Dityrosine

Name: Dityrosine
Brand: Vaqora Chemicals
SKU: VQ-036750

About Dityrosine

Vaqora Chemicals supplies Dityrosine, a high-purity reference standard of Dityrosine registered under CAS number 63442-81-9. The compound has the formula C18H20N2O6, corresponding to a molecular weight of 360.4 g/mol. Systematically, it is named (2S)-2-amino-3-[3-[5-[(2S)-2-amino-2-carboxyethyl]-2-hydroxyphenyl]-4-hydroxyphenyl]propanoic acid. Alternative names: O,O-Dityrosine and L,L-dityrosine.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

As a reference sample of Dityrosine, it is used for identification, assay and impurity-profiling work during analytical method development, validation (AMV) and routine QC. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer Dityrosine in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Dityrosine

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

Dityrosine impurities

Specifications & identifiers

Chemical identifiers
Product name	Dityrosine
Catalogue No.	VQ-036750
CAS Number	63442-81-9
IUPAC name	(2S)-2-amino-3-[3-[5-[(2S)-2-amino-2-carboxyethyl]-2-hydroxyphenyl]-4-hydroxyphenyl]propanoic acid
Molecular formula	C₁₈H₂₀N₂O₆
Molecular weight	360.4 g/mol
Exact mass	360.1321
Grade	Reference Standard
HSN code	38229090
InChIKey	OQALFHMKVSJFRR-KBPBESRZSA-N
SMILES	C1=CC(=C(C=C1C[C@@H](C(=O)O)N)C2=C(C=CC(=C2)C[C@@H](C(=O)O)N)O)O
PubChem CID	14554235

Physical properties
Physical form	Solid
LogP (XLogP3)	-3.8
H-bond donors / acceptors	6 / 8
TPSA	167 Å²
Synonyms	O,O-Dityrosine, L,L-dityrosine, 3,3'-dityrosine, 3,3'-Bityrosine, (1,1'-Biphenyl)-3,3'-dipropanoic acid, alpha,alpha'-diamino-6,6'-dihydroxy-, (S-(R,R))-, LL-dityrosine, 3,3'-di-L-tyrosine, (2S,2'S)-3,3'-(6,6'-Dihydroxy-[1,1'-biphenyl]-3,3'-diyl)bis(2-aminopropanoic acid), (2S,2'S)-3,3'-(6,6'-dihydroxybiphenyl-3,3'-diyl)bis(2-aminopropanoic acid), L-Dityrosine, L,L-Dityrosine (o,o'-Dityrosine)

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 Dityrosine?

The CAS Registry Number of Dityrosine is 63442-81-9. It is also known as O,O-Dityrosine, L,L-dityrosine, 3,3'-dityrosine.

What is the molecular formula and molecular weight of Dityrosine?

Dityrosine has the molecular formula C18H20N2O6 and a molecular weight of 360.4 g/mol. Its IUPAC name is (2S)-2-amino-3-[3-[5-[(2S)-2-amino-2-carboxyethyl]-2-hydroxyphenyl]-4-hydroxyphenyl]propanoic acid.

What is Dityrosine used for?

Dityrosine is supplied as a characterised reference material related to Dityrosine. 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 Dityrosine can I order?

We supply Dityrosine in Reference Standard grade, 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 Dityrosine?

Yes. Every lot of Dityrosine 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 Dityrosine be shipped internationally?

Yes. We export Dityrosine worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.