Epoxy curing agent Knowledge m-Tolylurea m-Tolylurea

m-Tolylurea m-Tolylurea

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m-Tolurea Structural Formula

Structural formula

Business number 01D2
Molecular formula C8H10N2O
Molecular weight 150.18
label

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Numbering system

CAS number:63-99-0

MDL number:None

EINECS number:200-571-8

RTECS number:YU4025000

BRN number:2639488

PubChem ID:None

Physical property data

1. Character: Uncertain


2. Density (g/mL,25/4): Unsure


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


4. Melting point (ºC):138 -143


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


6. Boiling point (ºC, 5.2kPa): Unsure


7. Refractive index:Not sure


8. Flash point (ºC): Unsure


9. Specific optical rotation (º): Unsure


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


11. Vapor pressure (kPa,25ºC): Unsure


12. Saturated vapor pressure (kPa,60ºC%,V/V): Unsure


18. Lower explosion limit (%,V/V): Unsure


19. Solubility:Not sure

Toxicological data

Acute toxicity: Rat oral LD50: 1330 mg/kg; Rat intraperitonealLD50: 410 mg/kg; Mouse Oral Meridian LD50: 665 mg/kg; mouse abdominal cavity LD50: 538 mg /kg;

Ecological data

None yet

Molecular structure data

5. Molecular property data:


1. Molar refractive index: 44.25


2. Molar volume (m3/mol):125.9


3. isotonic specific volume (90.2K):337.9


4. Surface Tension (dyne/cm):51.7


5. Polarizability10-24cm3):17.54

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 1

4. Number of rotatable chemical bonds: 1

5. Number of tautomers: 3

6. Topological molecule polar surface area 55.1

7. Number of heavy atoms: 11

8. Surface charge: 0

9. Complexity: 147

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

None yet

Storage method

None yet

Synthesis method

None yet

Purpose

None yet

mso-hansi-font-family: Arial; mso-bidi-font-family: Arial”>): 125.9


3. isotonic specific volume (90.2K):337.9


4. Surface Tension (dyne/cm):51.7


5. Polarizability10-24cm3):17.54

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 1

4. Number of rotatable chemical bonds: 1

5. Number of tautomers: 3

6. Topological molecule polar surface area 55.1

7. Number of heavy atoms: 11

8. Surface charge: 0

9. Complexity: 147

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

None yet

Storage method

None yet

Synthesis method

None yet

Purpose

None yet

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