L-Threonine 2,3 D2

Name: L-Threonine 2,3 D2
Brand: Vaqora Chemicals
SKU: VQ-052409

About L-Threonine 2,3 D2

L-Threonine 2,3 D2 (CAS 1202936-45-5) is a stable isotope labelled standard offered by Vaqora Chemicals. Formula C4H9NO3, molecular weight 121.13 g/mol. The IUPAC name is (2S,3R)-2-amino-2,3-dideuterio-3-hydroxybutanoic acid. Alternative names: L-Threonine-d2 and L-Threonine-2,3-d2 (ACI).

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This isotope-labelled compound is used as an internal standard for LC-MS and LC-MS/MS quantitation in bioanalytical, pharmacokinetic and impurity studies. It is used across 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

LC-MS/MS internal standard
Bioanalytical quantitation
Pharmacokinetic studies

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	L-Threonine 2,3 D2
Catalogue No.	VQ-052409
CAS Number	1202936-45-5
IUPAC name	(2S,3R)-2-amino-2,3-dideuterio-3-hydroxybutanoic acid
Molecular formula	C₄H₉NO₃
Molecular weight	121.13 g/mol
Exact mass	121.0708
Grade	Reference Standard
HSN code	38229090
InChIKey	AYFVYJQAPQTCCC-JZFQEKCDSA-N
SMILES	[2H][C@@](C)([C@@]([2H])(C(=O)O)N)O
PubChem CID	89944556

Physical properties
Physical form	Solid
LogP (XLogP3)	-2.9
H-bond donors / acceptors	3 / 4
TPSA	83.6 Å²

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 L-Threonine 2,3 D2?

The CAS Registry Number of L-Threonine 2,3 D2 is 1202936-45-5. It is also known as L-Threonine-d2, L-Threonine-2,3-d2 (ACI), (2S,3R)-2-amino-2,3-dideuterio-3-hydroxy-butanoic acid.

What is the molecular formula and molecular weight of L-Threonine 2,3 D2?

L-Threonine 2,3 D2 has the molecular formula C4H9NO3 and a molecular weight of 121.13 g/mol. Its IUPAC name is (2S,3R)-2-amino-2,3-dideuterio-3-hydroxybutanoic acid.

Which grade and pack sizes of L-Threonine 2,3 D2 can I order?

We supply L-Threonine 2,3 D2 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 L-Threonine 2,3 D2?

Yes. Every lot of L-Threonine 2,3 D2 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 L-Threonine 2,3 D2 be shipped internationally?

Yes. We export L-Threonine 2,3 D2 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.