Toluene diisocyanate manufacturer Knowledge 10-Undecenal 10-Undecenal

10-Undecenal 10-Undecenal

10-Undecenal structural formula

Structural formula

Business number 035T
Molecular formula C11H20O
Molecular weight 168.28
label

Octadecyaldehyde,

undecenal,

undecenal,

10-undecene-1-aldehyde,

10-Undecenal,

Undecylenic aldehyde,

food additives,

Flavor enhancer

Numbering system

CAS number:112-45-8

MDL number:MFCD00007032

EINECS number:203-973-1

RTECS number:YQ2835000

BRN number:None

PubChem number:24901462

Physical property data

1. Properties: colorless liquid.

2. Relative density (25℃, 4℃): 0.8321d

3. Relative density (20℃, 4℃): 0.8356d

4. Melting point (ºC): 43

5. Boiling point (ºC, normal pressure): 337

6. Refraction at room temperature Refractive index (n20): 1.4466d

7. Normal temperature refractive index (n25): 1.4446 d

8. Flash point (ºC): Undetermined

9. Specific rotation (º): Undetermined

10. Spontaneous combustion Point or ignition temperature (ºC): Not determined

11. Vapor pressure (mmHg, 70ºC): Not determined

12. Saturated vapor pressure (kPa, ºC): Not determined

13. Heat of combustion (KJ/mol): Undetermined

14. Critical temperature (ºC): Undetermined

15. Critical pressure (KPa) : Undetermined

16. Log value of oil-water (octanol/water) partition coefficient: Undetermined

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

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

19. Solubility: Undetermined

Toxicological data

1. Irritation: Rabbit percutaneous standard Drez eye dye test: 500mg/24H Mild irritation

2. Acute toxicity: Rat oral LD5O: >5gm/kg

Rabbit transdermal LD50: >5gm/kg

Ecological data

None yet

Molecular structure data

5. Molecular property data:

1. Molar refractive index: 52.92

2. Molar volume (cm3/mol): 202.5

3. Isotonic specific volume (90.2K): 467.6

4. Surface tension (dyne/cm): 28.4

5. Polarizability (10-24cm3): 20.98

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: 9

5. Number of tautomers: 2

6. Topological molecule polar surface area 17.1

7. Number of heavy atoms: 12

8. Surface charge: 0

9. Complexity: 108

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

None yet

Storage method

None yet

Synthesis method

None yet

Purpose

None yet

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/26129

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