D-Leucine

Structural formula

Business number	0482
Molecular formula	C6H13NO2
Molecular weight	131.17
label	D-Leucine, D-2-amino-4-methylpentanoic acid, D-leucine (D-leucine), D-Leucine, (R)-(-)-LEUCINE, (R)-LEUCINE, (R)-2-AMINO-4-METHYLPENTANOIC ACID, (R)-2-AMINO-4-METHYLVALERIC ACID, d-leucin, Leucine, D-, D-LEU, D-LEUCINE

• Numbering system
• Physical property data
• Toxicological data
• Ecological data
• Molecular structure data
• Computing chemical data
• More
  • Properties and Stability
  • Storage method
  • Synthesis method
  • Purpose

Numbering system

CAS number:328-38-1

MDL number:MFCD00063088

EINECS number:206-327-7

RTECS number:OH2840000

BRN number:1721721

PubChem number:24874859

Physical property data

一 , physical property data

Traits ：White flaky crystals.

Density (g/mL,25/4℃): Not available

Relative Vapor density (g/mL, air=1)：Not available

Melting point (ºC):293

Boiling point (ºC, normal pressure): Not available

Boiling point (ºC, 5.2kPa): Not available

Refraction Rate: Not available

Flash Point (ºC): Not available

Optical rotation (º): 10.34

Spontaneous combustion Point or ignition temperature (ºC): Not available

Steam Pressure (kPa, 25ºC): Not available

saturated Vapor pressure (kPa, 60ºC): Not available

Burn Heat (KJ/mol):Not available

Critical Temperature (ºC): Not available

Critical Pressure (KPa): Not available

oil and water Log value of the (octanol/water) partition coefficient:Not available

Explosion Upper limit (%, V/V): Not available

Explosion Lower limit (%, V/V): Not available

Dissolve Sex: Soluble in water

Toxicological data

Two , Toxicological data:

Acute Toxicity:Mid lethal dose (rat, intraperitoneal)642mg/kg. .

Ecological data

Three , Ecological data:

1 ,Other harmful effects: This substance may be harmful to the environment, and special treatment should be given to water bodies. Notice.

Molecular structure data

1. Molar refractive index: 34.86

2. Molar volume (m³/mol）：126.6

3. isotonic specific volume (90.2K):316.4Solubility ：Soluble in water

Toxicological data

Two , Toxicological data:

Acute Toxicity:Mid lethal dose (rat, intraperitoneal)642mg/kg. .

Ecological data

Three , Ecological data:

1 ,Other harmful effects: This substance may be harmful to the environment, and special treatment should be given to water bodies. Notice.

Molecular structure data

1. Molar refractive index: 34.86

2. Molar volume (m³/mol）：126.6

3. isotonic specific volume (90.2K):316.4

4. Surface Tension (dyne/cm):39.0

5. Polarizability（10^-24cm³):13.82

Compute chemical data

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

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 3

4. Number of rotatable chemical bonds: 3

5. Number of tautomers: none

6. Topological molecule polar surface area 63.3

7. Number of heavy atoms: 9

8. Surface charge: 0

9. Complexity: 101

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 1

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

Should be sealed and stored dry.

Synthesis method

Use acetyl-DL-leucine as raw material, remove L-leucine through acylase treatment, then hydrolyze with hydrochloric acid to obtain crude product, and obtain pure product after crystallization and purification.

Purpose

For biochemical research.

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4. Surface Tension (dyne/cm):39.0

5. Polarizability（10^-24cm³):13.82

Compute chemical data

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

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 3

4. Number of rotatable chemical bonds: 3

5. Number of tautomers: none

6. Topological molecule polar surface area 63.3

7. Number of heavy atoms: 9

8. Surface charge: 0

9. Complexity: 101

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 1

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

Should be sealed and stored dry.

Synthesis method

Use acetyl-DL-leucine as raw material, remove L-leucine through acylase treatment, then hydrolyze with hydrochloric acid to obtain crude product, and obtain pure product after crystallization and purification.

Purpose

For biochemical research.