[D-Ala2]-Leucine enkephalin

五肽-18

Also known as: (D-Ala2)-Leu-Enkephalin, D-Ala2-Leu5-enkephalin, D-Ala(2)-Leu(5)-Enk, H-Tyr-D-Ala-Gly-Phe-Leu-OH, L-Tyr-D-Ala-Gly-L-Phe-L-Leu-OH, Tyr-D-Ala-Gly-Phe-Leu, Pentapeptide-18, Pentapeptide-3, Leuphasyl, [D-Ala2]leucine-enkephalin, delta opioid receptor agonist

[D-Ala2]-Leucine enkephalin (CAS 64963-01-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C29H39N5O7 and a molecular weight of 569.649 g/mol. It is also known as (D-Ala2)-Leu-Enkephalin, D-Ala2-Leu5-enkephalin and D-Ala(2)-Leu(5)-Enk. Key properties include a boiling point of 991.9±65.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 553.7±34.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
64963-01-5
Jingsj CID
J-1991826-6
Molecular Formula
C29H39N5O7
Chinese Name
五肽-18
Molecular Weight
569.649 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point991.9±65.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point553.7±34.3 °C

Frequently Asked Questions

What is the CAS number of [D-Ala2]-Leucine enkephalin?

The CAS number of [D-Ala2]-Leucine enkephalin is 64963-01-5.

What are the molecular formula and molecular weight of [D-Ala2]-Leucine enkephalin?

[D-Ala2]-Leucine enkephalin has molecular formula C29H39N5O7 and molecular weight 569.649 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "[D-Ala2]-Leucine enkephalin (CAS 64963-01-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991826-6 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.