5-phenylhydantoin

5-Phenylhydantoin Structural Formula

Structural formula

Business number 020H
Molecular formula C9H8N2O2
Molecular weight 176.17
label

5-phenylhydantoin

Numbering system

CAS number:89-24-7

MDL number:MFCD00037881

EINECS number:201-890-5

RTECS number:None

BRN number:None

PubChem ID:None

Physical property data

1. Properties: white crystal or powder.

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

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

4. Melting point (ºC): 127

5. Boiling point (ºC, normal pressure): 287

6. Boiling point (ºC, 5.2kPa): Undetermined

7. Refractive index: Undetermined

8. Flash point (ºC): Undetermined

9. Specific rotation (º): Undetermined

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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) partition coefficient: Undetermined

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

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

19. Solubility: Soluble in hot water, slightly soluble in ethanol and benzene , insoluble in ether, petroleum ether and cold water.

Toxicological data

None

Ecological data

None

Molecular structure data

1. Molar refractive index: 45.23

2. Molar volume (cm3/mol): 137.9

3. Isotonic specific volume (90.2K ): 359.1

4. Surface tension (dyne/cm): 45.9

5. Polarizability (10-24cm3): 17.93

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: 2

4. Number of rotatable chemical bonds: 1

5. Number of tautomers: 8

6. Topological molecule polar surface area 58.2

7. Number of heavy atoms: 13

8. Surface charge: 0

9. Complexity: 234

10. Number of isotope atoms: 0

11. Determining the atomic configurationNumber of stereocenters: 0

12. Uncertain number of stereocenters of atoms: 1

13. Determined number of stereocenters of chemical bonds: 0

14. Uncertain Number of 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, dry place away from light.

Synthesis method

None

Purpose

Microanalytical determination of cyanide. Drug and dye intermediates. Determination of vitamin B12. Testing of cobalt, copper, iron, nickel and silver.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/28662

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