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ChemicalBook >> CAS DataBase List >> Coumalic acid

Coumalic acid

Coumalic acid price.
  • $9 - $2614.12
  • Product name: Coumalic acid
  • CAS: 500-05-0
  • MF: C6H4O4
  • MW: 140.09
  • EINECS:207-899-0
  • MDL Number:MFCD00006644
  • Synonyms:2-Oxo-2H-pyran-5-carboxylic acid, 2-Pyrone-5-carboxylic acid;6-Oxopyran-3-carboxylic acid;a-Pyrone-5-carboxylic acid;α-Pyrone-5-carboxylic acid;Coumalic acid, 5-Carboxy-2-pyrone;courMaric acid;2H-Pyran-5-carboxylic acid, 2-oxo;CouMalic acid 97%
Price54 Properties Safety Information Description
54 prices
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  • aablocks
  • Activate Scientific
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  • Manufactureraablocks
  • Product numberAA006WPS
  • Product descriptionCoumalic Acid 97%
  • Packaging250mg
  • Price$9
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA006WPS
  • Product descriptionCoumalic Acid ≥97%
  • Packaging1g
  • Price$10
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA006WPS
  • Product descriptionCoumalic Acid 97%
  • Packaging5g
  • Price$14
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA006WPS
  • Product descriptionCoumalic Acid 97%
  • Packaging10g
  • Price$20
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA006WPS
  • Product descriptionCoumalic Acid 97%
  • Packaging25g
  • Price$24
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA006WPS
  • Product descriptionCoumalic Acid 97%
  • Packaging100g
  • Price$76
  • Updated2026-05-28
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS56028
  • Product descriptionCoumalic acid 97%
  • Packaging5g
  • Price$23
  • Updated2026-06-04
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS56028
  • Product descriptionCoumalic acid 97%
  • Packaging25g
  • Price$86
  • Updated2026-06-04
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS56028
  • Product descriptionCoumalic acid 97%
  • Packaging100g
  • Price$280
  • Updated2026-06-04
  • Buy
  • ManufacturerAHH
  • Product numberMT-06836
  • Product descriptionCoumalic acid 97%
  • Packaging1000g
  • Price$432
  • Updated2026-05-26
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  • ManufacturerAK Scientific
  • Product numberV1457
  • Product descriptionCoumalic acid 98%(HPLC)
  • Packaging100g
  • Price$133
  • Updated2026-06-04
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  • ManufacturerAK Scientific
  • Product numberJ93177
  • Product descriptionCoumalic acid 95%
  • Packaging100g
  • Price$96
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberV1457
  • Product descriptionCoumalic acid 98%(HPLC)
  • Packaging25g
  • Price$60
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product number7614AF
  • Product descriptionCoumalicacidmonohydrate
  • Packaging5g
  • Price$77
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberV1457
  • Product descriptionCoumalic acid 98%(HPLC)
  • Packaging5g
  • Price$23
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ93177
  • Product descriptionCoumalic acid 95%
  • Packaging25g
  • Price$32
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA006WPS Coumalic Acid 97% 250mg $9 2026-05-28 Buy
aablocks AA006WPS Coumalic Acid ≥97% 1g $10 2026-05-28 Buy
aablocks AA006WPS Coumalic Acid 97% 5g $14 2026-05-28 Buy
aablocks AA006WPS Coumalic Acid 97% 10g $20 2026-05-28 Buy
aablocks AA006WPS Coumalic Acid 97% 25g $24 2026-05-28 Buy
aablocks AA006WPS Coumalic Acid 97% 100g $76 2026-05-28 Buy
Activate Scientific AS56028 Coumalic acid 97% 5g $23 2026-06-04 Buy
Activate Scientific AS56028 Coumalic acid 97% 25g $86 2026-06-04 Buy
Activate Scientific AS56028 Coumalic acid 97% 100g $280 2026-06-04 Buy
AHH MT-06836 Coumalic acid 97% 1000g $432 2026-05-26 Buy
AK Scientific V1457 Coumalic acid 98%(HPLC) 100g $133 2026-06-04 Buy
AK Scientific J93177 Coumalic acid 95% 100g $96 2026-06-04 Buy
AK Scientific V1457 Coumalic acid 98%(HPLC) 25g $60 2026-06-04 Buy
AK Scientific 7614AF Coumalicacidmonohydrate 5g $77 2021-12-16 Buy
AK Scientific V1457 Coumalic acid 98%(HPLC) 5g $23 2026-06-04 Buy
AK Scientific J93177 Coumalic acid 95% 25g $32 2026-06-04 Buy
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Properties

Melting point :203-205 °C (dec.) (lit.)
Boiling point :218 °C/120 mmHg (lit.)
Density :1.2154 (rough estimate)
refractive index :1.4434 (estimate)
Flash point :218°C/120mm
storage temp. :Sealed in dry,Room Temperature
pka :2.80±0.20(Predicted)
form :powder to crystal
color :White to Light yellow to Light orange
Water Solubility :Very soluble in water.
Merck :14,2557
BRN :119747
InChI :1S/C6H4O4/c7-5-2-1-4(3-10-5)6(8)9/h1-3H,(H,8,9)
InChIKey :ORGPJDKNYMVLFL-UHFFFAOYSA-N
SMILES :OC(=O)C1=COC(=O)C=C1
LogP :0.411 (est)
CAS DataBase Reference :500-05-0(CAS DataBase Reference)
NIST Chemistry Reference :2H-Pyran-5-carboxylic acid, 2-oxo-(500-05-0)
EPA Substance Registry System :2H-Pyran-5-carboxylic acid, 2-oxo- (500-05-0)

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
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.

Description

Coumalic acid undergoes thermal reaction with 1,3-butadiene to yield dimethyl tricycle[3.2.1.02,7]oct-3-ene-2,4-dicarboxylate.

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Suppliers and manufacturers

Shanghai UCHEM Inc.
Coumalic acid
$26.00
Coumalic acid CAS:500-05-0
career henan chemical co
Coumalic acid
$1.00
Coumalic acid CAS:500-05-0
TargetMol Chemicals Inc.
Coumalic acid
$29.00
Coumalic acid CAS:500-05-0
CONIER CHEM AND PHARMA LIMITED
Shaanxi Dideu Medichem Co. Ltd
Zhengzhou Alfa Chemical Co.,Ltd
SIMAGCHEM CORP
Hefei TNJ Chemical Industry Co.,Ltd.
AFINE CHEMICALS LIMITED
Baoji Guokang Healthchem Co., Ltd.