The IUPAC name of this chemical is 2-(4-nitrophenyl)acetic acid. With the CAS registry number 104-03-0 and EINECS 203-168-5, it is also named as Acetic acid, (p-nitrophenyl)-. The product's categories are Benzene Derivatives; Fine Chemical & Intermediates; Aromatic Phenylacetic Acids and Derivatives; Organic Acids; Carbonyl Compounds; Carboxylic Acids. It is beige to yellow crystalline powder which soluble in hot water, ethanol and benzene, slightly soluble in cold water. Additionally, this chemical should be sealed in the container and stored in the cool and dry place.

The other characteristics of this product can be summarized as: (1)ACD/LogP: 1.24; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -0.41; (4)ACD/LogD (pH 7.4): -2.1; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 2.52; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 5; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 72.12 Å²; (13)Index of Refraction: 1.597; (14)Molar Refractivity: 43.91 cm³; (15)Molar Volume: 128.7 cm³; (16)Surface Tension: 61.9 dyne/cm; (17)Enthalpy of Vaporization: 65.97 kJ/mol; (18)Vapour Pressure: 2.26E-06 mmHg at 25°C; (19)Rotatable Bond Count: 2; (20)Exact Mass: 181.037508; (21)MonoIsotopic Mass: 181.037508; (22)Topological Polar Surface Area: 83.1; (23)Heavy Atom Count: 13; (24)Complexity: 203.

Preparation of 4-Nitrophenylacetic acid: It can be obtained by the hydrolysis of p-nitrophenyl acetonitrile. Heating and refluxing the mixture of p-nitrophenyl acetonitrile, concentrated sulfuric acid and water for 15min. Then poured reactants into ice water to separate out crystal. After filtration, using ice water to wash filter cake. Finally, after recrystallization, we can get the product.

Uses of 4-Nitrophenylacetic acid: It is mainly used in pharmaceutical and other organic synthesis. It can also be used for biochemical studies. What's more, it can react with benzaldehyde to get 1-nitro-4-trans-styryl-benzene. This reaction needs reagent piperidine at temperature of 140 °C. The reaction time is 2 hours. The yield is 85%.

When you are using this chemical, please be cautious about it as the following:
It is irritating to eyes, respiratory system and skin. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. If you want to contact this product, you must wear suitable protective clothing, gloves and eye/face protection.

People can use the following data to convert to the molecule structure.
1. SMILES:O=C(O)Cc1ccc(cc1)[N+]([O-])=O
2. InChI:InChI=1/C8H7NO4/c10-8(11)5-6-1-3-7(4-2-6)9(12)13/h1-4H,5H2,(H,10,11)
3. InChIKey:YBADLXQNJCMBKR-UHFFFAOYAV

The following are the toxicity data which has been tested.