ChemicalBook > CAS DataBase List > 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid
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
More
Less
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
More
Less
Safety
- HS Code
- 2934999090
More
Less
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.
More
Less
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
More
Less
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
More
Less
4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid Suppliers
- Tel
- 0512-87888687 13626191410
- Fax
- 0512-62929131
- rosenchemical@163.com
- Country
- China
- ProdList
- 277
- Advantage
- 58
- Tel
- 010-82848833 400-666-7788
- Fax
- 86-10-82849933
- jkinfo@jkchemical.com
- Country
- China
- ProdList
- 96815
- Advantage
- 76
- Tel
- 021-61259108 18621169109
- Fax
- 86-21-61259102
- market03@meryer.com
- Country
- China
- ProdList
- 40228
- Advantage
- 62
- Tel
- 021-67121386
- Fax
- 021-67121385
- Sales-CN@TCIchemicals.com
- Country
- China
- ProdList
- 24529
- Advantage
- 81
- Tel
- 021-021-58432009 400-005-6266
- Fax
- 021-58436166
- sales8178@energy-chemical.com
- Country
- China
- ProdList
- 44688
- Advantage
- 61
- Tel
- 021-61551611 13296011611
- Fax
- +86 21-50676805
- contact@trustwe.com
- Country
- China
- ProdList
- 9895
- Advantage
- 58
- Tel
- 13901585132
- Fax
- +86-25-52131256
- 799750417@qq.com
- Country
- China
- ProdList
- 8878
- Advantage
- 55
- Tel
- 03-36680489
- Fax
- 03-3668-0520
- Sales-JP@TCIchemicals.com
- Country
- Japan
- ProdList
- 28387
- Advantage
- 80
- Tel
- 320-37350700
- Fax
- +32 (0)37350701
- sales@tcieurope.eu
- Country
- Europe
- ProdList
- 23671
- Advantage
- 75
- Tel
- 800-4238616
- Fax
- +1-888-520-1075 / +1-503-283-1987
- sales@tciamerica.com
- Country
- Americas
- ProdList
- 23653
- Advantage
- 75