6-Thioguanine, ≥98%

Name: 6-Thioguanine, ≥98%
Brand: Vaqora Chemicals
SKU: VQ-002756

About 6-Thioguanine, ≥98%

Listed under CAS 154-42-7, 6-Thioguanine is a bioactive small molecule available from Vaqora Chemicals with a typical assay of ≥98%. The compound has the formula C5H5N5S, corresponding to a molecular weight of 167.19 g/mol. Systematically, it is named 2-amino-3,7-dihydropurine-6-thione. It is also known as 2-Amino-6-mercaptopurine or 2-Amino-6-purinethiol.

In its supplied form it is a white to light yellow-green powder. Literature values give a melting point of ≥300 °C. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Danger” with 2 hazard statements. Review the Safety Data Sheet before use.

It is commonly used for cell signalling research, pharmacological screening and target validation. Buyers come mainly from academic and industrial research and diagnostics and biotechnology.

We offer 6-Thioguanine in 100 mg, 250 mg and 1 g packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Cell signalling research
Pharmacological screening
Target validation

Industries

Specifications & identifiers

Chemical identifiers
Product name	6-Thioguanine, ≥98%
Catalogue No.	VQ-002756
CAS Number	154-42-7
IUPAC name	2-amino-3,7-dihydropurine-6-thione
Molecular formula	C₅H₅N₅S
Molecular weight	167.19 g/mol
Exact mass	167.0266
Purity / assay	≥98%
HSN code	29332990
InChIKey	WYWHKKSPHMUBEB-UHFFFAOYSA-N
SMILES	C1=NC2=C(N1)C(=S)N=C(N2)N
PubChem CID	2723601

Physical properties
Physical form	Powder
Appearance	White to light yellow-green powder
Melting point	≥300 °C
LogP (XLogP3)	-0.1
H-bond donors / acceptors	3 / 2
TPSA	111 Å²
UN number	UN 2811
Synonyms	2-Amino-6-mercaptopurine, 2-Amino-6-purinethiol, thioguanine, Tioguanine, 6-Mercaptoguanine, Tioguanin, 2-Amino 6MP, 2-Aminopurin-6-thiol, 2-Aminopurine-6-thiol, 2-Aminopurine-6(1H)-thione, Wellcome U3B, 6-Mercapto-2-aminopurine

Safety & hazard information (GHS)

Toxic

Health hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H341Suspected of causing genetic defects

Precautionary statements: P203, P264, P270, P280, P301 + P316, P318, P321, P330, P405, 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 6-Thioguanine, ≥98%?

The CAS Registry Number of 6-Thioguanine, ≥98% is 154-42-7. It is also known as 2-Amino-6-mercaptopurine, 2-Amino-6-purinethiol, thioguanine.

What is the molecular formula and molecular weight of 6-Thioguanine, ≥98%?

6-Thioguanine, ≥98% has the molecular formula C5H5N5S and a molecular weight of 167.19 g/mol. Its IUPAC name is 2-amino-3,7-dihydropurine-6-thione.

Which grade and pack sizes of 6-Thioguanine, ≥98% can I order?

We supply 6-Thioguanine, ≥98% in (≥98%) grade, in 100 mg, 250 mg, 1 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 6-Thioguanine, ≥98%?

Yes. Every lot of 6-Thioguanine, ≥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 6-Thioguanine, ≥98% be shipped internationally?

Yes. 6-Thioguanine, ≥98% is classified as hazardous (UN 2811), 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.