L-Thyroxine sodium salt pentahydrate, 98%

About L-Thyroxine sodium salt pentahydrate, 98%

L-Thyroxine sodium salt pentahydrate is a cell culture reagent carrying the CAS registry number 6106-07-6, specified at ≥98% purity. Formula C15H20I4NNaO9, molecular weight 888.93 g/mol. Systematically, it is named sodium, (2S)-2-amino-3-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]propanoate. Pentahydrate. Common synonyms include Sodium levothyroxine and levothyroxine sodium pentahydrate.

The material typically appears as a white to yellow to orange powder. Literature values give a melting point of 207-210 (dec.). Store it at 2–8 °C, in a tightly closed container. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Typical applications include cell culture, media supplementation and cell-based assays. Buyers come mainly from academic and industrial research and diagnostics and biotechnology.

Standard pack sizes are 100 mg, 1 g and 5 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Cell culture
Media supplementation
Cell-based assays

Industries

Specifications & identifiers

Chemical identifiers
Product name	L-Thyroxine sodium salt pentahydrate, 98%
Catalogue No.	VQ-003198
CAS Number	6106-07-6
IUPAC name	sodium;(2S)-2-amino-3-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]propanoate;pentahydrate
Molecular formula	C₁₅H₂₀I₄NNaO₉
Molecular weight	888.93 g/mol
Exact mass	888.7215
Purity / assay	≥98%
HSN code	29215130
InChIKey	JMHCCAYJTTWMCX-QWPJCUCISA-M
SMILES	C1=C(C=C(C(=C1I)OC2=CC(=C(C(=C2)I)O)I)I)C[C@@H](C(=O)[O-])N.O.O.O.O.O.[Na+]
PubChem CID	23665037

Physical properties
Physical form	Powder
Appearance	White to yellow to orange powder
Melting point	207-210 (dec.)
H-bond donors / acceptors	7 / 10
TPSA	101 Å²
Storage	2–8 °C
Synonyms	3-[4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]-L-alanine sodium salt, Sodium levothyroxine, levothyroxine sodium pentahydrate, L-Thyroxine sodium pentahydrate, Sodium L-thyroxine pentahydrate, L-Thyroxine (sodium salt pentahydrate), L-Thyroxinesodiumpentahydrate, 3',3,5',5-Tetraiodo-L-thyronine sodium salt pentahydrate, L-Tyrosine, O-(4-hydroxy-3,5-diiodophenyl)-3,5-diiodo-, sodium salt, pentahydrate, O-(4-Hydroxy-3,5-diiodophenyl)-3,5-diiodo-L-tyrosine sodium salt pentahydrate, L-Thyroxine sodium salt pentahydrate, 98%, 3-[4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diio

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H332Harmful if inhaled

Precautionary statements: P261, P264, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P317, P321, P330, P362 + P364, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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-Thyroxine sodium salt pentahydrate, 98%?

The CAS Registry Number of L-Thyroxine sodium salt pentahydrate, 98% is 6106-07-6. It is also known as 3-[4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]-L-alanine sodium salt, Sodium levothyroxine, levothyroxine sodium pentahydrate.

What is the molecular formula and molecular weight of L-Thyroxine sodium salt pentahydrate, 98%?

L-Thyroxine sodium salt pentahydrate, 98% has the molecular formula C15H20I4NNaO9 and a molecular weight of 888.93 g/mol.

Which grade and pack sizes of L-Thyroxine sodium salt pentahydrate, 98% can I order?

We supply L-Thyroxine sodium salt pentahydrate, 98% in (≥98%) grade, in 100 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with L-Thyroxine sodium salt pentahydrate, 98%?

Yes. Every lot of L-Thyroxine sodium salt pentahydrate, 98% 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-Thyroxine sodium salt pentahydrate, 98% be shipped internationally?

Yes. L-Thyroxine sodium salt pentahydrate, 98% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

How should L-Thyroxine sodium salt pentahydrate, 98% be stored?

2–8 °C. Keep the container tightly closed and refer to the SDS for full handling guidance.