Polyether_Polyether Polyol Knowledge Dimethyl methacrylate

Dimethyl methacrylate

Structural formula of dimethyl methylmaleate

Structural formula

Business number 06J4
Molecular formula C7H10O4
Molecular weight 158.15
label

dimethyl citraconic acid

Numbering system

CAS number:617-54-9

MDL number:None

EINECS number:None

RTECS number:GE6700000

BRN number:None

PubChem ID:None

Physical property data

1. Physical property data

1. Boiling point (ºC, normal pressure): 210 ºC

2. Density: 1.11 g/mL at 25 °C (lit.)

3. Relative density (20℃, 4℃): 1.1153

4. Relative density (25℃, 4℃): 1.105630

5. Refractive index at room temperature (n20): 1.4473

Toxicological data

None yet

Ecological data

3. Ecological data:

1. Other harmful effects: This substance may be harmful to the environment, and special attention should be paid to water bodies.

Molecular structure data

5. Molecular property data:

1. Molar refractive index: 37.92

2. Molar volume (cm3/mol): 144.4

3. Isotonic specific volume (90.2K): 343.5

4. Surface tension (dyne/cm): 31.9

5. Polarizability (10-24cm3): 15.03

Compute chemical data

IV. Calculated chemical data:

1. Hydrophobic parameter calculation reference value (XlogP): 0.6

2. Number of hydrogen bond donors: 0

3. Number of hydrogen bond acceptors: 4

4. Number of rotatable chemical bonds: 4

5. Topological molecular polar surface area (TPSA): 52.6

6. Number of heavy atoms: 11

7. Surface charge: 0

8. Complexity: 193

9. Number of isotope atoms: 0

10. Determine the number of atomic stereocenters: 0

11. Uncertain number of atomic stereocenters: 0

12. Determine the number of chemical bond stereocenters: 1

13. Number of uncertain stereocenters of chemical bonds: 0

14. Number of covalent bond units: 1

Properties and stability

Properties and stability:

The product may not decompose under normal temperature and pressure.

Storage method

Storage:

Seal the container and store it in a sealed main container in a cool, dry place.

Synthesis method

None yet

Purpose

None yet

Resource:allhdi.com

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.polyether-factory.com/archives/21423

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