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ChemicalBook >> CAS DataBase List >> 2,5-Thiophenedicarboxylic acid

2,5-Thiophenedicarboxylic acid

2,5-Thiophenedicarboxylic acid price.
  • $6 - $1134.09
  • Product name: 2,5-Thiophenedicarboxylic acid
  • CAS: 4282-31-9
  • MF: C6H4O4S
  • MW: 172.16
  • EINECS:224-284-2
  • MDL Number:MFCD00016896
  • Synonyms:2,5-Thiophenedicarbo;Thiophene -2,5- twocarboxylic acid;2,5-Thiophenedicarboxylic Acid, 97+%;2,5-Thiophenedicarboxylic acid 99%;2,5-Thiophenedicarboxylic acid,96%;2,5-DICARBOXYTHIOPHENE;2,5-THIOPHENEDICARBOXYLIC ACID;RARECHEM AL BE 0623
Price71 Properties Safety Information Description
71 prices
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  • Manufactureraablocks
  • Product numberAA003FYN
  • Product descriptionThiophene-2,5-Dicarboxylic Acid 98%
  • Packaging5g
  • Price$7
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA003FYN
  • Product descriptionThiophene-2,5-Dicarboxylic Acid 98%
  • Packaging25g
  • Price$8
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA003FYN
  • Product descriptionThiophene-2,5-Dicarboxylic Acid 98%
  • Packaging50g
  • Price$11
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA003FYN
  • Product descriptionThiophene-2,5-Dicarboxylic Acid 98%
  • Packaging100g
  • Price$12
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA003FYN
  • Product descriptionThiophene-2,5-Dicarboxylic Acid 98%
  • Packaging250g
  • Price$28
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA003FYN
  • Product descriptionThiophene-2,5-Dicarboxylic Acid 98%
  • Packaging500g
  • Price$49
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA003FYN
  • Product descriptionThiophene-2,5-Dicarboxylic Acid 98%
  • Packaging1kg
  • Price$89
  • Updated2026-05-28
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  • ManufacturerActivate Scientific
  • Product numberAS21752
  • Product description2,5-Thiophenedicarboxylic Acid 98%
  • Packaging25g
  • Price$20
  • Updated2026-06-04
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  • ManufacturerActivate Scientific
  • Product numberAS21752
  • Product description2,5-Thiophenedicarboxylic Acid 98%
  • Packaging100g
  • Price$48
  • Updated2026-06-04
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  • ManufacturerAHH
  • Product numberMT-32066
  • Product description2,5-thiophenedicarboxylic acid 97%
  • Packaging250g
  • Price$450
  • Updated2026-05-26
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  • ManufacturerAHH
  • Product numberMT-59451
  • Product descriptionThiophene-2,5-dicarboxylic acid 97%
  • Packaging250g
  • Price$450
  • Updated2026-05-26
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  • ManufacturerAK Scientific
  • Product numberE995
  • Product description2,5-Thiophenedicarboxylic acid
  • Packaging1kg
  • Price$334
  • Updated2021-12-16
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  • ManufacturerAK Scientific
  • Product numberJ90265
  • Product description2,5-Thiophenedicarboxylic acid 95%
  • Packaging25g
  • Price$17
  • Updated2026-06-04
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  • ManufacturerAK Scientific
  • Product numberJ90265
  • Product description2,5-Thiophenedicarboxylic acid 95%
  • Packaging100g
  • Price$41
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ90265
  • Product description2,5-Thiophenedicarboxylic acid 95%
  • Packaging500g
  • Price$150
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ90265
  • Product description2,5-Thiophenedicarboxylic acid 95%
  • Packaging5g
  • Price$12
  • Updated2026-06-04
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Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003FYN Thiophene-2,5-Dicarboxylic Acid 98% 5g $7 2026-05-28 Buy
aablocks AA003FYN Thiophene-2,5-Dicarboxylic Acid 98% 25g $8 2026-05-28 Buy
aablocks AA003FYN Thiophene-2,5-Dicarboxylic Acid 98% 50g $11 2026-05-28 Buy
aablocks AA003FYN Thiophene-2,5-Dicarboxylic Acid 98% 100g $12 2026-05-28 Buy
aablocks AA003FYN Thiophene-2,5-Dicarboxylic Acid 98% 250g $28 2026-05-28 Buy
aablocks AA003FYN Thiophene-2,5-Dicarboxylic Acid 98% 500g $49 2026-05-28 Buy
aablocks AA003FYN Thiophene-2,5-Dicarboxylic Acid 98% 1kg $89 2026-05-28 Buy
Activate Scientific AS21752 2,5-Thiophenedicarboxylic Acid 98% 25g $20 2026-06-04 Buy
Activate Scientific AS21752 2,5-Thiophenedicarboxylic Acid 98% 100g $48 2026-06-04 Buy
AHH MT-32066 2,5-thiophenedicarboxylic acid 97% 250g $450 2026-05-26 Buy
AHH MT-59451 Thiophene-2,5-dicarboxylic acid 97% 250g $450 2026-05-26 Buy
AK Scientific E995 2,5-Thiophenedicarboxylic acid 1kg $334 2021-12-16 Buy
AK Scientific J90265 2,5-Thiophenedicarboxylic acid 95% 25g $17 2026-06-04 Buy
AK Scientific J90265 2,5-Thiophenedicarboxylic acid 95% 100g $41 2026-06-04 Buy
AK Scientific J90265 2,5-Thiophenedicarboxylic acid 95% 500g $150 2026-06-04 Buy
AK Scientific J90265 2,5-Thiophenedicarboxylic acid 95% 5g $12 2026-06-04 Buy
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Properties

Melting point :>300 °C (lit.)
Boiling point :272.46°C (rough estimate)
Density :1.473 (estimate)
refractive index :1.5500 (estimate)
storage temp. :Keep in dark place,Sealed in dry,Room Temperature
form :solid
pka :2.76±0.10(Predicted)
color :White to Light yellow
Water Solubility :Very soluble in water.
BRN :136781
InChI :InChI=1S/C6H4O4S/c7-5(8)3-1-2-4(11-3)6(9)10/h1-2H,(H,7,8)(H,9,10)
InChIKey :YCGAZNXXGKTASZ-UHFFFAOYSA-N
SMILES :C1(C(O)=O)SC(C(O)=O)=CC=1
CAS DataBase Reference :4282-31-9(CAS DataBase Reference)
EPA Substance Registry System :2,5-Thiophenedicarboxylic acid (4282-31-9)

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.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

Thiophene-2,5-dicarboxylic acid may be used in the synthesis new cobalt(II) thiophenedicarboxylate coordination polymer and novel mesogenic thiophene based supramolecular liquid crystals.

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Suppliers and manufacturers

Jiangxi Estik Technology Development Co., Ltd RNG TECHNOLOGY(Shanghai) CO.LTD Nanjing Jiaju Pharmaceutical Technology Co., Ltd. Jiangxi Boye Medical Technology Co., Ltd Beijing Century Richap Chemistry Co., Ltd. J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. Beijing Donghualituo Techonlogy Development Co.,Ltd. future industrial shanghai co., ltd Alfa Aesar