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L-Norleucine

Also known as: (S)-2-Aminohexanoic acid, (S)-2-Aminocaproic acid, L-2-Aminohexanoic acid, L-2-Aminocaproic acid, L-Aminohexanoic acid, Glycoleucine, H-Nle-OH, H-L-Nle-OH, MFCD00064423, EINECS 206-321-4

L-Norleucine (CAS 327-57-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H13NO2 and a molecular weight of 131.173 g/mol. Key properties include a melting point of 300ºC, a boiling point of 234.0±23.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 95.3±22.6 °C. It is classified under GHS with signal word Warning and hazard statements H317 — May cause an allergic skin reaction. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
327-57-1
Jingsj CID
J-1076977-4
Molecular Formula
C6H13NO2
Molecular Weight
131.173 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point300ºC
Boiling Point234.0±23.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point95.3±22.6 °C
Exact Mass131.094635
PSA63.32000
LogP0.92
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.465

GHS Safety & Compliance

IrritantSignal word: Warning
  • H317 — May cause an allergic skin reaction

Activity & Biological Data

TargetHuman Endogenous Metabolite
Additional Information[1]. Schott KJ, et al. On the role of branched-chain amino acids in protein turnover of skeletal muscle. Studies in vivo with L-norleucine. Z Naturforsch C. 1985 May-Jun;40(5-6):427-37. [2]. He T, et al. The homeostasis-maintaining metabolites from bacterial stress response to bacteriophage infection suppress tumor metastasis. Oncogene. 2018 Jun 20.

Customs & Trade Information

HS Code2922499990
SummaryHS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of L-Norleucine?

The CAS number of L-Norleucine is 327-57-1.

What are the molecular formula and molecular weight of L-Norleucine?

L-Norleucine has molecular formula C6H13NO2 and molecular weight 131.173 g/mol.

Is L-Norleucine hazardous?

L-Norleucine has GHS signal word Warning and hazard statements H317 — May cause an allergic skin reaction.

What are the upstream and downstream products of L-Norleucine?

For L-Norleucine, Upstream Products: N-Acetyl-DL-norleucine, DL-Norleucine; Downstream Products: L-Norleucine methyl ester hydrochloride, N-Benzyloxycarbonyl-L-norleucine, Acetamide.

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

Last updated:

How to cite: Jingsj. "L-Norleucine (CAS 327-57-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1076977-4 (accessed 2026-11-09).

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