Merck
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333786

Sigma-Aldrich

L-Dopa-(phenyl-d3)

≥98 atom % D, ≥98% (CP)

Synonym(s):
3-(3,4-Dihydroxyphenyl-2,5,6-d3)-L-alanine
Linear Formula:
(HO)2C6D3CH2CH(NH2)CO2H
CAS Number:
Molecular Weight:
200.21
MDL number:
PubChem Substance ID:
NACRES:
NA.12

Quality Level

isotopic purity

≥98 atom % D

assay

≥98% (CP)

form

powder

optical activity

[α]27/D −11.5°, c = 5 in 1 M HCl

technique(s)

mass spectrometry (MS): suitable

mp

292 °C (dec.) (lit.)

mass shift

M+3

storage temp.

2-8°C

SMILES string

[2H]c1c([2H])c(C[C@H](N)C(O)=O)c([2H])c(O)c1O

InChI

1S/C9H11NO4/c10-6(9(13)14)3-5-1-2-7(11)8(12)4-5/h1-2,4,6,11-12H,3,10H2,(H,13,14)/t6-/m0/s1/i1D,2D,4D

InChI key

WTDRDQBEARUVNC-UOCCHMHCSA-N

General description

L-Dopa-(phenyl-d3) is an isotopic analogue of 3-(3,4-Dihydroxyphenyl)-L-alanine amino acid.

Application

L-Dopa-(phenyl-d3) can be used as an internal standard.
L-Dopa-(phenyl-d3) or (3-(3,4-dihydroxyphenyl-2,5,6-d3)-L-alanine) can be used as an internal standard for the quantification of methyldopa in human plasma by LC-MS-MS based method.

Packaging

1 g in glass bottle
250 mg in glass bottle
This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

Quantification of methyldopa in human plasma by high-performance liquid chromatography?electrospray tandem mass spectrometry: Application to a bioequivalence study
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