L-Leucine-β-naphthylamide

Also known as: L-Leucine beta-naphthylamide, L-Leucine-2-naphthylamide, H-Leu-βNA, H-Leu-bNA, Leucine-beta-naphthylamide, L-Leucine β-naphthylamide, L-leucine β-naphthylamide free base, (S)-2-amino-4-methyl-N-naphthalen-2-ylpentanamide, MFCD00055914, EINECS 211-990-0, L-Leu-NNap, L-Leucin-[2]naphthylamid

L-Leucine-β-naphthylamide (CAS 732-85-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H20N2O and a molecular weight of 256.34300 g/mol. Key properties include a boiling point of 467ºC at 760 mmHg, a density of 1.128 g/cm3 and a flash point of 236.2ºC. It is classified under GHS with signal word Warning and hazard statements H351 — Suspected of causing cancer. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 732-85-4
Jingsj CID: J-922079-5
Molecular Formula: C₁₆H₂₀N₂O
Molecular Weight: 256.34300 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	467ºC at 760 mmHg
Density	1.128 g/cm3
Flash Point	236.2ºC
Exact Mass	256.15800
PSA	55.12000
LogP	3.92500
Refractive Index	1.625
Storage Conditions	20°C

GHS Safety & Compliance

Health HazardSignal word: Warning

H351 — Suspected of causing cancer

Frequently Asked Questions

What is the CAS number of L-Leucine-β-naphthylamide?

The CAS number of L-Leucine-β-naphthylamide is 732-85-4.

What are the molecular formula and molecular weight of L-Leucine-β-naphthylamide?

L-Leucine-β-naphthylamide has molecular formula C16H20N2O and molecular weight 256.34300 g/mol.

Is L-Leucine-β-naphthylamide hazardous?

L-Leucine-β-naphthylamide has GHS signal word Warning and hazard statements H351 — Suspected of causing cancer.

What are the upstream and downstream products of L-Leucine-β-naphthylamide?

For L-Leucine-β-naphthylamide, Upstream Products: benzyl N-[(2S)-4-methyl-1-(naphthalen-2-ylamino)-1-oxopentan-2-yl]carbamate, N-[(Benzyloxy)carbonyl]-L-leucine; Downstream Products: L-Leucine, 2-Naphthylamine.

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. "L-Leucine-β-naphthylamide (CAS 732-85-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-922079-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.