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Home/Compounds/Research Reagent/DADLE
C29H39N5O7
569.6 g/mol
Research Reagent

Leuphasyl

CAS64963-01-5EC265-291-0
Category
Research Reagent
Compound Class
Peptide
Primary Use
Research Compound

Leuphasyl is a peptide-based compound used primarily as a research reagent. It is a pentapeptide derivative with a specific stereochemistry, characterized by multiple amide bonds and a phenolic side chain, and is supplied for laboratory and research purposes.

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Customs Tariff Classification

The international HS code for Leuphasyl (CAS 64963-01-5) is 2924.29.

HS code (international, 6-digit)

2924.29

EU CN code (8-digit)

2924 29 70

Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.

Identifiers
IUPAC Name

(2S)-2-[[(2S)-2-[[2-[[(2R)-2-[[(2S)-2-amino-3-(4-hydroxyphenyl)propanoyl]amino]propanoyl]amino]acetyl]amino]-3-phenylpropanoyl]amino]-4-methylpentanoic acid

InChIKey

ZHUJMSMQIPIPTF-JMBSJVKXSA-N

SMILES

C[C@H](C(=O)NCC(=O)N[C@@H](CC1=CC=CC=C1)C(=O)N[C@@H](CC(C)C)C(=O)O)NC(=O)[C@H](CC2=CC=C(C=C2)O)N

Synonyms (14)
  • DALLE
  • (D-Ala2)-Leu-Enkephalin
  • 1-5-(D-ALA2)-DYNORPHIN
  • H-Tyr-D-Ala-Gly-Phe-Leu-OH
  • H-Y(dA)GFL-OH
  • Leuphasyl
  • Tyr-D-Ala-Gly-Phe-Leu
  • [D-Ala2]leucine-enkephalin

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