D-alpha-Methyltyrosine

Name: D-alpha-Methyltyrosine
Brand: Vaqora Chemicals
SKU: VQ-042746

About D-alpha-Methyltyrosine

D-alpha-Methyltyrosine (CAS 672-86-6) is an impurity of Tyrosine offered by Vaqora Chemicals. The compound has the formula C10H13NO3, corresponding to a molecular weight of 195.21 g/mol. Its systematic (IUPAC) name is (2R)-2-amino-3-(4-hydroxyphenyl)-2-methylpropanoic acid. Alternative names: (R)-alpha-Methyltyrosine and (R)-Metirosine.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Pharmaceutical QC and development laboratories use this impurity standard of Tyrosine to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Tyrosine

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

Tyrosine impurities

Specifications & identifiers

Chemical identifiers
Product name	D-alpha-Methyltyrosine
Catalogue No.	VQ-042746
CAS Number	672-86-6
IUPAC name	(2R)-2-amino-3-(4-hydroxyphenyl)-2-methylpropanoic acid
Molecular formula	C₁₀H₁₃NO₃
Molecular weight	195.21 g/mol
Exact mass	195.0895
Grade	Reference Standard
HSN code	38229090
InChIKey	NHTGHBARYWONDQ-SNVBAGLBSA-N
SMILES	C[C@@](CC1=CC=C(C=C1)O)(C(=O)O)N
PubChem CID	12650

Physical properties
Physical form	Solid
LogP (XLogP3)	-1.6
H-bond donors / acceptors	3 / 4
TPSA	83.6 Å²
Synonyms	(R)-alpha-Methyltyrosine, (R)-Metirosine, Metirosine, (R)-, (R)-2-Amino-3-(4-hydroxyphenyl)-2-methylpropanoic acid, alpha-methyl-D-tyrosine, D(+)-metyrosine, Racemetirosine, (R)-, (R)-2-Amino-3-(4-hydroxyphenyl)-2-methylpropanoicacid, (2R)-2-ammonio-3-(4-hydroxyphenyl)-2-methylpropanoate, alpha-Me-D-Tyr-OH, alpha-Methyl-D-Tyr, beta-Me-D-Tyr-OH

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 D-alpha-Methyltyrosine?

The CAS Registry Number of D-alpha-Methyltyrosine is 672-86-6. It is also known as (R)-alpha-Methyltyrosine, (R)-Metirosine, Metirosine, (R)-.

What is the molecular formula and molecular weight of D-alpha-Methyltyrosine?

D-alpha-Methyltyrosine has the molecular formula C10H13NO3 and a molecular weight of 195.21 g/mol. Its IUPAC name is (2R)-2-amino-3-(4-hydroxyphenyl)-2-methylpropanoic acid.

What is D-alpha-Methyltyrosine used for?

D-alpha-Methyltyrosine is supplied as a characterised reference material related to Tyrosine. 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 D-alpha-Methyltyrosine can I order?

We supply D-alpha-Methyltyrosine 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 D-alpha-Methyltyrosine?

Yes. Every lot of D-alpha-Methyltyrosine 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 D-alpha-Methyltyrosine be shipped internationally?

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