H-D-Leu-leu-OH

Name: H-D-Leu-leu-OH
Brand: Vaqora Chemicals
SKU: VQ-049845

About H-D-Leu-leu-OH

Listed under CAS 38689-31-5, H-D-Leu-leu-OH is a process intermediate or related compound of Tretinoin available from Vaqora Chemicals. Its molecular formula is C12H24N2O3 and its molecular weight is 244.33 g/mol. Its systematic (IUPAC) name is (2S)-2-[[(2R)-2-amino-4-methylpentanoyl]amino]-4-methylpentanoic acid. Alternative names: d-Leucyl-l-leucine and D-Leucyl-leucine.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

Process chemists and analysts use it when developing synthetic routes to Tretinoin, tracking process-related impurities and validating analytical methods. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies H-D-Leu-leu-OH in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Tretinoin

View every impurity, metabolite and intermediate we list for Tretinoin.

Tretinoin impurities

Specifications & identifiers

Chemical identifiers
Product name	H-D-Leu-leu-OH
Catalogue No.	VQ-049845
CAS Number	38689-31-5
IUPAC name	(2S)-2-[[(2R)-2-amino-4-methylpentanoyl]amino]-4-methylpentanoic acid
Molecular formula	C₁₂H₂₄N₂O₃
Molecular weight	244.33 g/mol
Exact mass	244.1787
InChIKey	LCPYQJIKPJDLLB-ZJUUUORDSA-N
SMILES	CC(C)C[C@H](C(=O)N[C@@H](CC(C)C)C(=O)O)N
PubChem CID	6992074

Physical properties
Physical form	Solid
LogP (XLogP3)	-1.5
H-bond donors / acceptors	3 / 4
TPSA	92.4 Å²
Synonyms	d-Leucyl-l-leucine, D-Leucyl-leucine, H-D-Leu-L-Leu-OH, (S)-2-((R)-2-Amino-4-methylpentanamido)-4-methylpentanoic acid, D-Leu-L-Leu, (S)-2-[(R)-2-Amino-4-methylpentanamido]-4-methylpentanoic Acid, (2S)-2-{[(2R)-2-amino-4-methylpentanoyl]amino}-4-methylpentanoic acid, d-leucyl-l-leucin, D-Leu-Leu, D-Leu-L-Leu-OH, (S)-2-[[(R)-2-Amino-4-methylvaleryl]amino]-4-methylvaleric acid, (2S)-2-[[(2R)-2-azaniumyl-4-methyl-pentanoyl]amino]-4-methyl-pentanoate

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 H-D-Leu-leu-OH?

The CAS Registry Number of H-D-Leu-leu-OH is 38689-31-5. It is also known as d-Leucyl-l-leucine, D-Leucyl-leucine, H-D-Leu-L-Leu-OH.

What is the molecular formula and molecular weight of H-D-Leu-leu-OH?

H-D-Leu-leu-OH has the molecular formula C12H24N2O3 and a molecular weight of 244.33 g/mol. Its IUPAC name is (2S)-2-[[(2R)-2-amino-4-methylpentanoyl]amino]-4-methylpentanoic acid.

What is H-D-Leu-leu-OH used for?

H-D-Leu-leu-OH is supplied as a characterised reference material related to Tretinoin. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of H-D-Leu-leu-OH can I order?

We supply H-D-Leu-leu-OH, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with H-D-Leu-leu-OH?

Yes. Every lot of H-D-Leu-leu-OH 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 H-D-Leu-leu-OH be shipped internationally?

Yes. We export H-D-Leu-leu-OH worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.