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

4-Oxo-4H-1-benzopyran-2-carboxylic acid
4-Oxo-4H-1-benzopyran-2-carboxylic acid structure
CAS No.
4940-39-0
Chemical Name:
4-Oxo-4H-1-benzopyran-2-carboxylic acid
Synonyms
lp-1;atremon;CHROMOCARB;chromocarbe;TIMTEC-BB SBB003660;LABOTEST-BB LT00454887;chromonecarboxylicacid;2-Chromonecarboxylic acid;CHROMONE-2-CARBOXYLIC ACID;Oxo-4H-1-benzopyran-2-carbox
CBNumber:
CB6322423
Molecular Formula:
C10H6O4
Formula Weight:
190.15
MOL File:
4940-39-0.mol

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

Melting point:
260 °C (dec.)(lit.)
Boiling point:
285.64°C (rough estimate)
Density 
1.3366 (rough estimate)
refractive index 
1.5280 (estimate)
solubility 
alcohol: soluble
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
  • Risk and Safety Statements
Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P305+P351+P338-P280a-P304+P340-P405-P501a
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

4-Oxo-4H-1-benzopyran-2-carboxylic acid price More Price(6)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 189782 4-Oxo-4H-1-benzopyran-2-carboxylic acid 97% 4940-39-0 5g $42.2 2018-11-20 Buy
TCI Chemical O0290 Chromone-2-carboxylic Acid >98.0%(HPLC)(T) 4940-39-0 5g $121 2018-11-22 Buy
TCI Chemical O0290 Chromone-2-carboxylic Acid >98.0%(HPLC)(T) 4940-39-0 25g $416 2018-11-22 Buy
Alfa Aesar A13552 Chromone-2-carboxylic acid, 97% 4940-39-0 25g $133 2018-11-13 Buy
Alfa Aesar A13552 Chromone-2-carboxylic acid, 97% 4940-39-0 5g $38.7 2018-11-13 Buy

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

Chemical Properties

white to light yellow crystal powder

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.

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

Global( 130)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Capot Chemical Co.,Ltd.
+86 (0)571-855 867 18
+86 (0)571-858 647 95 sales@capotchem.com China 19918 60
Mainchem Co., Ltd.
+86-0592-6210733
+86-0592-6210733 sales@mainchem.com CHINA 32447 55
ATK CHEMICAL COMPANY LIMITED
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+86 21 5161 9052/ 5187 7796 ivan@atkchemical.com CHINA 24191 60
career henan chemical co
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sales@coreychem.com CHINA 30001 58
Hubei Jusheng Technology Co.,Ltd.
86-18871470254
027-59599243 sales@jushengtech.com CHINA 28236 58
Accela ChemBio Inc.
(+1)-858-699-3322
(+1)-858-876-1948 info@accelachem.com United States 12231 58
Shandong chuangyingchemical Co., Ltd.
13156170209
sale@chuangyingchem.com CHINA 4405 58
Chongqing Chemdad Co., Ltd
+86-13650506873
sales@chemdad.com CHINA 35440 58
Alchem Pharmtech,Inc.
8485655694
sales@alchempharmtech.com United States 63729 58
J & K SCIENTIFIC LTD. 400-666-7788 +86-10-82848833
86-10-82849933 jkinfo@jkchemical.com;market6@jkchemical.com China 96506 76

View Lastest Price from 4-Oxo-4H-1-benzopyran-2-carboxylic acid manufacturers

Image Release date Product Price Min. Order Purity Supply Ability Manufacturer
2018-08-19 4-Oxo-4H-1-benzopyran-2-carboxylic acid
4940-39-0
US $1.00 / KG 1KG 95% 500KG career henan chemical co

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


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