(7-Amino-2-oxo-2H-chromen-4-yl)acetic acid

Modify Date: 2025-08-22 15:58:39

(7-Amino-2-oxo-2H-chromen-4-yl)acetic acid Structure
(7-Amino-2-oxo-2H-chromen-4-yl)acetic acid structure
 Common Name (7-Amino-2-oxo-2H-chromen-4-yl)acetic acid
CAS Number 85157-21-7 Molecular Weight 219.193
Density 1.5±0.1 g/cm3 Boiling Point 521.3±50.0 °C at 760 mmHg
Molecular Formula C11H9NO4 Melting Point N/A
MSDS N/A Flash Point 269.1±30.1 °C

 Names

Name 2-(7-amino-2-oxochromen-4-yl)acetic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Boiling Point 521.3±50.0 °C at 760 mmHg
Molecular Formula C11H9NO4
Molecular Weight 219.193
Flash Point 269.1±30.1 °C
Exact Mass 219.053162
PSA 93.53000
LogP 0.28
Vapour Pressure 0.0±1.4 mmHg at 25°C
Index of Refraction 1.655
Storage condition 2-8°C

 Safety Information

Hazard Codes Xi
HS Code 2932209090

 Synthetic Route

ethyl 7-N-(carbethoxy)aminocoumarin-4-acetate structure

ethyl 7-N-(carb...

CAS#:85157-20-6

~53%

(7-Amino-2-oxo-2H-chromen-4-yl)acetic acid Structure

(7-Amino-2-oxo-...

CAS#:85157-21-7

N/A structure

N/A

CAS#:95633-23-1

Literature: Chemical and pharmaceutical bulletin, , vol. 32, # 10 p. 3926 - 3933
2-(7-((Ethoxycarbonyl)amino)-2-oxo-2H-chromen-4-yl)acetic acid structure

2-(7-((Ethoxyca...

CAS#:343310-64-5

~70%

(7-Amino-2-oxo-2H-chromen-4-yl)acetic acid Structure

(7-Amino-2-oxo-...

CAS#:85157-21-7

Literature: Punescu, Emilia; Louise, Ludivine; Jean, Ludovic; Romieu, Anthony; Renard, Pierre-Yves Dyes and Pigments, 2011 , vol. 91, # 3 p. 427 - 434
N/A structure

N/A

CAS#:141692-64-0

~76%

(7-Amino-2-oxo-2H-chromen-4-yl)acetic acid Structure

(7-Amino-2-oxo-...

CAS#:85157-21-7

Literature: Besson, Thierry; Joseph, Benoit; Moreau, Pascale; Viaud, Marie-Claude; Coudert, Gerard; Guillaumet, Gerald Heterocycles, 1992 , vol. 34, # 2 p. 273 - 291
Carbamic acid,N-(3-hydroxyphenyl)-, ethyl ester structure

Carbamic acid,N...

CAS#:7159-96-8

~%

(7-Amino-2-oxo-2H-chromen-4-yl)acetic acid Structure

(7-Amino-2-oxo-...

CAS#:85157-21-7

Literature: Journal of Organic Chemistry, , vol. 67, # 3 p. 910 - 915
3-Aminophenol structure

3-Aminophenol

CAS#:591-27-5

~%

(7-Amino-2-oxo-2H-chromen-4-yl)acetic acid Structure

(7-Amino-2-oxo-...

CAS#:85157-21-7

Literature: Journal of Organic Chemistry, , vol. 67, # 3 p. 910 - 915
Ethyl 3-oxoglutarate structure

Ethyl 3-oxoglutarate

CAS#:105-50-0

~%

(7-Amino-2-oxo-2H-chromen-4-yl)acetic acid Structure

(7-Amino-2-oxo-...

CAS#:85157-21-7

Literature: Chemical and pharmaceutical bulletin, , vol. 32, # 10 p. 3926 - 3933
Dimethyl 3-oxoglutarate structure

Dimethyl 3-oxog...

CAS#:1830-54-2

~%

(7-Amino-2-oxo-2H-chromen-4-yl)acetic acid Structure

(7-Amino-2-oxo-...

CAS#:85157-21-7

Literature: Heterocycles, , vol. 34, # 2 p. 273 - 291
3-Oxopentanedioic acid structure

3-Oxopentanedio...

CAS#:542-05-2

~%

(7-Amino-2-oxo-2H-chromen-4-yl)acetic acid Structure

(7-Amino-2-oxo-...

CAS#:85157-21-7

Literature: Dyes and Pigments, , vol. 91, # 3 p. 427 - 434
Citric Acid structure

Citric Acid

CAS#:77-92-9

~%

(7-Amino-2-oxo-2H-chromen-4-yl)acetic acid Structure

(7-Amino-2-oxo-...

CAS#:85157-21-7

Literature: Journal of Heterocyclic Chemistry, , vol. 38, # 1 p. 153 - 158

 Customs

HS Code 2932209090
Summary 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

7-Amino-4-carboxymethylcoumarin
(7-Amino-2-oxo-2H-chromen-4-yl)-aceticacid
2-(7-aminocoumarin-4-yl)acetic acid
7-amino-4-coumarinyl-acetic acid
(7-Amino-2-oxo-2H-chromen-4-yl)acetic acid
2H-1-Benzopyran-4-acetic acid, 7-amino-2-oxo-
7-aminocoumarin-4-acetic acid
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Chemsrc provides CAS#:85157-21-7 MSDS, density, melting point, boiling point, structure, etc. Its name is (7-Amino-2-oxo-2H-chromen-4-yl)acetic acid>> amp version: (7-Amino-2-oxo-2H-chromen-4-yl)acetic acid

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