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ChemicalBook > CAS DataBase List > 4-NITRO-2-(TRIFLUOROMETHYL)BENZOIC ACID

4-NITRO-2-(TRIFLUOROMETHYL)BENZOIC ACID

Uses
Product Name
4-NITRO-2-(TRIFLUOROMETHYL)BENZOIC ACID
CAS No.
320-37-6
Chemical Name
4-NITRO-2-(TRIFLUOROMETHYL)BENZOIC ACID
Synonyms
4-Nitro-2-trifluoromethylbenzo;2-Carboxy-5-nitrobenzotrifluoride;2-TrifluoroMethyl-4-nitrobenzoic acid;4-NITRO-2-(TRIFLUOROMETHYL)BENZOIC ACID;Benzoic acid, 4-nitro-2-(trifluoromethyl)-;4-Nitro-2-(trifluoromethyl)benzoic acid 97%;4-Nitro-2-(trifluoromethyl)benzoic acid,97%
CBNumber
CB3505324
Molecular Formula
C8H4F3NO4
Formula Weight
235.12
MOL File
320-37-6.mol
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4-NITRO-2-(TRIFLUOROMETHYL)BENZOIC ACID Property

Melting point:
138-142 °C (lit.)
Boiling point:
321.4±42.0 °C(Predicted)
Density 
1.596±0.06 g/cm3(Predicted)
storage temp. 
Sealed in dry,Room Temperature
pka
2.40±0.32(Predicted)
form 
Powder
color 
White to off-white
InChIKey
BPCKZQCTLCTDST-UHFFFAOYSA-N
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Safety

Hazard Codes 
Xn
Risk Statements 
22-36-43
Safety Statements 
26-36
WGK Germany 
3
HS Code 
29163990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H317May cause an allergic skin reaction

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P405Store locked up.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
638706
Product name
4-Nitro-2-(trifluoromethyl)benzoic acid
Purity
97%
Packaging
1g
Price
$75.3
Updated
2023/06/20
Sigma-Aldrich
Product number
638706
Product name
4-Nitro-2-(trifluoromethyl)benzoic acid
Purity
97%
Packaging
5g
Price
$196
Updated
2022/05/15
TCI Chemical
Product number
N1037
Product name
4-Nitro-2-(trifluoromethyl)benzoic Acid
Packaging
1G
Price
$31
Updated
2025/07/31
TCI Chemical
Product number
N1037
Product name
4-Nitro-2-(trifluoromethyl)benzoic Acid
Packaging
5G
Price
$93
Updated
2025/07/31
TRC
Product number
N596980
Product name
4-Nitro-2-(trifluoromethyl)benzoic acid
Packaging
50mg
Price
$45
Updated
2021/12/16
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4-NITRO-2-(TRIFLUOROMETHYL)BENZOIC ACID Chemical Properties,Usage,Production

Uses

4-Nitro-2-(trifluoromethyl)benzoic acid is a carboxylic acid derivative, mainly used as a pharmaceutical and pesticide intermediate.

Chemical Properties

white to light yellow crystal powder

Synthesis

433-97-6

320-37-6

A mixture of 2-trifluoromethylbenzoic acid (1 eq.) and concentrated sulfuric acid (22 eq.) was placed in a mechanical stirrer under nitrogen protection and cooled to 0-5 °C in an ice bath. Subsequently, fuming nitric acid (9.8 eq.) was slowly added dropwise at the same temperature for 60 minutes. After completion of the dropwise addition, the ice bath was removed and the reaction mixture was allowed to continue stirring at room temperature for 120 minutes. Upon completion of the reaction, the mixture was slowly poured into ice water and stirred at room temperature for 60 minutes. The suspension was collected by filtration and washed with cold water to give the crude 4-nitro-2-trifluoromethylbenzoic acid. To remove the regional isomers, the crude product was recrystallized from water to give the final pure product in 45% yield. The melting point range was 137-142°C.

References

[1] Patent: WO2015/186137, 2015, A1. Location in patent: Page/Page column 17; 18
[2] J. Gen. Chem. USSR (Engl. Transl.), 1963, vol. 33, p. 2957 - 2960
[3] Zhurnal Obshchei Khimii, 1963, vol. 33, # 9, p. 3031 - 3035
[4] Patent: WO2005/51366, 2005, A2. Location in patent: Page/Page column 61
[5] Patent: WO2005/51366, 2005, A2. Location in patent: Page/Page column 61

4-NITRO-2-(TRIFLUOROMETHYL)BENZOIC ACID Preparation Products And Raw materials

Raw materials

Preparation Products

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4-NITRO-2-(TRIFLUOROMETHYL)BENZOIC ACID Suppliers

SIGMA-RBI
Tel
--
Fax
--
Country
Switzerland
ProdList
6896
Advantage
91
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View Lastest Price from 4-NITRO-2-(TRIFLUOROMETHYL)BENZOIC ACID manufacturers

Hebei Chuanghai Biotechnology Co., Ltd
Product
4-NITRO-2-(TRIFLUOROMETHYL)BENZOIC ACID 320-37-6
Price
US $0.00-0.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
20 mt
Release date
2024-11-12
Honest Joy Holdings Limited
Product
4-nitro-2-(trifluoromethyl)benzoic acid 320-37-6
Price
US $0.00/KG
Min. Order
1KG
Purity
97.8%
Supply Ability
100 tons
Release date
2022-02-18
Career Henan Chemical Co
Product
4-Nitro-2-(trifluoromethyl)benzoic acid 320-37-6
Price
US $1.00/KG
Min. Order
1KG
Purity
98%
Supply Ability
200kg
Release date
2018-12-25

320-37-6, 4-NITRO-2-(TRIFLUOROMETHYL)BENZOIC ACIDRelated Search:


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  • 4-Nitro-2-(trifluoromethyl)benzoic acid 97%
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  • 4-NITRO-2-(TRIFLUOROMETHYL)BENZOIC ACID
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  • Carbonyl Compounds
  • Carboxylic Acids