4-[(R)-[(2S,5R)-2,5-dimethyl-4-prop-2-enylpiperazin-1-yl]-(3-methoxyphenyl)methyl]-N,N-diethylbenzamide

Also known as: SNC 80, NIH 10815, (+)-4-[(αR)-α-((2S,5R)-4-allyl-2,5-dimethyl-1-piperazinyl)-3-methoxybenzyl]-N,N-diethylbenzamide, 4-[(R)-[(2S,5R)-4-allyl-2,5-dimethylpiperazin-1-yl](3-methoxyphenyl)methyl]-N,N-diethylbenzamide, Benzamide, 4-[(R)-[(2S,5R)-2,5-dimethyl-4-(2-propen-1-yl)-1-piperazinyl](3-methoxyphenyl)methyl]-N,N-diethyl-, MFCD00672673

4-[(R)-[(2S,5R)-2,5-dimethyl-4-prop-2-enylpiperazin-1-yl]-(3-methoxyphenyl)methyl]-N,N-diethylbenzamide (CAS 156727-74-1) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C28H39N3O2 and a molecular weight of 449.628 g/mol. Key properties include a melting point of 122-123ºC, a boiling point of 564.8±50.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 295.4±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 156727-74-1
Jingsj CID: J-45983-6
Molecular Formula: C₂₈H₃₉N₃O₂
Molecular Weight: 449.628 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	122-123ºC
Boiling Point	564.8±50.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	295.4±30.1 °C
Exact Mass	449.304230
PSA	36.02000
LogP	3.37
Vapor Pressure	0.0±1.5 mmHg at 25°C
Refractive Index	1.545

Activity & Biological Data

Target	IC50: 2.73 nM (δ-opioid receptor), 5457 nM (μ-opioid receptor)[3] Ki: 1.78 nM (δ-opioid receptor), 881.5 nM (μ-opioid receptor) and 441.8 nM (κ-opioid receptor)[2]
Additional Information	[1]. Moye LS, et al. Delta opioid receptor agonists are effective for multiple types of headache disorders. Neuropharmacology. 2019 Apr;148:77-86. [2]. Bilsky EJ, et al. SNC 80, a selective, nonpeptidic and systemically active opioid delta agonist. J Pharmacol Exp Ther. 1995 Apr;273(1):359-66. [3]. Calderon SN, et al. Probes for narcotic receptor mediated phenomena. 19. Synthesis of (+)-4-[(alpha R)-alpha-((2S,5R)-4-allyl-2,5-dimethyl-1-piperazinyl)-3- methoxybenzyl]-N,N-diethylbenzamide (SNC 80): a highly selective, nonpeptide delta opioid receptor agonist. J Med Chem. 1994 Jul 8;37(14):2125-8. [4]. Metcalf MD, et al. The δ opioid receptor agonist SNC80 selectively activates heteromeric μ-δ opioid receptors. ACS Chem Neurosci. 2012 Jul 18;3(7):505-9. [5]. Vicente-Sanchez A, et al. The delta opioid receptor tool box. Neuroscience. 2016 Dec 3;338:145-159. [6]. Dripps IJ, et al. Role of signalling molecules in behaviours mediated by the δ opioid receptor agonist SNC80. Br J Pharmacol. 2018 Mar;175(6):891-901.

Target

IC50: 2.73 nM (δ-opioid receptor), 5457 nM (μ-opioid receptor)[3] Ki: 1.78 nM (δ-opioid receptor), 881.5 nM (μ-opioid receptor) and 441.8 nM (κ-opioid receptor)[2]

Additional Information

[1]. Moye LS, et al. Delta opioid receptor agonists are effective for multiple types of headache disorders. Neuropharmacology. 2019 Apr;148:77-86. [2]. Bilsky EJ, et al. SNC 80, a selective, nonpeptidic and systemically active opioid delta agonist. J Pharmacol Exp Ther. 1995 Apr;273(1):359-66. [3]. Calderon SN, et al. Probes for narcotic receptor mediated phenomena. 19. Synthesis of (+)-4-[(alpha R)-alpha-((2S,5R)-4-allyl-2,5-dimethyl-1-piperazinyl)-3- methoxybenzyl]-N,N-diethylbenzamide (SNC 80): a highly selective, nonpeptide delta opioid receptor agonist. J Med Chem. 1994 Jul 8;37(14):2125-8. [4]. Metcalf MD, et al. The δ opioid receptor agonist SNC80 selectively activates heteromeric μ-δ opioid receptors. ACS Chem Neurosci. 2012 Jul 18;3(7):505-9. [5]. Vicente-Sanchez A, et al. The delta opioid receptor tool box. Neuroscience. 2016 Dec 3;338:145-159. [6]. Dripps IJ, et al. Role of signalling molecules in behaviours mediated by the δ opioid receptor agonist SNC80. Br J Pharmacol. 2018 Mar;175(6):891-901.

Frequently Asked Questions

What is the CAS number of 4-[(R)-[(2S,5R)-2,5-dimethyl-4-prop-2-enylpiperazin-1-yl]-(3-methoxyphenyl)methyl]-N,N-diethylbenzamide?

The CAS number of 4-[(R)-[(2S,5R)-2,5-dimethyl-4-prop-2-enylpiperazin-1-yl]-(3-methoxyphenyl)methyl]-N,N-diethylbenzamide is 156727-74-1.

What are the molecular formula and molecular weight of 4-[(R)-[(2S,5R)-2,5-dimethyl-4-prop-2-enylpiperazin-1-yl]-(3-methoxyphenyl)methyl]-N,N-diethylbenzamide?

4-[(R)-[(2S,5R)-2,5-dimethyl-4-prop-2-enylpiperazin-1-yl]-(3-methoxyphenyl)methyl]-N,N-diethylbenzamide has molecular formula C28H39N3O2 and molecular weight 449.628 g/mol.

What are the upstream and downstream products of 4-[(R)-[(2S,5R)-2,5-dimethyl-4-prop-2-enylpiperazin-1-yl]-(3-methoxyphenyl)methyl]-N,N-diethylbenzamide?

For 4-[(R)-[(2S,5R)-2,5-dimethyl-4-prop-2-enylpiperazin-1-yl]-(3-methoxyphenyl)methyl]-N,N-diethylbenzamide, Upstream Products: N,N-diethyl-4-formylbenzamide, 3-Methoxyphenylmagnesium bromide, trans-2,5-dimethylpiperazine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-[(R)-[(2S,5R)-2,5-dimethyl-4-prop-2-enylpiperazin-1-yl]-(3-methoxyphenyl)methyl]-N,N-diethylbenzamide (CAS 156727-74-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45983-6 (accessed 2026-11-09).

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