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ChemicalBook >> CAS DataBase List >> 3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLIC ACID

3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLIC ACID

3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLIC ACID price.
  • $16 - $1215
  • Product name: 3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLIC ACID
  • CAS: 175202-55-8
  • MF: C10H8O4S2
  • MW: 256.3
  • EINECS:200-258-5
  • MDL Number:MFCD00067989
  • Synonyms:3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLIC ACID;BUTTPARK 37\11-69;3,4-Dimethylthieno(2,3-b)thiophene-2,5-;DK7499;Thieno[2,3-b]thiophene-2,5-dicarboxylic acid, 3,4-dimethyl-
Price27 Properties Safety Information Description
27 prices
Selected condition：
Brand
  • aablocks
  • ACHEMBLOCK
  • AHH
  • AK Scientific
  • Alichem
  • Ambeed
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Crysdot
  • Matrix Scientific
  • SynQuest Laboratories
Package
  • 100mg
  • 250.00mg
  • 250mg
  • 1.00g
  • 1g
  • 5.00g
  • 5G
  • 10g
  • 25G
  • Manufactureraablocks
  • Product numberAA0020EF
  • Product description3,4-Dimethylthieno[2,3-b]Thiophene-2,5-Dicarboxylic Acid 95%
  • Packaging100mg
  • Price$16
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0020EF
  • Product description3,4-Dimethylthieno[2,3-b]Thiophene-2,5-Dicarboxylic Acid 95%
  • Packaging250mg
  • Price$19
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0020EF
  • Product description3,4-Dimethylthieno[2,3-b]Thiophene-2,5-Dicarboxylic Acid 95%
  • Packaging1g
  • Price$76
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberW162478
  • Product description3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid 97%
  • Packaging1G
  • Price$110
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberW162478
  • Product description3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid 97%
  • Packaging5G
  • Price$325
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberW162478
  • Product description3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid 97%
  • Packaging25G
  • Price$1215
  • Updated2026-05-27
  • Buy
  • ManufacturerAHH
  • Product numberMT-11065
  • Product description3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid 97%
  • Packaging25g
  • Price$475
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product numberX0203
  • Product description3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylicacid
  • Packaging1g
  • Price$313
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number175202558
  • Product description3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylicacid
  • Packaging25g
  • Price$592.8
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA409907
  • Product description3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylicacid 95+%
  • Packaging1g
  • Price$239
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA409907
  • Product description3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylicacid 95+%
  • Packaging100mg
  • Price$55
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA409907
  • Product description3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylicacid 95+%
  • Packaging250mg
  • Price$80
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0022744
  • Product description3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLIC ACID 95.00%
  • Packaging5G
  • Price$1042.97
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0022744
  • Product description3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLIC ACID 95.00%
  • Packaging1G
  • Price$674.29
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR25290
  • Product description3,4-dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid 95%
  • Packaging1g
  • Price$204
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR25290
  • Product description3,4-dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid 95%
  • Packaging250mg
  • Price$82
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA0020EF 3,4-Dimethylthieno[2,3-b]Thiophene-2,5-Dicarboxylic Acid 95% 100mg $16 2026-05-28 Buy
aablocks AA0020EF 3,4-Dimethylthieno[2,3-b]Thiophene-2,5-Dicarboxylic Acid 95% 250mg $19 2026-05-28 Buy
aablocks AA0020EF 3,4-Dimethylthieno[2,3-b]Thiophene-2,5-Dicarboxylic Acid 95% 1g $76 2026-05-28 Buy
ACHEMBLOCK W162478 3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid 97% 1G $110 2026-05-27 Buy
ACHEMBLOCK W162478 3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid 97% 5G $325 2026-05-27 Buy
ACHEMBLOCK W162478 3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid 97% 25G $1215 2026-05-27 Buy
AHH MT-11065 3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid 97% 25g $475 2026-05-26 Buy
AK Scientific X0203 3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylicacid 1g $313 2021-12-16 Buy
Alichem 175202558 3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylicacid 25g $592.8 2021-12-16 Buy
Ambeed A409907 3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylicacid 95+% 1g $239 2021-12-16 Buy
Ambeed A409907 3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylicacid 95+% 100mg $55 2021-12-16 Buy
Ambeed A409907 3,4-Dimethylthieno[2,3-b]thiophene-2,5-dicarboxylicacid 95+% 250mg $80 2021-12-16 Buy
American Custom Chemicals Corporation CHM0022744 3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLIC ACID 95.00% 5G $1042.97 2021-12-16 Buy
American Custom Chemicals Corporation CHM0022744 3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLIC ACID 95.00% 1G $674.29 2021-12-16 Buy
Apolloscientific OR25290 3,4-dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid 95% 1g $204 2026-06-04 Buy
Apolloscientific OR25290 3,4-dimethylthieno[2,3-b]thiophene-2,5-dicarboxylic acid 95% 250mg $82 2026-06-04 Buy
Next Last

Properties

Melting point :>360°C
Boiling point :538.0±45.0 °C(Predicted)
Density :1.600
storage temp. :Keep in dark place,Sealed in dry,Room Temperature
form :powder
pka :2.70±0.30(Predicted)
color :White
CAS DataBase Reference :175202-55-8(CAS DataBase Reference)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.

Description

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Suppliers and manufacturers

career henan chemical co
3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLIC ACID
$1.00
3,4-DIMETHYLTHIENO[2,3-B]THIOPHENE-2,5-DICARBOXYLIC ACID CAS:175202-55-8
HANGZHOU LEAP CHEM CO., LTD.
Shanghai Acmec Biochemical Technology Co., Ltd.
Amadis Chemical Company Limited Mainchem Co., Ltd. Energy Chemical J & K SCIENTIFIC LTD. Adamas Reagent, Ltd. Nanjing ShengSai Chemical Co., Ltd. Bide Pharmatech Ltd.