ChemicalBook > CAS DataBase List > 4-HYDROXY-3-NITROCOUMARIN

4-HYDROXY-3-NITROCOUMARIN

Product Name
4-HYDROXY-3-NITROCOUMARIN
CAS No.
20261-31-8
Chemical Name
4-HYDROXY-3-NITROCOUMARIN
Synonyms
AURORA KA-3190;4-HYDROXY-3-NITROCOUMARIN;3-Nitro-4-hydroxycoumarine;8-(Dimethylamino)quinoline;4-Hydroxy-3-nitro coumarine;4-Hydroxy-3-nitrocoumarin >4-Hydroxy-3-nitrocoumarin 98%;4-Hydroxy-3-nitrocoumarin,98%;4-hydroxy-3-nitrochromen-2-one;4-HYDROXY-3-NITRO-2H-CHROMEN-2-ONE
CBNumber
CB8756208
Molecular Formula
C9H5NO5
Formula Weight
207.14
MOL File
20261-31-8.mol
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4-HYDROXY-3-NITROCOUMARIN Property

Melting point:
172 °C (dec.) (lit.)
Boiling point:
364.5±42.0 °C(Predicted)
Density 
1.63±0.1 g/cm3(Predicted)
storage temp. 
2-8°C, stored under nitrogen
pka
4.50±1.00(Predicted)
form 
powder to crystal
color 
White to Yellow to Green
λmax
329nm(EtOH(50vol%))(lit.)
BRN 
1247343
CAS DataBase Reference
20261-31-8(CAS DataBase Reference)
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Safety

Hazard Codes 
T
Risk Statements 
25
Safety Statements 
26-36/37/39-45
RIDADR 
UN 2811 6.1 / PGIII
WGK Germany 
3
HS Code 
2932.20.4500
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H301Toxic if swalloed

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P301+P310IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.

P405Store locked up.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
438626
Product name
4-Hydroxy-3-nitrocoumarin
Purity
98%
Packaging
10g
Price
$63.5
Updated
2025/07/31
TCI Chemical
Product number
H1458
Product name
4-Hydroxy-3-nitrocoumarin
Purity
>98.0%(HPLC)(T)
Packaging
5g
Price
$74
Updated
2023/06/20
TCI Chemical
Product number
H1458
Product name
4-Hydroxy-3-nitrocoumarin
Purity
>98.0%(HPLC)(T)
Packaging
25g
Price
$181
Updated
2025/07/31
TRC
Product number
H950888
Product name
4-Hydroxy-3-nitrocoumarin
Packaging
10g
Price
$100
Updated
2021/12/16
Matrix Scientific
Product number
155319
Product name
4-Hydroxy-3-nitro-2H-chromen-2-one
Packaging
0.500g
Price
$160
Updated
2021/12/16
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4-HYDROXY-3-NITROCOUMARIN Chemical Properties,Usage,Production

Chemical Properties

yellow to tan crystalline powder

Uses

4-Hydroxy-3-nitrocoumarin (cas# 20261-31-8) is a compound useful in organic synthesis.

Uses

4-Hydroxy-3-nitrocoumarin may be used as starting reagent for the synthesis of following compounds:

  • 4-chloro-3-nitrocoumarin
  • 2-unsubstituted 3-nitrochromone
  • 4-amino-3-nitrocoumarins

General Description

4-Hydroxy-3-nitrocoumarin is a coumarin derivative and its cytotoxic action against cultured human tumor and normal cells has been investigated. It can be prepared by the nitration of 4-hydroxycoumarin in glacial acetic acid by using 72% HNO3.

4-HYDROXY-3-NITROCOUMARIN Preparation Products And Raw materials

Raw materials

Preparation Products

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4-HYDROXY-3-NITROCOUMARIN Suppliers

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View Lastest Price from 4-HYDROXY-3-NITROCOUMARIN manufacturers

Hefei Lbao Physical & Chemical Science Co.,Ltd
Product
4-Hydroxy-3-nitro-2H-chromen-2-one 20261-31-8
Price
US $0.00/kg
Min. Order
1kg
Purity
98%
Supply Ability
Customise
Release date
2025-10-04

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