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[Leu5]Enkephalin

  • Name [Leu5]Enkephalin
  • EINECS261-457-1
  • CAS No. 58822-25-6
  • Density1.274 g/cm3
  • PSA199.95000
  • LogP2.10130
  • Solubility1 mg/ml
  • Melting Point130-133 °C
  • FormulaC28H37 N5 O7
  • Boiling Point998.8 °C at 760 mmHg
  • Molecular Weight569.658
  • Flash Point557.8 °C
  • Transport InformationN/A
  • AppearanceWhite lyophilized powder
  • Safety22-24/25
  • Risk CodesN/A
  • Molecular Structure
    Molecular Structure of 58822-25-6 ([LEU5]-ENKEPHALIN)
  • Hazard SymbolsN/A
  • SynonymsN/A
  • Article Data67

[Leu5]Enkephalin Chemical Properties

Molecular Structure of [Leu5]Enkephalin (CAS NO.58822-25-6):

IUPAC Name: 2-[[2-[[2-[[2-[[2-Amino-3-(4-hydroxyphenyl)propanoyl]amino]acetyl]amino]acetyl]amino]-3-phenylpropanoyl]amino]-4-methylpentanoic acid 
Molecular Formula: C28H37N5O7
Molecular Weight: 555.62
EINECS: 261-457-1 
Storage temp.: −20 °C 
Index of Refraction: 1.586
Molar Refractivity: 146.46 cm3
Molar Volume: 436 cm3
Surface Tension: 57.4 dyne/cm
Density: 1.274 g/cm3
Flash Point: 557.8 °C
Enthalpy of Vaporization: 152.63 kJ/mol
Boiling Point: 998.8 °C at 760 mmHg
Vapour Pressure: 0 mmHg at 25 °C
Appearance: White lyophilized powder
Classification Code: Neurotransmitter Agents  
Product Categories: Peptide; Opioid receptor and opioid-like receptor 
SMILES: O=C(O)C(NC(=O)C(NC(=O)CNC(=O)CNC(=O)C(N)Cc1ccc(O)cc1)Cc2ccccc2)CC(C)C
InChI: InChI=1/C28H37N5O7/c1-17(2)12-23(28(39)40)33-27(38)22(14-18-6-4-3-5-7-18)32-25(36)16-30-24(35)15-31-26(37)21(29)13-19-8-10-20(34)11-9-19/h3-11,17,21-23,34H,12-16,29H2,1-2H3,(H,30,35)(H,31,37)(H,32,36)(H,33,38)(H,39,40)
InChIKey: URLZCHNOLZSCCA-UHFFFAOYAQ

[Leu5]Enkephalin Safety Profile

Safety Information of [Leu5]Enkephalin (CAS NO.58822-25-6):
Safety Statements: 22-24/25 
S22:Do not breathe dust. 
S24/25:Avoid contact with skin and eyes.
WGK Germany: 3
F: 3-10-21 
F3: Hygroscopic.
F10: Keep under argon.
F21: Sensitive to humidity

[Leu5]Enkephalin Specification

 [Leu5]Enkephalin (CAS NO.58822-25-6), its Synonyms are Enkephalin, Leucine ; Leu-enkephalin ; Leucine-enkephalin ;  L-Leucine, N-(N-(N-(N-L-tyrosylglycyl)glycyl)-L-phenylalanyl)- ; Leucine enkephalin ; N-(N-(N-(N-L-Tyrosylglycyl)glycyl)-L-phenylalanyl)-L-leucine .

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