Boc-d-leucine, 99%

Name: Boc-d-leucine, 99%
Brand: Vaqora Chemicals
SKU: VQ-002174

About Boc-d-leucine, 99%

Listed under CAS 16937-99-8, Boc-d-leucine is a protected amino acid available from Vaqora Chemicals in Biochemistry grade with a typical assay of 99%. Its molecular formula is C11H21NO4 and its molecular weight is 231.29 g/mol. Its systematic (IUPAC) name is (2R)-4-methyl-2-[(2-methylpropan-2-yl)oxycarbonylamino]pentanoic acid. Alternative names: Boc-D-Leu-OH and tert-Butoxycarbonyl-D-leucine.

The product is provided as a solid. Key physical data: a melting point of 80-84°. Store sealed in a dry, well-ventilated location away from incompatible materials. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

Typical applications include solid-phase peptide synthesis (SPPS), peptide drug discovery and medicinal chemistry. It is used across academic and industrial research and diagnostics and biotechnology.

Vaqora Chemicals supplies Boc-d-leucine in 5 g, 25 g, 100 g and 1 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Solid-phase peptide synthesis (SPPS)
Peptide drug discovery
Medicinal chemistry

Industries

Specifications & identifiers

Chemical identifiers
Product name	Boc-d-leucine, 99%
Catalogue No.	VQ-002174
CAS Number	16937-99-8
IUPAC name	(2R)-4-methyl-2-[(2-methylpropan-2-yl)oxycarbonylamino]pentanoic acid
Molecular formula	C₁₁H₂₁NO₄
Molecular weight	231.29 g/mol
Exact mass	231.1471
Grade	Biochemistry
Purity / assay	99%
HSN code	29379020
InChIKey	MDXGYYOJGPFFJL-MRVPVSSYSA-N
SMILES	CC(C)C[C@H](C(=O)O)NC(=O)OC(C)(C)C
PubChem CID	637604

Physical properties
Physical form	Solid
Appearance	Solid
Melting point	80-84°
LogP (XLogP3)	2.2
H-bond donors / acceptors	2 / 4
TPSA	75.6 Å²
Synonyms	Boc-D-Leu-OH, (2R)-2-{[(Tert-Butoxy)Carbonyl]Amino}-4-Methylpentanoic Acid, tert-Butoxycarbonyl-D-leucine, (2R)-2-(((tert-butoxy)carbonyl)amino)-4-methylpentanoic acid, N-Boc-D-leucine, BOC-D-Leucine monohydrate, N-(tert-Butoxycarbonyl)-D-leucine, (tert-Butoxycarbonyl)-D-leucine, (2R)-2-(tert-Butoxycarbonylamino)-4-methyl-pentanoic acid, (R)-2-(tert-butoxycarbonylamino)-4-methylpentanoic acid, (R)-2-((tert-Butoxycarbonyl)amino)-4-methylpentanoic acid, (2R)-2-[(tert-butoxy)carbonylamino]-4-methylpentanoic acid

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Boc-d-leucine, 99%?

The CAS Registry Number of Boc-d-leucine, 99% is 16937-99-8. It is also known as Boc-D-Leu-OH, (2R)-2-{[(Tert-Butoxy)Carbonyl]Amino}-4-Methylpentanoic Acid, tert-Butoxycarbonyl-D-leucine.

What is the molecular formula and molecular weight of Boc-d-leucine, 99%?

Boc-d-leucine, 99% has the molecular formula C11H21NO4 and a molecular weight of 231.29 g/mol. Its IUPAC name is (2R)-4-methyl-2-[(2-methylpropan-2-yl)oxycarbonylamino]pentanoic acid.

Which grade and pack sizes of Boc-d-leucine, 99% can I order?

We supply Boc-d-leucine, 99% in Biochemistry (99%) grade, in 5 g, 25 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Boc-d-leucine, 99%?

Yes. Every lot of Boc-d-leucine, 99% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Boc-d-leucine, 99% be shipped internationally?

Yes. Boc-d-leucine, 99% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.