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4-Oxo-4H-1-benzopyran-2-carboxylic acid

4-Oxo-4H-1-benzopyran-2-carboxylic acid Structure
4-Oxo-4H-1-benzopyran-2-carboxylic acid
  • CAS No.4940-39-0
  • Chemical Name:4-Oxo-4H-1-benzopyran-2-carboxylic acid
  • CBNumber:CB6322423
  • Molecular Formula:C10H6O4
  • Formula Weight:190.15
  • MOL File:4940-39-0.mol
4-Oxo-4H-1-benzopyran-2-carboxylic acid Property
  • 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)
  • EWG's Food Scores 1
  • FDA UNII FY38S0790W
  • UNSPSC Code 12352100
  • NACRES NA.22
Safety
  • Hazard Codes  :Xi
  • Risk Statements  :36/37/38
  • Safety Statements  :26-36-37/39
  • WGK Germany  :3
  • RTECS  :DJ2476000
  • Hazard Note  :Irritant
  • HS Code  :29329990
  • Toxicity :LD50 intraperitoneal in mouse: 585mg/kg
  • NFPA 704:
    0
    2 0
Hazard and Precautionary Statements (GHS)
  • Symbol(GHS)
  • Signal wordWarning
  • Hazard statements H315-H319-H335
  • Precautionary statements P261-P264-P271-P280-P302+P352-P305+P351+P338
4-Oxo-4H-1-benzopyran-2-carboxylic acid Price More Price(6)
  • Brand: Sigma-Aldrich(India)
  • Product number: 189782
  • Product name : 4-Oxo-4H-1-benzopyran-2-carboxylic acid
  • Purity: 97%
  • Packaging: 5G
  • Price: ₹2290
  • Updated: 2022/06/14
  • Buy: Buy
  • Brand: ALFA India
  • Product number: ALF-A13552-22
  • Product name : Chromone-2-carboxylic acid, 97%
  • Purity: 
  • Packaging: 100g
  • Price: ₹22901
  • Updated: 2022/05/26
  • Buy: Buy
  • Brand: ALFA India
  • Product number: ALF-A13552-14
  • Product name : Chromone-2-carboxylic acid, 97%
  • Purity: 
  • Packaging: 25g
  • Price: ₹11150
  • Updated: 2022/05/26
  • Buy: Buy
  • Brand: ALFA India
  • Product number: ALF-A13552-06
  • Product name : Chromone-2-carboxylic acid, 97%
  • Purity: 
  • Packaging: 5g
  • Price: ₹2387
  • Updated: 2022/05/26
  • Buy: Buy
  • Brand: TCI Chemicals (India)
  • Product number: O0290
  • Product name : Chromone-2-carboxylic Acid
  • Purity: 
  • Packaging: 5G
  • Price: ₹8900
  • Updated: 2022/05/26
  • Buy: Buy

4-Oxo-4H-1-benzopyran-2-carboxylic acid Chemical Properties,Usage,Production

  • Chemical Properties white to light yellow crystal powder
  • Uses 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.
  • Uses vascular protectant
  • Uses 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.
  • 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.
4-Oxo-4H-1-benzopyran-2-carboxylic acid Preparation Products And Raw materials
Raw materials
Preparation Products
4-Oxo-4H-1-benzopyran-2-carboxylic acid Suppliers
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4-Oxo-4H-1-benzopyran-2-carboxylic acid Spectrum
4940-39-0, 4-Oxo-4H-1-benzopyran-2-carboxylic acidRelated Search:
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  • 4-苯并吡喃酮-2-甲酸(+4℃)
  • 4-苯并吡喃酮-2-甲酸
  • 色酮-2-甲酸,97%
  • 4-氧代-4H-1-苯并吡喃-2-甲酸
  • 色烯卡
  • 色酮甲酸
  • 色酮-2-羧酸
  • 二氢色原酮-2-甲酸
  • 4-苯并吡喃酮-2-羧酸,色酮-2-羧酸
  • 4-氧代-4H-1-苯并吡喃-2-羧酸
  • 4-苯并吡喃酮-2-羧酸
  • 4-氧代-4H-1-苯并吡喃-2-羧酸(97%)
  • 4940-39-0
  • 4-Oxo-4<i>H</i>-1-benzopyran-2-carboxylic acid
  • Chromocarb, 10 mM in DMSO
  • Chromone-2-carboxylic acid (Chromocarb)
  • Chromone-2-carboxilic acid
  • 4-Oxo-4H-1-benzopyran-2-carboxylic acid ISO 9001：2015 REACH
  • CHROMONE-2-CARBOXYLIAC ACID
  • Chromone-2-carboxylicAcid&gt
  • JRH-00401, 4-Oxo-4H-chromene-2-carboxylic acid, 97%
  • 4-Oxo-4H-1-benzopyran-2-carboxylic acid,97%
  • Chromone-2-carboxylic acid (4-Oxo-4H-1-benzopyran-2-carboxylic a
  • 4-Oxochromene-2-carboxylic acid
  • 4-Oxo-4H-1-Benzopyran-2-carboxylic acid, Chromocarb, Chromone-2-carboxylic acid
  • CHROMONE-2-CARBOXYLIC ACID (4-OXO-4H-1-BENZOPYRAN-2-CARBOXYLIC ACID)
  • 2-Chromonecarboxylic acid
  • Chromocarb~4-Oxo-4H-1-benzopyran-2-carboxylic acid
  • Chromone-2-carboxylic acid, 97+%
  • lp-1

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