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ChemicalBook >> CAS DataBase List >> 5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylic acid

5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylic acid

5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylic acid price.
  • $13 - $1585.35
  • Product name: 5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylic acid
  • CAS: 40133-06-0
  • MF: C8H8O2S
  • MW: 168.21
  • EINECS:
  • MDL Number:MFCD01860021
  • Synonyms:BUTTPARK 146\08-20;ART-CHEM-BB B021710;5,6-DIHYDROCYCLOPENTA[B]THIOPHENE-2-CARBOXYLIC ACID;AKOS B021710;TIMTEC-BB SBB007124;2-Carboxy-5,6-dihydro-4H-cyclopenta[b]thiophene;5,6-dihydro-4H-cyclopenta[d]thiophene-2-carboxylic acid;4H,5H,6H-cyclopenta[b]thiophene-2-carboxylic acid
Price39 Properties Safety Information Description
39 prices
Selected condition：
Brand
  • aablocks
  • ACHEMBLOCK
  • AK Scientific
  • Alichem
  • American Custom Chemicals Corporation
  • Atlantic Research Chemicals
  • Biosynth
  • Chemenu
  • ChemScene
  • Crysdot
  • Matrix Scientific
  • SynQuest Laboratories
  • Synthonix
  • TRC
Package
  • 100mg
  • 250.00mg
  • 250mg
  • 500mg
  • 1.00g
  • 1g
  • 2g
  • 5.00g
  • 5g
  • 10g
  • 25G
  • 1gm:
  • Manufactureraablocks
  • Product numberAA0074ZF
  • Product description5,6-DIHYDRO-4H-CYCLOPENTA[B]THIOPHENE-2-CARBOXYLIC ACID 95%
  • Packaging100mg
  • Price$13
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0074ZF
  • Product description5,6-DIHYDRO-4H-CYCLOPENTA[B]THIOPHENE-2-CARBOXYLIC ACID 95%
  • Packaging250mg
  • Price$22
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0074ZF
  • Product description5,6-DIHYDRO-4H-CYCLOPENTA[B]THIOPHENE-2-CARBOXYLIC ACID 95%
  • Packaging1g
  • Price$40
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0074ZF
  • Product description5,6-DIHYDRO-4H-CYCLOPENTA[B]THIOPHENE-2-CARBOXYLIC ACID 95%
  • Packaging5g
  • Price$145
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberW157941
  • Product description5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylic acid 97%
  • Packaging5G
  • Price$280
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberW157941
  • Product description5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylic acid 97%
  • Packaging25G
  • Price$1140
  • Updated2026-05-27
  • Buy
  • ManufacturerAK Scientific
  • Product number5340AB
  • Product description5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylicacid
  • Packaging1g
  • Price$217
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number40133060
  • Product description5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylicacid
  • Packaging5g
  • Price$552.08
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number40133060
  • Product description5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylicacid
  • Packaging10g
  • Price$1035.15
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0026866
  • Product description5,6-DIHYDRO-4H-CYCLOPENTA[B]THIOPHENE-2-CARBOXYLIC ACID 95.00%
  • Packaging5G
  • Price$1115.96
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0026866
  • Product description5,6-DIHYDRO-4H-CYCLOPENTA[B]THIOPHENE-2-CARBOXYLIC ACID 95.00%
  • Packaging10G
  • Price$1585.35
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0026866
  • Product description5,6-DIHYDRO-4H-CYCLOPENTA[B]THIOPHENE-2-CARBOXYLIC ACID 95.00%
  • Packaging1G
  • Price$722.8
  • Updated2021-12-16
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberCA10082
  • Product description5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylicacid 95%
  • Packaging1gm:
  • Price$180.26
  • Updated2021-12-16
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberCA10082
  • Product description5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylic acid 95
  • Packaging1g
  • Price$165.1
  • Updated2026-05-23
  • Buy
  • ManufacturerBiosynth
  • Product numberFD118829
  • Product description5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylic acid
  • Packaging250mg
  • Price$115
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFD118829
  • Product description5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylic acid
  • Packaging100mg
  • Price$58
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA0074ZF 5,6-DIHYDRO-4H-CYCLOPENTA[B]THIOPHENE-2-CARBOXYLIC ACID 95% 100mg $13 2026-05-28 Buy
aablocks AA0074ZF 5,6-DIHYDRO-4H-CYCLOPENTA[B]THIOPHENE-2-CARBOXYLIC ACID 95% 250mg $22 2026-05-28 Buy
aablocks AA0074ZF 5,6-DIHYDRO-4H-CYCLOPENTA[B]THIOPHENE-2-CARBOXYLIC ACID 95% 1g $40 2026-05-28 Buy
aablocks AA0074ZF 5,6-DIHYDRO-4H-CYCLOPENTA[B]THIOPHENE-2-CARBOXYLIC ACID 95% 5g $145 2026-05-28 Buy
ACHEMBLOCK W157941 5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylic acid 97% 5G $280 2026-05-27 Buy
ACHEMBLOCK W157941 5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylic acid 97% 25G $1140 2026-05-27 Buy
AK Scientific 5340AB 5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylicacid 1g $217 2021-12-16 Buy
Alichem 40133060 5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylicacid 5g $552.08 2021-12-16 Buy
Alichem 40133060 5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylicacid 10g $1035.15 2021-12-16 Buy
American Custom Chemicals Corporation CHM0026866 5,6-DIHYDRO-4H-CYCLOPENTA[B]THIOPHENE-2-CARBOXYLIC ACID 95.00% 5G $1115.96 2021-12-16 Buy
American Custom Chemicals Corporation CHM0026866 5,6-DIHYDRO-4H-CYCLOPENTA[B]THIOPHENE-2-CARBOXYLIC ACID 95.00% 10G $1585.35 2021-12-16 Buy
American Custom Chemicals Corporation CHM0026866 5,6-DIHYDRO-4H-CYCLOPENTA[B]THIOPHENE-2-CARBOXYLIC ACID 95.00% 1G $722.8 2021-12-16 Buy
Atlantic Research Chemicals CA10082 5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylicacid 95% 1gm: $180.26 2021-12-16 Buy
Atlantic Research Chemicals CA10082 5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylic acid 95 1g $165.1 2026-05-23 Buy
Biosynth FD118829 5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylic acid 250mg $115 2021-12-16 Buy
Biosynth FD118829 5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carboxylic acid 100mg $58 2021-12-16 Buy
Next Last

Properties

Melting point :200-202
Boiling point :347.7±42.0 °C(Predicted)
Density :1.395±0.06 g/cm3(Predicted)
pka :3.91±0.20(Predicted)
form :Solid
color :Off-white to yellow

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
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.
P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
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

5,6-Dihydro-4h-cyclopenta[b]thiophene-2-carboxylic Acid is used in the preparation of thiazolyl aminocarbamates for the treatment of BAF complex-related disorders.

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Suppliers and manufacturers

PharmaBlock Sciences (Nanjing),Inc. Meryer (Shanghai) Chemical Technology Co., Ltd. Shanghai Topbiochem Technology Co., Ltd Clearsynth Labs Limited Shanghai Tombiopharma Chemical Co. Ltd. Shanghai Chenzhu Pharmaceutical Co., Ltd. Shanghai YuanYe Biotechnology Co., Ltd. Changzhou Hopschain Chemical Co.,Ltd. Amadis Chemical Company Limited MQ (shanghai) Pharmaceuticals Co., Ltd.