6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid

Modify Date: 2026-08-21 18:46:16

6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid Structure
6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid structure
Common Name 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid
CAS Number 183736-74-5 Molecular Weight 240.59700
Density 1.747g/cm3 Boiling Point 479.2ºC at 760 mmHg
Molecular Formula C10H5ClO5 Melting Point N/A
MSDS N/A Flash Point 243.6ºC

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.747g/cm3
Boiling Point 479.2ºC at 760 mmHg
Molecular Formula C10H5ClO5
Molecular Weight 240.59700
Flash Point 243.6ºC
Exact Mass 239.98300
PSA 87.74000
LogP 1.85020
Vapour Pressure 5.4E-10mmHg at 25°C
Index of Refraction 1.69
InChIKey WLIDEHHOQNJOIW-UHFFFAOYSA-N
SMILES O=C(O)c1cc2cc(Cl)c(O)cc2oc1=O

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~80%

6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid Structure

6-Chloro-7-hydr...

CAS#:183736-74-5

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Literature: Orange, Clelia; Specht, Alexandre; Puliti, David; Sakr, Elias; Furuta, Toshiaki; Winsor, Barbara; Goeldner, Maurice Chemical Communications, 2008 , # 10 p. 1217 - 1219

~%

6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid Structure

6-Chloro-7-hydr...

CAS#:183736-74-5

Learn More
Literature: Wong, Darice Y.; Griffin, Donald R.; Reed, Jason; Kasko, Andrea M. Macromolecules, 2010 , vol. 43, # 6 p. 2824 - 2831

~%

6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid Structure

6-Chloro-7-hydr...

CAS#:183736-74-5

Learn More
Literature: Chakravarti; Ghosh Journal of the Indian Chemical Society, 1935 , vol. 12, p. 793 Chem. Zentralbl., 1936 , vol. 107, # II p. 82

~%

6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid Structure

6-Chloro-7-hydr...

CAS#:183736-74-5

Learn More
Literature: Chakravarti; Ghosh Journal of the Indian Chemical Society, 1935 , vol. 12, p. 793 Chem. Zentralbl., 1936 , vol. 107, # II p. 82

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

6-chloro-7-hydroxycoumarin-3-carboxylic acid
6-Chlor-7-hydroxy-2-oxo-2H-chromen-3-carbonsaeure
6-chloro-7-hydroxy-4-chromanone
6-chloro-7-hydroxycoumarin-3-carboxylate
3-carboxy 6-chloro 7-hydroxy coumarin
6-CHLORO-7-HYDROXYCHROMAN-4-ONE

  | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the CAS number of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid?
A: CAS number of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid is 183736-74-5.
Q: What is the SMILES notation of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid?
A: SMILES notation of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid is O=C(O)c1cc2cc(Cl)c(O)cc2oc1=O.
Q: What English synonyms does 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid have?
A: English synonyms of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid: 6-chloro-7-hydroxycoumarin-3-carboxylic acid, 6-Chlor-7-hydroxy-2-oxo-2H-chromen-3-carbonsaeure, 6-chloro-7-hydroxy-4-chromanone, 6-chloro-7-hydroxycoumarin-3-carboxylate, 3-carboxy 6-chloro 7-hydroxy coumarin, 6-CHLORO-7-HYDROXYCHROMAN-4-ONE.
Q: What is the molecular weight of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid?
A: Molecular weight of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid is 240.59700.
Q: What is the LogP of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid?
A: LogP of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid is 1.85020.
Q: What is the polar surface area (PSA) of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid?
A: Polar surface area (PSA) of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid is 87.74000.
Q: What is the molecular formula of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid?
A: Molecular formula of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid is C10H5ClO5.
Q: What is the English name of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid?
A: The English name of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid is 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid.
Q: What is the boiling point of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid?
A: Boiling point of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid is 479.2ºC at 760 mmHg.
Q: What is the InChIKey of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid?
A: InChIKey of 6-Chloro-7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid is WLIDEHHOQNJOIW-UHFFFAOYSA-N.

 factory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
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