3-METHYLTHIENO(2,3-D)PYRIMIDIN-4(5H)-ONE

3-METHYLTHIENO(2,3-D)PYRIMIDIN-4(5H)-ONE - Names and Identifiers

Name	5-methylthieno[2,3-d]pyrimidin-4(3H)-one
Synonyms	5-Methylthieno[2,3-d]pyrimidin-4(3H) 5-Methyl-3H-thieno[2,3-d]pyrimidin-4-one 5-methylthieno[2,3-d]pyrimidin-4(3H)-one 5-Methylthieno[2,3-d]pyrimidin-4(3H)-one 3-METHYLTHIENO(2,3-D)PYRIMIDIN-4(5H)-ONE Thieno[2,3-d]pyrimidin-4(3H)-one, 5-methyl- Thieno[2,3-d]pyrimidin-4(1H)-one, 5-methyl- 5-Methyl-3,4-Dihydrothieno[2,3-d]Pyrimid-4-One 5-Methyl-3,4-dihydrothieno[2,3-d]pyrimidin-4-one
CAS	43088-64-8
InChI	InChI=1/C7H6N2OS/c1-4-2-11-7-5(4)6(10)8-3-9-7/h2-3H,1H3,(H,8,9,10)

3-METHYLTHIENO(2,3-D)PYRIMIDIN-4(5H)-ONE - Physico-chemical Properties

Molecular Formula	C7H6N2OS
Molar Mass	166.2
Density	1.53±0.1 g/cm3(Predicted)
Melting Point	>235℃
Boling Point	403.9±33.0 °C(Predicted)
Flash Point	198.1°C
Vapor Presure	9.82E-07mmHg at 25°C
pKa	11.41±0.20(Predicted)
Storage Condition	Sealed in dry,Room Temperature
Refractive Index	1.752

3-METHYLTHIENO(2,3-D)PYRIMIDIN-4(5H)-ONE - Risk and Safety

HS Code

29335990

3-METHYLTHIENO(2,3-D)PYRIMIDIN-4(5H)-ONE - Introduction

5-methylthieno[2,3-d]pyrimidin-4(3H)-one is an organic compound with the chemical formula C8H6N2OS. It has the following properties:

1. Appearance: 5-methylthieno[2,3-d]pyrimidin-4(3H)-one is a white solid powder.

2. solubility: it can be dissolved in common organic solvents.

3. Melting point: Its melting point is about 100-102°C.

4. Stability: It is a stable compound and is not easy to decompose.

5. use: 5-methylthieno[2,3-d]pyrimidin-4(3H)-one is a biologically active compound, often used in the pharmaceutical field as a drug intermediate or involved in drug synthesis.

6. preparation method: the preparation method of 5-methylthieno[2,3-d]pyrimidin-4(3H)-one is mainly through organic chemical synthesis reaction, and different substrates and reaction conditions can be used for synthesis, and the specific method depends on the needs of the target compound.

7. safety information: safety information on 5-methylthieno[2,3-d]pyrimidin-4(3H)-one is still lack of experimental data, so it is necessary to follow laboratory safety procedures when using, and strictly control its use and storage conditions. When in use, wear suitable protective equipment to avoid contact with skin and eyes. If exposed or ingested, wash the affected area immediately and seek medical attention. When conducting synthesis experiments, a more stringent chemical management system should be followed and appropriate waste disposal measures should be ensured.

Last Update：2024-04-09 20:49:11