Diethyl (2-thienylmethylene)malonate | CAS No. 30313-06-5
Diethyl (2-thienylmethylene)malonate
Basic Information
CAS Number
30313-06-5
Molecular Formula
C12H14O4S
Molecular Weight
254.31 g/mol
AD
Chemical Classification
Basic Physical Properties
Melting Point
68-69 ºC
Synonyms & References
English
- 30313-06-5
- BRN 0212007
- Diethyl 2-thenylidenemalonate
- MALONIC ACID, (2-THENYLIDENE)-, DIETHYL ESTER
- FT-0638917
- diethyl 2-(2-thienylmethylene)propanedioate
- diethyl 2-(2-thienylmethylidene)malonate
- DTXSID70184407
- MFCD00115066
- A820316
- diethyl 2-(thiophen-2-ylmethylidene)propanedioate
- diethyl 2-(2-thienylmethylene)malonate
- diethyl 2-(thiophen-2-ylmethylene)malonate
- 2-(thiophen-2-yl-methylene)-propanedioic acid diethyl ester
- 1,3-diethyl 2-[(thiophen-2-yl)methylidene]propanedioate
- Propanedioic acid, 2-(2-thienylmethylene)-, 1,3-diethyl ester
- Propanedioic acid,2-(2-thienylmethylene)-, 1,3-diethyl ester
- diethyl 2-thienylidenemalonate
- diethyl thiophenylidene malonate
- thiophen-2-ylmethylene-malonic acid diethyl ester
- Diethyl (2-thienylmethylene)malonate
- Diethyl 2-((thien-2-yl)methylene)malonate
MDL Number
MFCD00115066
FAQ
What are the physical and chemical properties of Diethyl (2-thienylmethylene)malonate (CAS: 30313-06-5)?
Diethyl (2-thienylmethylene)malonate is a white crystalline solid with a molecular weight of approximately 238.27 g/mol. It has a low solubility in water but is soluble in organic solvents like ethanol and acetone. Chemically, it is reactive towards nucleophiles and can undergo esterification and condensation reactions.
How is Diethyl (2-thienylmethylene)malonate (CAS: 30313-06-5) typically synthesized?
Diethyl (2-thienylmethylene)malonate is typically synthesized via a condensation reaction between 2-thiophenecarboxaldehyde and ethyl malonate in the presence of an acid catalyst such as sulfuric acid. The reaction is carried out at elevated temperatures, and the yield is generally high, with selectivity towards the desired product.
What industries use Diethyl (2-thienylmethylene)malonate (CAS: 30313-06-5)?
Diethyl (2-thienylmethylene)malonate finds applications in the pharmaceutical industry for the synthesis of intermediates, in the polymer industry as a monomer or additive, and in the sensor and semiconductor industries for the development of functional materials and devices.
What precautions should be taken when handling Diethyl (2-thienylmethylene)malonate (CAS: 30313-06-5)?
When handling Diethyl (2-thienylmethylene)malonate, it is important to use appropriate personal protective equipment (PPE), including gloves, goggles, and a lab coat. The substance should be stored in a cool, dry place away from any ignition sources. In case of spill, ensure proper ventilation and use appropriate spill cleanup materials. Always refer to the Safety Data Sheet (SDS) for detailed safety information.
Related Compounds
![N-(2-Methoxyphenyl)-N-[(4-methylphenyl)sulfonyl]-beta-alanine structure](https://static.chemtradehub.com/structs/103/103687-96-3-8086.webp "N-(2-Methoxyphenyl)-N-[(4-methylphenyl)sulfonyl]-beta-alanine structure")
N-(2-Methoxyphenyl)-N-[(4-methylphenyl)sulfonyl]-beta-alanine
CAS Number:
103687-96-3
Molecular Formula:
C17H19NO5S
![5'-O-[Bis(4-methoxyphenyl)(phenyl)methyl]cytidine structure](https://static.chemtradehub.com/structs/112/112897-99-1-d1f4.webp "5'-O-[Bis(4-methoxyphenyl)(phenyl)methyl]cytidine structure")
5'-O-[Bis(4-methoxyphenyl)(phenyl)methyl]cytidine
CAS Number:
112897-99-1
Molecular Formula:
C30H31N3O7
![(3S,4R)-3-Hydroxy-2,2-dimethyl-4-[(3-oxo-1-cyclopenten-1-yl)oxy]-6-chromanecarbonitrile structure](https://static.chemtradehub.com/structs/121/121055-10-5-583d.webp "(3S,4R)-3-Hydroxy-2,2-dimethyl-4-[(3-oxo-1-cyclopenten-1-yl)oxy]-6-chromanecarbonitrile structure")
(3S,4R)-3-Hydroxy-2,2-dimethyl-4-[(3-oxo-1-cyclopenten-1-yl)oxy]-6-chromanecarbonitrile
CAS Number:
121055-10-5
Molecular Formula:
C17H17NO4
![Methyl 5-chloropyrazolo[1,5-a]pyrimidine-2-carboxylate structure](https://static.chemtradehub.com/structs/126/1263059-26-2-d6da.webp "Methyl 5-chloropyrazolo[1,5-a]pyrimidine-2-carboxylate structure")
Methyl 5-chloropyrazolo[1,5-a]pyrimidine-2-carboxylate
CAS Number:
1263059-26-2
Molecular Formula:
C8H6ClN3O2
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