Toluene diisocyanate manufacturer Knowledge Lauroyl Chloride Lauroyl Chloride

Lauroyl Chloride Lauroyl Chloride

Lauroyl chloride structural formula

Structural formula

Business number 0355
Molecular formula C12H23ClO
Molecular weight 218.76
label

dodecanoyl chloride,

dodecanoyl chloride,

Lauroyl chloride,

lauric acid chloride,

Dodecanoyl chloride,

Acylating agent

Numbering system

CAS number:112-16-3

MDL number:MFCD00000740

EINECS number:203-941-7

RTECS number:None

BRN number:1281201

PubChem ID:None

Physical property data

1. Characteristics: Colorless liquid.


2. Density (g/mL,20): 0.92


3. Relative vapor density (g/mL,air =1): 6.07


4. Melting point (ºC): -17


5. Boiling point (ºC,2.40kpa): 145


6. Boiling point (ºC,5.2kPa): Not determined


7. Refractive index: 1.445


8. Flashpoint (ºC): >112


9. Specific rotation (º): Undetermined


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


11. Vapor pressure (mmHg,20ºC): Undetermined


12. Saturated vapor pressure (kPa,20 ºC): 1.47


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


17.3. isotonic specific volume (90.2K):553.0


4. Surface Tension (dyne/cm):30.6


5. Polarizability10-24cm3):24.78

Compute chemical data

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

2. Number of hydrogen bond donors: 0

3. Number of hydrogen bond acceptors: 1

4. Number of rotatable chemical bonds: 10

5. Number of tautomers: none

6. Topological molecule polar surface area 17.1

7. Number of heavy atoms: 14

8. Surface charge: 0

9. Complexity: 134

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 withStrong oxidants, strong acids, strong bases, water, alcoholsContact.

Storage method

Stored in a cool, ventilated warehouse. Keep away from fire and heat sources. They should be stored separately from oxidants and acids, and avoid mixed storage. Equipped with the appropriate variety and quantity of fire equipment. The storage area should be equipped with emergency release equipment and suitable containment materials.

Synthesis method

It is derived from the reaction of lauric acid and thionyl chloride. Add thionyl chloride dropwise to lauric acid and heat to 75, stirring reaction2h, then heat to 90, reflow 2h. The reaction mixture is then fractionated,
First evaporate excess thionyl chloride under reduced pressure, and then collect 146-150(2.13-2.27kPa) fraction is dodecanoyl chloride. The yield is about 80%.

Purpose

Used in pharmaceutical industry and organic synthesis.

ONT-FAMILY: 宋体; mso-bidi-font-family: 宋体”>℃ , stir the reaction 2h, and then raise the temperature to 90, reflow 2h. Then the reaction mixture is fractionated,
First evaporate excess thionyl chloride under reduced pressure, and then collect 146-150(2.13-2.27kPa) fraction is dodecanoyl chloride. The yield is about 80%.

Purpose

Used in pharmaceutical industry and organic synthesis.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/25683

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