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Key Documents

Safety Information

8.21120

Sigma-Aldrich

2-Thiouracil

for synthesis

Synonym(s):

2-Thiouracil, 4-Hydroxy-2-mercaptopyrimidine

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About This Item

Empirical Formula (Hill Notation):
C4H4N2OS
CAS Number:
Molecular Weight:
128.15
MDL number:
UNSPSC Code:
12352115
EC Index Number:
205-508-8
NACRES:
NA.22

Quality Level

Assay

≥98.0% (HPLC)

autoignition temp.

570 °C

mp

>300 °C

bulk density

600 kg/m3

storage temp.

2-30°C

SMILES string

Sc1nc(ccn1)O

InChI

1S/C4H4N2OS/c7-3-1-2-5-4(8)6-3/h1-2H,(H2,5,6,7,8)

InChI key

ZEMGGZBWXRYJHK-UHFFFAOYSA-N

Application

<ul>
<li><strong>Enhanced photocatalytic degradation using 2-Thiouracil:</strong> 2-Thiouracil is used obtained a carbonyl heterocycle-containing mesoporous carbon nitride photocatalyst (TCN) that demonstrated improved photocatalytic activity for environmental pollutant degradation, specifically for ciprofloxacin removal (Xu et al., 2023).</li>
</ul>

Analysis Note

Assay (HPLC, area%): ≥ 98.0 % (a/a)
Identity (IR): passes test

Pictograms

Health hazard

Signal Word

Warning

Hazard Statements

Hazard Classifications

Carc. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 3


Regulatory Listings

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ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names


Certificates of Analysis (COA)

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