
3. Number of hydrogen bond acceptors: 4
4. Number of rotatable chemical bonds: 4
5. InterconversionNumber of conformers: None
6. Topological molecule polar surface area 44.8
7. Number of heavy atoms: 9
8. Surface charge: 0
9. Complexity: 87
10. Number of isotope atoms: 0
11. Determine the number of atomic stereocenters: 0
12. The number of uncertain stereocenters of atoms: 0
13. The number of determined stereocenters of chemical bonds: 0
14. The number of uncertain stereocenters of chemical bonds: 0
15. Number of covalent bond units: 1
Properties and stability
None
Storage method
This product should be sealed and stored in a cool place.
Synthesis method
None
Purpose
Organic Synthesis.
