Antioxidant 702

Antioxidant 702 structural formula

Structural formula

Business number 03A7
Molecular formula C29H44O2
Molecular weight 424.73
label

Antioxidant AT-702,

4,4′-Methylenebis(2,6-di-tert-butylphenol),

CH2[C6H2[C(CH3)3]2OH]2,

Antioxidants

Numbering system

CAS number:118-82-1

MDL number:MFCD00008822

EINECS number:204-279-1

RTECS number:SL9650000

BRN number:1916919

PubChem number:24856793

Physical property data

1. Characteristics: White or yellow powder.


2. Density (g/mL,25): Undetermined


3. Relative vapor density (g/mL,Air =1): Undetermined


4. Melting point (ºC):155- 159


5. Boiling point (ºC,Normal pressure): Undetermined


6. Boiling point (ºC,kPa): Undetermined


7. Refractive index: Undetermined


8. Flashpoint (ºC): Undetermined


9. Specific rotation (º): Undetermined


10. Autoignition point or ignition temperature (ºC): Undetermined


11. Vapor pressure (mmHg,25ºC): Undetermined


12. Saturated vapor pressure (kPa, ºC): Undetermined


13. Heat of combustion (KJ/mol): Undetermined


14. Critical temperature (ºC): Undetermined


15. Critical pressure (KPa): Undetermined


16. Oil and water (octanol/Log value of the partition coefficient for water: undetermined


17. Molar refractive index:132.87


2, Moore Volume (m3/mol):432.4


3 Isotonic specific volume (90.2K) :1040.5


4, Surface Tension (dyne/cm):33.5


5 Polarizability (10-24cm3):52.67

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 9.8

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 2

4. Number of rotatable chemical bonds: 6

5. Number of tautomers: 3

6. Topological molecule polar surface area 40.5

7. Number of heavy atoms: 31

8. Surface charge: 0

9. Complexity: 480

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

13. Determine the number of chemical bond stereocenters: 0

14. Number of uncertain chemical bond stereocenters: 0

15. Number of covalent bond units: 1

Properties and stability

Avoid contact with oxides.

Storage method

Save sealed in a cool, dry place. Make sure the workspace has good ventilation. Store away from oxidizing agents.

Synthesis method

None yet

Purpose

Suitable for antioxidant of polyethylene, polypropylene, polystyrene, ABS resin and polyester.

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5 Polarizability (10-24cm3):52.67

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 9.8

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 2

4. Number of rotatable chemical bonds: 6

5. Number of tautomers: 3

6. Topological molecule polar surface area 40.5

7. Number of heavy atoms: 31

8. Surface charge: 0

9. Complexity: 480

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

13. Determine the number of chemical bond stereocenters: 0

14. Number of uncertain chemical bond stereocenters: 0

15. Number of covalent bond units: 1

Properties and stability

Avoid contact with oxides.

Storage method

Save sealed in a cool, dry place. Make sure the workspace has good ventilation. Store away from oxidizing agents.

Synthesis method

None yet

Purpose

Suitable for antioxidant of polyethylene, polypropylene, polystyrene, ABS resin and polyester.

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/18603

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