4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid

Product Name: 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid
CAS No.: 7712-05-2
Chemical Name: 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid
Synonyms: 4H,6H-thieno[2,3-c]thiophene-2-carboxylic acid;4,6-Dihydro-thienothiophen-2-carbonsaeure;4,6-dihydrothieno[2,3-c]thiophene-2-carboxylic acid;4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid;4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylicAcid>Thieno[3,4-b]thiophene-2-carboxylic acid, 4,6-dihydro-;4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid 96%;4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic Acid
CBNumber: CB42546496
Molecular Formula: C7H6O2S2
Formula Weight: 186.25
MOL File: 7712-05-2.mol

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4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid Property

Melting point:: 240°C(lit.)
Boiling point:: 419.0±45.0 °C(Predicted)
Density: 1.551
storage temp.: 2-8°C(protect from light)
form: powder to crystal
pka: 3.56±0.20(Predicted)
color: Light orange to Yellow to Green
InChIKey: RBINIIIGSUWMLQ-UHFFFAOYSA-N

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Safety

HS Code: 2934999090

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P280Wear protective gloves/protective clothing/eye protection/face protection.

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N-Bromosuccinimide Price

TCI Chemical

Product number: D4071
Product name: 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic Acid
Purity: >98.0%(GC)(T)
Packaging: 1g
Price: $732
Updated: 2024/03/01

TRC

Product number: D454783
Product name: 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic Acid
Packaging: 100mg
Price: $60
Updated: 2021/12/16

Apolloscientific

Product number: OR54533
Product name: 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic Acid
Purity: 96%
Packaging: 250mg
Price: $41
Updated: 2021/12/16

Biosynth Carbosynth

Product number: FD61237
Product name: 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic Acid
Packaging: 50mg
Price: $43
Updated: 2021/12/16

SynQuest Laboratories

Product number: 6H66-1-0V
Product name: 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid
Purity: 96%
Packaging: 250mg
Price: $64
Updated: 2021/12/16

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4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid Chemical Properties,Usage,Production

Uses

4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid can be used as organic synthesis intermediates and pharmaceutical intermediates, mainly used in laboratory research and development processes and pharmaceutical and chemical production processes.

Synthesis

Compound 3 was dissolved in ethanol,Potassium hydroxide was added and refluxed at 78 ° C for 4 h,After cooling to room temperature (25 ° C), the reaction solution was extracted with IM HCl, extracted with ethyl acetate, dried over Mg2SO4 and dried to give the title compound 4 (92%).

4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid Preparation Products And Raw materials

Raw materials

Preparation Products

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4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid Suppliers

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7712-05-2