4-Oxo-4H-1-benzopyran-2-carboxylic acid
Synonym(s):4-Oxo-4H-1-Benzopyran-2-carboxylic acid;Chromocarb;Chromone-2-carboxylic acid
- CAS NO.:4940-39-0
- Empirical Formula: C10H6O4
- Molecular Weight: 190.15
- MDL number: MFCD00006838
- EINECS: 225-583-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-11-20 11:41:24
![4-Oxo-4H-1-benzopyran-2-carboxylic acid Structural](https://img.chemicalbook.in/CAS/GIF/4940-39-0.gif)
What is 4-Oxo-4H-1-benzopyran-2-carboxylic acid?
Chemical properties
white to light yellow crystal powder
The Uses of 4-Oxo-4H-1-benzopyran-2-carboxylic acid
4-oxo-4H-1-Benzopyran-2-carboxylic Acid acts as an inhibitor of monoamine oxidase A & B. Also functions as a novel type of tyrosine phosphatase 1B inhibitor in studies, due to a structure derived from formylchromone.
The Uses of 4-Oxo-4H-1-benzopyran-2-carboxylic acid
vascular protectant
The Uses of 4-Oxo-4H-1-benzopyran-2-carboxylic acid
Chromone-2-carboxylic acid is used in the cyclic form 3?-oxopyrazolidino[4?,5??2, 3]-chroman-4-one, gives the azide of chromone-2-carboxylic acid, the curtius rearrangement of which is used to synthesize a number of 2-acylaminochromones and it is an orally active antiallergic agent.
Definition
ChEBI: 4-oxo-1-benzopyran-2-carboxylic acid is a member of chromones.
General Description
Nasal absorption of 4-oxo-4H-1-benzopyran-2-carboxylic acid has been investigated in the male Wistar rat.
Properties of 4-Oxo-4H-1-benzopyran-2-carboxylic acid
Melting point: | 260 °C (dec.)(lit.) |
Boiling point: | 285.64°C (rough estimate) |
Density | 1.3366 (rough estimate) |
refractive index | 1.5280 (estimate) |
storage temp. | Sealed in dry,Room Temperature |
solubility | alcohol: soluble |
pka | 2.28±0.20(Predicted) |
form | Powder |
color | White to beige |
Water Solubility | sparingly soluble |
Merck | 14,2237 |
BRN | 146442 |
CAS DataBase Reference | 4940-39-0(CAS DataBase Reference) |
Safety information for 4-Oxo-4H-1-benzopyran-2-carboxylic acid
Signal word | Warning |
Pictogram(s) |
![]() Exclamation Mark Irritant GHS07 |
GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
Precautionary Statement Codes |
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. |
Computed Descriptors for 4-Oxo-4H-1-benzopyran-2-carboxylic acid
4-Oxo-4H-1-benzopyran-2-carboxylic acid manufacturer
BASR Fine Chemicals Pvt. Ltd.
New Products
(S)-3-Aminobutanenitrile hydrochloride 4-Methylphenylacetic acid N-Boc-D-alaninol N-BOC-D/L-ALANINOL Tert-butyl bis(2-chloroethyl)carbamate 3-Morpholino-1-(4-nitrophenyl)-5,6-dihydropyridin- 2(1H)-one Furan-2,5-Dicarboxylic Acid Tropic acid S-2-CHLORO PROPIONIC ACID ETHYL ISOCYANOACETATE 2-Bromo-1,3-Bis(Dimethylamino)Trimethinium Hexafluorophosphate 4-IODO BENZOIC ACID 3-NITRO-2-METHYL ANILINE 1-(2,4-DICHLOROPHENYL) ETHANAMINE (2-Hydroxyphenyl)acetonitrile 4-Bromopyrazole 5,6-Dimethoxyindanone 2-(Cyanocyclohexyl)acetic acid 4-methoxy-3,5-dinitropyridine 1-(4-(aminomethyl)benzyl)urea hydrochloride 2-aminopropyl benzoate hydrochloride diethyl 2-(2-((tertbutoxycarbonyl)amino) ethyl)malonate tert-butyl 4- (ureidomethyl)benzylcarbamate Ethyl-2-chloro((4-methoxyphenyl)hydrazono)acetateRelated products of tetrahydrofuran
![Benzoic acid](https://img.chemicalbook.in/CAS/GIF/65-85-0.gif)
![Retinoic acid](https://img.chemicalbook.in/CAS/GIF/302-79-4.gif)
![2',4'-Dichloroacetophenone](https://img.chemicalbook.in/CAS/GIF/2234-16-4.gif)
![Ethyl 2-(Chlorosulfonyl)acetate](https://img.chemicalbook.in/CAS/GIF/55896-93-0.gif)
![Bis(2-ethylhexyl) phthalate](https://img.chemicalbook.in/CAS/GIF/117-81-7.gif)
![Ascoric Acid](https://img.chemicalbook.in/CAS/GIF/36431-82-0.gif)
![Tetrahydro-4H-pyran-4-one](https://img.chemicalbook.in/CAS/GIF/29943-42-8.gif)
You may like
-
4940-39-0 Chromane-2-Carboxylic Acid 98%View Details
4940-39-0 -
4940-39-0 98%View Details
4940-39-0 -
Chromocarb 4940-39-0 98%View Details
4940-39-0 -
Chromone-2-carboxylic Acid CAS 4940-39-0View Details
4940-39-0 -
Chromone-2-Carboxylic Acid 4940-39-0 98%View Details
4940-39-0 -
Chromocarb 98%View Details
-
Chromone-2-carboxylic acid 98% (HPLC) CAS 4940-39-0View Details
4940-39-0 -
4-Oxo-4H-1-benzopyran-2-carboxylic acid CAS 4940-39-0View Details
4940-39-0