API reference

Tioguanine

CAS number
154-42-7
Molecular formula
C5H5N5S
Molecular weight
167.19 g/mol
Tioguanine — 2D structure
2D structure (PubChem)

About this molecule

Thioguanine Anhydrous is the anhydrous salt form of thioguanine, a synthetic guanosine analogue antimetabolite, with antineoplastic activity. Thioguanine is phosphorylated by hypoxanthine-guanine phosphoribosyltransferase to 6-thioguanylic acid (TGMP) and upon conversion to thioguanosine diphosphate (TGDP) and thioguanosine triphosphate (TGTP), this agent is incorporated into DNA and RNA, resulting in inhibition of DNA and RNA synthesis and cell death. This agent also inhibits glutamine-5-phosphoribosylpyrophosphate amidotransferase, thereby inhibiting purine ribonulceotide synthesis.

Source: NCI Thesaurus (NCIt), via PubChem.

Identifiers

IUPAC name
2-amino-3,7-dihydropurine-6-thione
InChIKey
WYWHKKSPHMUBEB-UHFFFAOYSA-N
SMILES
C1=NC2=C(N1)C(=S)N=C(N2)N
Other CAS numbers recorded
157646-93-0 · 611-67-6
PubChem CID
2723601

Also known as

6-Thioguanine · thioguanine · Tioguanine · 2-Amino-6-mercaptopurine · 6-Mercaptoguanine · 2-Amino-6-purinethiol · Tioguanin · Tabloid

Chemical data on this page is drawn from PubChem (National Library of Medicine) and is provided for identification only. Hanpars does not hold stock of every substance listed; availability, grade, documentation and regulatory status are confirmed per enquiry.

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