Polyether_Polyether Polyol Knowledge 4-Imidazoleacrylic acid 4-Imidazoleacrylic acid

4-Imidazoleacrylic acid 4-Imidazoleacrylic acid

4-imidazole acrylic acid structural formula

Structural formula

Business number 02R5
Molecular formula C6H6N2O2
Molecular weight 138.12
label

3-(4-imidazolyl)acrylic acid,

urocanic acid,

3-(4-Imidazolyl)acrylic acid,

Urocanic acid

Numbering system

CAS number:104-98-3

MDL number:MFCD00005203

EINECS number:203-258-4

RTECS number:NI3425200

BRN number:None

PubChem ID:None

Physical property data

1. Properties: Colorless needle-like or prismatic crystals.

2. Density (g/mL, 25℃): Undetermined

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

4. Melting point (ºC): 231 (anhydrous), 225 (hydrated)

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

6. Boiling point (ºC, mmHg): Not determined

7. Refractive index: Not determined

8. Flash point (ºC): Not determined

9. Specific rotation Degree (º): Undetermined

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

11. Vapor pressure (mmHg, 20ºC): 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. Log value of oil-water (octanol/water) partition coefficient: Undetermined

17. Explosion upper limit (%, V/V): Undetermined

18. Explosion lower limit (%, V/V): Undetermined

19. Solubility: Dissolved in Hot water and hot acetone are insoluble in ethanol and ether.

Toxicological data

1. Acute toxicity: intravenous injection of mice LD50: 100mg/kg; 2. Mutagenicity: DNA inhibition test: human cells, 1mmol/L;

Ecological data

None

Molecular structure data

1. Molar refractive index: 36.23

2. Molar volume (cm3/mol): 96.5

3. Isotonic specific volume (90.2K ): 285.7

4. Surface tension (dyne/cm): 76.6

5. Dielectric constant:

6. Dipole moment (10-24cm3):

7. Polarizability: 14.36

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 0

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 3

4. Number of rotatable chemical bonds: 2

5. Number of tautomers: 4

6. Topological molecule polar surface area 66

7. Number of heavy atoms: 10

8. SurfaceCharge: 0

9. Complexity: 156

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

13. Determined number of chemical bond stereocenters: 1

14. Uncertain number of chemical bond stereocenters: 0

15. Number of covalent bond units: 1

Properties and stability

None

Storage method

None

Synthesis method

None

Purpose

None

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/15628

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