Tetrabutylammonium bromide
What is Tetrabutylammonium bromide, cas no:1643-19-2,a producer telling you the result.
CAS NO.1643-19-2
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To begin with, let us tell you what is the basic information of Tetrabutylammonium bromide ?
Molecular Formula |
C16H36BrN |
Molecular Weight |
322.368 |
Density |
1.039 g/mL at 25 °C |
Boiling Point |
102 °C |
Exact Mass |
321.20 |
Melting Point |
102-106 °C(lit.) |
Like many stuff, it has many synonyms as follows
Tetrabutylammonium b |
TBAB |
IPC-TBA-BR |
tetrabutylammomium bromide |
Tetrabutyl |
TETRABUTYL AMONIUM BROMIDE |
Tetrabutylazanium bromide |
tetra-n-butyl-ammonium bromide |
First, the chemical is very special, some technical indexes as below
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Physical property data
1. Appearance: White crystal. Easy to absorb moisture.
2. Density (g/mL, 25/4 ℃): one point zero three nine
3. Relative vapor density (g/mL, air=1): not determined
4. Melting point (º C): 100-104
5. Boiling point (º C, atmospheric pressure): undetermined
6. Boiling point (º C, 5.2kPa): undetermined
7. Refractive index: one point four two two
8. Flash point (º C): undetermined
9. Specific rotation (º): not determined
10. Spontaneous combustion point or ignition temperature (º C): not determined
11. Vapor pressure (kPa, 25 º C): not determined
12. Saturated vapor pressure (kPa, 60 º C): not determined
13. Combustion heat (KJ/mol): undetermined
14. Critical temperature (º C): not determined
15. Critical pressure (KPa): undetermined
16. Logarithmic value of oil-water (octanol/water) partition coefficient: undetermined
17. Explosion upper limit (%, V/V): undetermined
18. Lower explosive limit (%, V/V): undetermined
19. Solubility: Easily soluble in water, ethanol, ether, and acetone. Slightly soluble in benzene.
1. Acute toxicity: Oral LD50 in rats:> 1000 mg/kg
2. Acute toxicity: Oral LD50 in mice: 1000-2000 mg/kg;
3. Acute toxicity: Rat skin irritation LD50:> 1000 mg/kg
Irritating
Ecological data
Slightly harmful to water, do not allow undiluted or large amounts of products to come into contact with groundwater, waterways, or sewage systems. Do not discharge materials into the surrounding environment without government permission
Molecular structure data
None
Calculate 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: 12
5. Number of tautomers: None
6. Topological molecule polarity surface area 0
7. Number of heavy atoms: 18
8. Surface charge: 0
9. Complexity: 116
10. Number of isotopic 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: 2
Nature and stability
Stable at room temperature and pressure, avoiding contact with oxides and moisture
Storage
Keep the container sealed and store in a cool, dry place
Second, the Synthetic Route we will recommend is the most important for your reference?
First, synthesis line ofTetrabutylammonium bromide CAS NO.1643-19-2 as follows
Synthetic method
The synthesis method of tetrabutylammonium bromide usually involves the reaction of tetrabutylammonium hydroxide and hydrogen bromide. The specific steps are to dissolve an appropriate amount of tetrabutylammonium hydroxide in a suitable solvent, then slowly add hydrogen bromide dropwise while heating the reaction mixture. After the reaction is completed, pure tetrabutylammonium bromide product is obtained through process steps such as distillation and crystallization. In industrial production outside the laboratory, other larger scale synthesis methods can also be used.
Third, what is the usage of Tetrabutylammonium bromide CAS NO.1643-19-2 ? pleas see below
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Tetra-n-butylammonium bromide is a commonly used quaternary ammonium salt compound with a wide range of applications. Its main uses are as follows:
As a water treatment agent used in water treatment, it can be used to remove organic matter, impurities, and sediment from water, playing a role in purifying water quality.
In agriculture, tetrabutylammonium bromide can be used as a fungicide to prevent and control crop diseases and pests, and protect the healthy growth of crops.
Other main usages:
Used for the synthesis of Tetrabutylammonium iodide Cas no. 311-28-4
Used for the synthesis of 4-n-butoxybenzonitrile Cas no. 5203-14-5
Used for the synthesis of Tetrabutylammonium hexafluorophosphate Cas no. 3109-63-5
Besides Safety Information ofTetrabutylammonium bromide CAS NO.1643-19-2 is also important when handling it
Hazard Codes |
Xi |
WGK Germany |
3 |
H.S.Code: |
|
TSCA |
Yes |
HazardClass |
IRRITANT |
What is the appearance of Tetrabutylammonium bromide CAS NO.1643-19-2? Please see the picture ofTetrabutylammonium bromide CAS NO.1643-19-2, below
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Specification ofTetrabutylammonium bromide CAS NO.1643-19-2, is below
Apperance: White crystalline powder
IR picture of Tetrabutylammonium bromide CAS NO.1643-19-2 is as follows,
H-NMR Spectrum picture of Tetrabutylammonium bromide CAS NO.1643-19-2 is as follows,
Reference of Article cited for your reference below,
(1)
Publication Name: Journal of Food Measurement and Characterization
Publication Date: 2024-11-30
DOI: 10.1007/s11694-024-02977-x
(2)
Publication Name: npj Materials Sustainability
Publication Date: 2024-12-04
DOI: 10.1038/s44296-024-00042-8
(3)
Publication Name: Catalysis Letters
Publication Date: 2024-11-27
DOI: 10.1007/s10562-024-04881-x