Methyl dimethoxyacetate

Structural formula of 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.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/28799

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