Toluene diisocyanate manufacturer Knowledge α-(trichloromethyl)benzyl acetate

α-(trichloromethyl)benzyl acetate

Alpha-(trichloromethyl)benzyl acetate structural formula

Structural formula

Business number 0222
Molecular formula C10H9Cl3O2
Molecular weight 267.54
label

Crystal Rose; Trichloromethylbenzyl Acetate,

Crystal Rose,

Acid trichloromethyl methyl benzene,

artificial flavors

Numbering system

CAS number:90-17-5

MDL number:MFCD00000804

EINECS number:201-972-0

RTECS number:AJ8375000

BRN number:None

PubChem number:24857523

Physical property data

1. Properties: colorless or white crystal. Has a faint rose aroma.

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

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

4. Melting point (ºC): 88-88

5. Boiling point (ºC, normal pressure): 280-282

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

7. Refractive index: Undetermined

8. Flash point (ºC): 88℃

9. Specific 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

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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: Insoluble in water, soluble in ethanol .

Toxicological data

None

Ecological data

None

Molecular structure data

1. Molar refractive index: 61.35

2. Molar volume (cm3/mol): 193.6

3. Isotonic specific volume (90.2K) : 497.2

4. Surface tension (dyne/cm): 43.4

5. Polarizability (10-24cm3): 24.32

1. Purpose

Spice, preparationRose, bay leaves and other scented flavors are used in cosmetics and soap flavors; they are also used as fixatives.
Preparation or source: Use benzaldehyde and chloroform as raw materials, react in an alkaline solution to generate α-(chloroform) benzyl alcohol, and then react with acetyl chloride or acetic anhydride.

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 3.5

2. Number of hydrogen bond donors: 0

3. Number of hydrogen bond acceptors: 2

4. Number of rotatable chemical bonds: 3

5. Number of tautomers: none

6. Topological molecule polar surface area 26.3

7. Number of heavy atoms: 15

8. Surface charge: 0

9. Complexity: 219

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 1

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

Storage method

This product should be stored in a sealed, cool, dry place. Packed in tin cans or iron drums.

Synthesis method

Using benzaldehyde and chloroform as raw materials, react in an alkaline solution to generate α-(chloroform) benzyl alcohol, which is then reacted with acetyl chloride or acetic anhydride.

Purpose

1. Spices, used to prepare rose, fragrant leaf and other fragrances, used in cosmetics and soap flavors; also used as fixatives.

2. This product can only be used for the preparation of cosmetics and daily chemical fragrances, and cannot be used as credit fragrances.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/28849

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