Toluene diisocyanate manufacturer Knowledge Acetyl-Tributylcitrate Tributyl-Acethylcitrate

Acetyl-Tributylcitrate Tributyl-Acethylcitrate

Acetyl tributyl citrate structural formula

Structural formula

Business number 01MD
Molecular formula C20H34O8
Molecular weight 402.48
label

2-(Acetyl)-1,2,3-propanetricarboxylic acid tributyl ester,

Acetyltributylcitrate,

tert-butyl-o-acetyl citrate,

Tributyl 2-(acetyloxy)-1,2,3-propanetricarboxylate,

Tributyl acetyl citrate,

Tributyl 2-acetylcitrate,

Acetyl tributyl citrate,

O-Acetylcitric Acid Tributyl Ester,

CH3CO2C[CO2(CH2)3CH3][CH2CO2(CH2)3CH3]2

Numbering system

CAS number:77-90-7

MDL number:MFCD00043554

EINECS number:201-067-0

RTECS number:TZ8330000

BRN number:2303316

PubChem number:24901200

Physical property data

1. Physical property data


1. Characteristics: Colorless and odorless oily liquid.


2. Density (g/mL,25/4℃):1.046g/cm3


3. Relative vapor density (g/mL,AIR=1): Unsure


4. Melting point (ºC): Unsure


5. Boiling point (ºC,Normal pressure):343( 0.1MPa)


6. Boiling point (ºC,5.2kPa):173( 133Pa)


7. Refractive index:1.4408


8. Flash Point (ºC): 204


9. Specific optical rotation (º): Unsure


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


):37.4


5. Polarizability10-24cm3): 40.34

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 3.3

2. Number of hydrogen bond donors: 0

3. Number of hydrogen bond acceptors: 8

4. Number of rotatable chemical bonds: 19

5. Number of tautomers: none

6. Topological molecule polar surface area 105

7. Number of heavy atoms: 28

8. Surface charge: 0

9. Complexity: 476

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

Colorless and odorless oily liquid. Density1.046g/cm3(25). Melting point-80 ℃. Boiling point343(0.1MPa), 173(133Pa). Refractive index1.4408 . Flashpoint( Open a cup)204℃. Insoluble in water. Soluble in most organic solvents. Compatible with a variety of cellulose, vinyl resins, and chlorinated rubber. Partially compatible with cellulose acetate.

Storage method

This product should be sealed and stored in a cool, dry place.

Synthesis method

Composed of citric acid and Butanol esterification; then acetylation with acetic anhydride under sulfuric acid catalysis, followed by distillation under reduced pressure, water washing and neutralization.

Purpose

This product is vinyl chloride for food packaging, medical polyvinyl chloride, and precision instrument packagingThe main plasticizer of vinylidene chloride copolymer; is vinyl chloridePlasticizer for vinyl acetate copolymers, sustained-release pharmaceuticals, and latex adhesives; also Lubricant for tinplate surface treatment, important component of air fresheners, deodorants, and inks. It is a widely used citric acid ester plasticizer. It is characterized by being non-toxic, odorless, heat-resistant, cold-resistant, light-resistant, and water-resistant. It is used as a plasticizer for cellulose plastics and vinyl plastics.


0pt”>)204℃. Insoluble in water. Soluble in most organic solvents. Compatible with a variety of cellulose, vinyl resins, and chlorinated rubber .Partially compatible with cellulose acetate.

Storage method

This product should be sealed and stored in a cool, dry place.

Synthesis method

Composed of citric acid and Butanol esterification; then acetylation with acetic anhydride under sulfuric acid catalysis, followed by distillation under reduced pressure, water washing and neutralization.

Purpose

This product is vinyl chloride for food packaging, medical polyvinyl chloride, and precision instrument packagingThe main plasticizer of vinylidene chloride copolymer; is vinyl chloridePlasticizer for vinyl acetate copolymers, sustained-release pharmaceuticals, and latex adhesives; also Lubricant for tinplate surface treatment, important component of air fresheners, deodorants, and inks. It is a widely used citric acid ester plasticizer. It is characterized by being non-toxic, odorless, heat-resistant, cold-resistant, light-resistant, and water-resistant. It is used as a plasticizer for cellulose plastics and vinyl plastics.


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