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P.R.222 (Naphthol AS) / 1 g

Synonym: N-(4-(Benzoylamino)phenyl)-3-hydroxy-4-((2-methoxy-5-(((3-(trifluoromethyl)phenyl)amino)carbonyl)phenyl)azo)naphthalene-2-carboxamide; N-[4-(Benzoylamino)phenyl]-3-hydroxy-4-[(2-methoxy-5-{[3-(trifluoromethyl)phenyl]carbamoyl}phenyl)diazenyl]-2-naphthamide
Molecular Formula: C39H28F3N5O5
Molecular Weight: 703.70
SKU: MND-190006
CAS Number: 71872-63-4
Packing size: 1 g  

 Product Description

P.R.222, also known as Naphthol AS, is a chemical intermediate widely used in the production of dyes and pigments. It plays a critical role in the manufacturing process of azo dyes, which are essential components in various industries, including textiles, plastics, and paper. The versatility of Naphthol AS lies in its ability to undergo complex chemical reactions, leading to the creation of a wide range of colors. Its importance extends beyond coloring agents; it also contributes to the durability and fastness of dyed materials, ensuring long-lasting colors.

 

Application

In practical terms, P.R.222 (Naphthol AS) is applied in the textile industry for dyeing fabrics to produce colorful and durable garments. Its use in the plastic industry helps in creating colored plastics with high resistance to fading. Additionally, Naphthol AS finds application in the paper industry for printing inks, enhancing the visual appeal of printed documents and packaging materials.

 

 

Articles:

- Facile preparation of naphthol AS-based fluorescent probe for highly selective detection of cysteine in aqueous solution and its imaging application in living cells

Publication Date: Available online 2 April 2017

Wei-Wei Ma, Meng-Yuan Wang, Di Yin, Xuan Zhang

https://doi.org/10.1016/j.snb.2017.03.169

 

- Modification study involving a Naphthol as red pigment

Publication Date: Available online 8 November 1999

Fei Xuening, Zhang Tianyong, Zhou Chunlong

https://doi.org/10.1016/S0143-7208(99)00072-8

 

- Polychlorinated biphenyl contamination of paints containing polycyclic- and Naphthol AS-type pigments

Publication Date: 10 May 2014

Katsunori Anezaki, Narayanan Kannan & Takeshi Nakano

https://doi.org/10.1007/s11356-014-2985-6