2,5-diiodothiophene

2,5-diiodothiophene structural formula

Structural formula

Business number 06SK
Molecular formula C4H2I2S
Molecular weight 335.93
label

2,5-diiodothiophene

Numbering system

CAS number:625-88-7

MDL number:MFCD00014525

EINECS number:210-915-9

RTECS number:None

BRN number:109915

PubChem number:24859977

Physical property data

1. Appearance: black crystal powder.

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

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

4. Melting point (ºC): 41-42

5. Boiling point (ºC,Normal pressure): 139-140

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

7. Refractive Index: Undetermined

8. Flash point (ºC): 96

9. Specific optical rotation (º): Undetermined

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. Oil and water (octanol/Log value of water) partition coefficient: Undetermined

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

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

19. Solubility: Insoluble in water.

Toxicological data

None yet

Ecological data

Generally not hazardous to water, do not discharge material into the surrounding environment without government permission.

Molecular structure data

1. Moore refraction Rate: 50.45

2. Molar Volume (cm3/mol):123.0

3. isotonic ratio (90.2K):341.6

4. Surface Tension (dyne/cm):59.4

5. Polarization Rate10-24cm3): 20.00

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 3

2. Number of hydrogen bond donors: 0

3. Number of hydrogen bond acceptors: 1

4. Number of rotatable chemical bonds: 0

5. Number of tautomers: none

6. Topological molecule polar surface area 28.2

7. Number of heavy atoms: 7

8. Surface charge: 0

9. Complexity: 58.7

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

Keep away from oxides.

Storage method

Store in an airtight container in a cool, dry place. Store away from oxidizing agents. 0-10ºC.

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.chemicalchem.com/archives/30666

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