4-Thiouracil

4-Thiouracil
Names
	IUPAC name 4-Thioxo-1H-pyrimidin-2-one
Identifiers
CAS Number	591-28-6 ;
3D model (JSmol)	Interactive image;
ChEMBL	ChEMBL1650608 ;
ChemSpider	2016146 ;
ECHA InfoCard	100.155.914
MeSH	Thiouracil
PubChem CID	2734394;
CompTox Dashboard (EPA)	DTXSID50207840 ;
	InChI InChI=1S/C4H4N2OS/c7-4-5-2-1-3(8)6-4/h1-2H,(H2,5,6,7,8) Key: OVONXEQGWXGFJD-UHFFFAOYSA-N;
	SMILES O=C1\C=C/NC(=S)N1;
Properties
Chemical formula	C4H4N2OS
Molar mass	128.15 g·mol−1
Melting point	295 °C (563 °F; 568 K) (decomp.)[1]
Hazards
GHS pictograms
GHS Signal word	Warning
GHS hazard statements	H302, H312, H332
GHS precautionary statements	P261, P264, P270, P271, P280, P301+312, P302+352, P304+312, P304+340, P312, P322, P330, P363, P501
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
	Infobox references

4-Thiouracil is a heterocyclic organic compound having a pyrimidine skeleton. It is a derivative of the nucleobase uracil with a sulfur instead of oxygen in position 4. It is found naturally in the 4-thiouridine nucleotide.

References

Sigma-Aldrich Co., 4-Thiouracil. Retrieved on 19 March 2019.

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[Aldrich-1] Sigma-Aldrich Co., 4-Thiouracil. Retrieved on 19 March 2019.