β-Endorphin (human)

β-内啡肽,人

Also known as: β-Endorphin human, beta-Endorphin human, β-Endorphin (human) free base, Beta-endorphin (human), β-Lipotropin (61-91), β-Lipotropin C-fragment, LPH (61-91), Endorphin, beta (human), beta-Endorphin (1-31) (human)

β-Endorphin (human) (CAS 61214-51-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C158H251N39O46S and a molecular weight of 3464.98000 g/mol. It is also known as β-Endorphin human, beta-Endorphin human and β-Endorphin (human) free base. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 61214-51-5
Jingsj CID: J-47730-1
Molecular Formula: C₁₅₈H₂₅₁N₃₉O₄₆S
Chinese Name: β-内啡肽,人
Molecular Weight: 3464.98000 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	3462.82000
PSA	1428.41000
LogP	4.45260
Storage Conditions	-20℃

Activity & Biological Data

Target	Opioid receptor[1]
Additional Information	[1]. Narita M, et al. Evidence for the existence of the beta-endorphin-sensitive "epsilon-opioid receptor" in the brain: the mechanisms of epsilon-mediated antinociception. Jpn J Pharmacol. 1998 Mar;76(3):233-53. [2]. Luan YH, et al. Action of β-endorphin and nonsteroidal anti-inflammatory drugs, and the possible effects of nonsteroidal anti-inflammatory drugs on β-endorphin. J Clin Anesth. 2017 Feb;37:123-128.

Target

Opioid receptor[1]

Additional Information

[1]. Narita M, et al. Evidence for the existence of the beta-endorphin-sensitive "epsilon-opioid receptor" in the brain: the mechanisms of epsilon-mediated antinociception. Jpn J Pharmacol. 1998 Mar;76(3):233-53. [2]. Luan YH, et al. Action of β-endorphin and nonsteroidal anti-inflammatory drugs, and the possible effects of nonsteroidal anti-inflammatory drugs on β-endorphin. J Clin Anesth. 2017 Feb;37:123-128.

Frequently Asked Questions

What is the CAS number of β-Endorphin (human)?

The CAS number of β-Endorphin (human) is 61214-51-5.

What are the molecular formula and molecular weight of β-Endorphin (human)?

β-Endorphin (human) has molecular formula C158H251N39O46S and molecular weight 3464.98000 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "β-Endorphin (human) (CAS 61214-51-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47730-1 (accessed 2026-10-28).

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