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ChemicalBook >> CAS DataBase List >> 4-OXO-4,5,6,7-TETRAHYDROBENZO[B]FURAN-3-CARBOXYLIC ACID

4-OXO-4,5,6,7-TETRAHYDROBENZO[B]FURAN-3-CARBOXYLIC ACID

4-OXO-4,5,6,7-TETRAHYDROBENZO[B]FURAN-3-CARBOXYLIC ACID price.
  • $12.7 - $1323.28
  • Product name: 4-OXO-4,5,6,7-TETRAHYDROBENZO[B]FURAN-3-CARBOXYLIC ACID
  • CAS: 56671-28-4
  • MF: C9H8O4
  • MW: 180.16
  • EINECS:
  • MDL Number:MFCD00052170
  • Synonyms:4,5,6,7-tetrahydro-4-oxo-3-benzofurancarboxylicacid ;4,5,6,7-Tetrahydro-4-oxobenzofuran-3-caroxylic acid;4-OXO-4,5,6,7-TETRAHYDRO-1-BENZOFURAN-3-CARBOXYLIC ACID;4-OXO-4,5,6,7-TETRAHYDROBENZO[B]FURAN-3-CARBOXYLIC ACID;4-OXO-4,5,6,7-TETRAHYDROBENZOFURAN-3-CARBOXYLIC ACID;4-OXO-4,5,6,7-TETRAHYDROCOUMARONE-3-CARBOXYLIC ACID;AKOS BBS-00000134;IFLAB-BB F1901-0074
Price31 Properties Safety Information Description
31 prices
Selected condition：
Brand
  • AK Scientific
  • American Custom Chemicals Corporation
  • Atlantic Research Chemicals
  • Chemenu
  • ChemScene
  • Crysdot
  • Matrix Scientific
  • SynQuest Laboratories
  • TRC
Package
  • 50mg
  • 100mg
  • 250mg
  • 500.00mg
  • 500mg
  • 1.00g
  • 1G
  • 2.5g
  • 5.00g
  • 5g
  • 10G
  • 250mgs:
  • ManufacturerAK Scientific
  • Product number8291AB
  • Product description4-Oxo-4,5,6,7-tetrahydrobenzofuran-3-carboxylicacid
  • Packaging5g
  • Price$424
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0026425
  • Product description4-OXO-4,5,6,7-TETRAHYDRO-1-BENZOFURAN-3-CARBOXYLIC ACID 95.00%
  • Packaging1G
  • Price$672.09
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0026425
  • Product description4-OXO-4,5,6,7-TETRAHYDRO-1-BENZOFURAN-3-CARBOXYLIC ACID 95.00%
  • Packaging5G
  • Price$932.66
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0026425
  • Product description4-OXO-4,5,6,7-TETRAHYDRO-1-BENZOFURAN-3-CARBOXYLIC ACID 95.00%
  • Packaging10G
  • Price$1323.28
  • Updated2021-12-16
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberCA01807
  • Product description4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylic acid 95
  • Packaging50mg
  • Price$12.7
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberCA01807
  • Product description4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylic acid 95
  • Packaging100mg
  • Price$15.24
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberCA01807
  • Product description4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylic acid 95
  • Packaging250mg
  • Price$17.78
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberCA01807
  • Product description4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylic acid 95
  • Packaging500mg
  • Price$22.86
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberCA01807
  • Product description4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylicacid 95%
  • Packaging250mgs:
  • Price$35.35
  • Updated2021-12-16
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberCA01807
  • Product description4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylic acid 95
  • Packaging1g
  • Price$43.18
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberCA01807
  • Product description4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylic acid 95
  • Packaging2.5g
  • Price$91.44
  • Updated2026-05-23
  • Buy
  • ManufacturerAtlantic Research Chemicals
  • Product numberCA01807
  • Product description4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylic acid 95
  • Packaging5g
  • Price$165.1
  • Updated2026-05-23
  • Buy
  • ManufacturerChemenu
  • Product numberCM155049
  • Product description4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylicacid 95%
  • Packaging5g
  • Price$463
  • Updated2021-12-16
  • Buy
  • ManufacturerChemScene
  • Product numberCS-0060763
  • Product description4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylicacid
  • Packaging5g
  • Price$628
  • Updated2021-12-16
  • Buy
  • ManufacturerChemScene
  • Product numberCS-0060763
  • Product description4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylicacid
  • Packaging1g
  • Price$209
  • Updated2021-12-16
  • Buy
  • ManufacturerChemScene
  • Product numberCS-0060763
  • Product description4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylicacid
  • Packaging250mg
  • Price$105
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific 8291AB 4-Oxo-4,5,6,7-tetrahydrobenzofuran-3-carboxylicacid 5g $424 2021-12-16 Buy
American Custom Chemicals Corporation CHM0026425 4-OXO-4,5,6,7-TETRAHYDRO-1-BENZOFURAN-3-CARBOXYLIC ACID 95.00% 1G $672.09 2021-12-16 Buy
American Custom Chemicals Corporation CHM0026425 4-OXO-4,5,6,7-TETRAHYDRO-1-BENZOFURAN-3-CARBOXYLIC ACID 95.00% 5G $932.66 2021-12-16 Buy
American Custom Chemicals Corporation CHM0026425 4-OXO-4,5,6,7-TETRAHYDRO-1-BENZOFURAN-3-CARBOXYLIC ACID 95.00% 10G $1323.28 2021-12-16 Buy
Atlantic Research Chemicals CA01807 4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylic acid 95 50mg $12.7 2026-05-23 Buy
Atlantic Research Chemicals CA01807 4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylic acid 95 100mg $15.24 2026-05-23 Buy
Atlantic Research Chemicals CA01807 4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylic acid 95 250mg $17.78 2026-05-23 Buy
Atlantic Research Chemicals CA01807 4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylic acid 95 500mg $22.86 2026-05-23 Buy
Atlantic Research Chemicals CA01807 4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylicacid 95% 250mgs: $35.35 2021-12-16 Buy
Atlantic Research Chemicals CA01807 4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylic acid 95 1g $43.18 2026-05-23 Buy
Atlantic Research Chemicals CA01807 4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylic acid 95 2.5g $91.44 2026-05-23 Buy
Atlantic Research Chemicals CA01807 4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylic acid 95 5g $165.1 2026-05-23 Buy
Chemenu CM155049 4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylicacid 95% 5g $463 2021-12-16 Buy
ChemScene CS-0060763 4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylicacid 5g $628 2021-12-16 Buy
ChemScene CS-0060763 4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylicacid 1g $209 2021-12-16 Buy
ChemScene CS-0060763 4-Oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylicacid 250mg $105 2021-12-16 Buy
Next Last

Properties

Melting point :140 °C
Boiling point :383.5±42.0 °C(Predicted)
Density :1.406±0.06 g/cm3(Predicted)
storage temp. :2-8°C
pka :3.74±0.20(Predicted)
Appearance :Off-white to yellow Solid
CAS DataBase Reference :56671-28-4

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger GHS hazard pictograms P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger GHS hazard pictograms P280, P305+P351+P338, P310
Precautionary statements:
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P310 Immediately call a POISON CENTER or doctor/physician.

Description

4-Oxo-4,5,6,7-tetrahydrobenzo[b]furan-3-carboxylic acid can be used as an intermediate of Propala.

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