Boc-D-norleucine

Also known as: N-(tert-Butoxycarbonyl)-D-norleucine, (2R)-2-[(2-methylpropan-2-yl)oxycarbonylamino]hexanoic acid, (R)-2-(N-t-butoxycarbonylamino)hexanoic acid, AmbotzBAA1284, BOC-D-NLE-OH, BOC-D-NORLEUCINE LIQUID, Boc-D-Nle-OH, Boc-D-norleucine, D-Norleucine, N-[(1,1-dimethylethoxy)carbonyl]-, MFCD00063168, N-ALPHA-T-BUTOXYCARBONYL-D-2-AMINO-CAPROIC ACID, N-ALPHA-T-BUTOXYCARBONYL-D-NORLEUCINE, N-ALPHA-T-BUTYLOXYCARBONYL-D-NORLEUCINE, N-ALPHA-TERT-BUTYLOXYCARBONYL-D-NORLEUCINE, N-BOC-(R)-2-AMINOHEXANOIC ACID, N-BOC-D-norleucine, N-Boc-D-Nle-OH, N-T-BOC-D-NORLEUCINE, N-tert-butyloxycarbonyl-D-norleucine, N-{[(2-Methyl-2-propanyl)oxy]carbonyl}-D-norleucine

Boc-D-norleucine (CAS 55674-63-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H21NO4 and a molecular weight of 231.289 g/mol. Key properties include a boiling point of 362.1±25.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 172.8±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 55674-63-0
Jingsj CID: J-1980962-2
Molecular Formula: C₁₁H₂₁NO₄
Molecular Weight: 231.289 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	362.1±25.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	172.8±23.2 °C
Exact Mass	231.147064
PSA	75.63000
LogP	2.69
Vapor Pressure	0.0±1.7 mmHg at 25°C
Refractive Index	1.463
Storage Conditions	-15°C

Activity & Biological Data

Additional Information	[1]. Mehr-Un-Nisa, et al. C-terminal modified Enkephalin-like tetrapeptides with enhanced affinities at the kappa opioid receptor and monoamine transporters. Bioorg Med Chem. 2021 Dec 1;51:116509.

Customs & Trade Information

HS Code	2924199090
Summary	2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Boc-D-norleucine?

The CAS number of Boc-D-norleucine is 55674-63-0.

What are the molecular formula and molecular weight of Boc-D-norleucine?

Boc-D-norleucine has molecular formula C11H21NO4 and molecular weight 231.289 g/mol.

What are the upstream and downstream products of Boc-D-norleucine?

For Boc-D-norleucine, Upstream Products: D-Norleucine, Di-tert-butyl dicarbonate, Boc-L-serine methyl ester.

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. "Boc-D-norleucine (CAS 55674-63-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1980962-2 (accessed 2026-11-09).

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