5-Methyl-2-thioxo-2,3-dihydro-4(1H)-pyrimidinone

Basic Information

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CAS Number

636-26-0

Molecular Formula

C5H6N2OS

Molecular Weight

142.18 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Fine Chemicals Dyes and Pigments Organic Dyes

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

265-267 ºC

Boiling Point

329.7°C at 760 mmHg

Density

1.36

Flash Point

153.2°C

Refractive Index

1.6430 (estimate)

SMILES

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CC1=CNC(=S)NC1=O

InChI

InChI=1S/C5H6N2OS/c1-3-2-6-5(9)7-4(3)8/h2H,1H3,(H2,6,7,8,9)

InChIKey

ZLAQATDNGLKIEV-UHFFFAOYSA-N

LogP

0.74091

Topological Polar Surface Area

48.65 Å²

Hydrogen Bond Donor/Acceptor

2 / 3

Complexity

197

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Stability

Stable but may be heat or light sensitive. Incompatible with strong oxidizing agents.

Synonyms & References

English

5-METHYL-2-THIOURACIL
SCHEMBL8139808
5-methyl-2 thiouracil
FT-0620619
EN300-97160
Uracil, 5-methyl-2-thio-
KUC108901N
A834443
CCRIS 6069
AC-907/25004441
J-515497
SCHEMBL25450
5-methyl-2-mercaptopyrimidin-4-ol
MFCD00009777
AKOS002263996
AI3-26055
NCGC00260445-01
M0994
2-Thiothymine
5-methyl-2-thioxo-2,3-dihydropyrimidin-4(1H)-one
4(1H)-Pyrimidinone, 2,3-dihydro-5-methyl-2-thioxo-
5-Methyl-2-sulfanylidene-1,2,3,4-tetrahydropyrimidin-4-one
2,3-Dihydro-5-methyl-2-thioxo-4(1H)-pyrimidinone
4-Hydroxy-5-methyl-2-thiopyrimidine
CS-W018293
5-methyl-2-sulfanylidene-1H-pyrimidin-4-one
DS-3047
4(1H)-Pyrimidinone,3-dihydro-5-methyl-2-thioxo-
NS00120784
NSC-9377
4-Hydroxy-5-methyl-2-mercaptopyrimidine

MDL Number

MFCD00009777

Customs Code

2933599090

FAQ

What regulatory guidelines apply to 5-Methyl-2-thioxo-2,3-dihydro-4(1H)-pyrimidinone (CAS: 636-26-0)?

5-Methyl-2-thioxo-2,3-dihydro-4(1H)-pyrimidinone (CAS: 636-26-0) must comply with the Globally Harmonized System of Classification and Labeling of Chemicals (GHS) for hazardous substances. In the European Union, it falls under the Registration, Evaluation, Authorization, and Restriction of Chemicals (REACH) regulations. Additionally, the US FDA and EPA have specific guidelines for handling and disposal that must be followed.

Are there alternatives to 5-Methyl-2-thioxo-2,3-dihydro-4(1H)-pyrimidinone (CAS: 636-26-0) in synthesis?

Alternative reagents like N-methyl-2-imidazolidinone or 5-aminopyrimidine can be used as substitutes in the synthesis of 5-Methyl-2-thioxo-2,3-dihydro-4(1H)-pyrimidinone (CAS: 636-26-0). These alternatives offer similar functional groups and can be adapted based on specific reaction conditions and desired product purity.

What is the market or research trend for 5-Methyl-2-thioxo-2,3-dihydro-4(1H)-pyrimidinone (CAS: 636-26-0)?

The market for 5-Methyl-2-thioxo-2,3-dihydro-4(1H)-pyrimidinone (CAS: 636-26-0) is trending towards increasing research in drug development and pharmaceutical applications, particularly in antiviral and anticancer therapies. Recent studies are exploring its potential as a bioactive compound, leading to advancements in synthetic chemistry and pharmaceutical formulation techniques.

How should waste containing 5-Methyl-2-thioxo-2,3-dihydro-4(1H)-pyrimidinone (CAS: 636-26-0) be handled?

Waste containing 5-Methyl-2-thioxo-2,3-dihydro-4(1H)-pyrimidinone (CAS: 636-26-0) should be collected in sealed containers and stored separately to prevent contamination. It should then be incinerated or disposed of through professional waste disposal services to ensure compliance with environmental regulations. Adequate protective measures and personal protective equipment (PPE) should be used during handling to protect against potential hazards.