6-Nitro-1H,3H-naphtho[1,8-cd]pyran-1,3-dione, commonly known as 4-Nitro-1,8-naphthalic anhydride, is a significant compound within the realm of fine chemicals. This dark yellow powder, characterized by its CAS number 6642-29-1 and a melting point typically between 226-229°C, plays a pivotal role in various advanced applications. As a prominent supplier in China, NINGBO INNO PHARMCHEM CO.,LTD. is dedicated to providing high-quality intermediates that drive innovation in scientific research and industrial production.

One of the primary uses of this compound is in the development of fluorescent chemosensors. Specifically, it serves as a precursor for synthesizing N-phenyl-amino-1,8-naphthalimide based sensors. These sensors are crucial for detecting nitro-antibiotics at very low concentrations, often in the parts per billion (ppb) range. This capability is vital for environmental monitoring and ensuring the safety of water sources and agricultural products. Understanding the synthesis of these specific chemosensors is a key long-tail keyword area for researchers in analytical chemistry.

Furthermore, 4-Nitro-1,8-naphthalic anhydride is a valuable building block in polymer science. Its ability to participate in Diels-Alder reactions allows for the creation of novel shape memory polymers. These polymers exhibit unique properties, responding to external stimuli like temperature changes by returning to their original shape. The development of such advanced materials is a significant focus for manufacturers seeking innovative solutions.

In the field of medical diagnostics, this chemical finds application as a fluorochrome substrate for nitrogen reductase. This function is instrumental in noninvasive hypoxia imaging, a critical technique for cancer detection and research. By visualizing hypoxic regions within tumors, medical professionals can better understand disease progression and tailor treatment strategies. The pursuit of effective hypoxia imaging techniques highlights the importance of reliable suppliers of such specialized compounds.

The versatility of 6-Nitro-1H,3H-naphtho[1,8-cd]pyran-1,3-dione extends to its use as a precursor for amphiphilic naphthalimide dyes. These dyes are known for their excellent color brilliancy and specific solubility characteristics, making them suitable for various applications including textiles and advanced imaging systems. The synthesis and application of these dyes represent a niche yet important segment of the fine chemical market.

NINGBO INNO PHARMCHEM CO.,LTD. is committed to supporting these diverse fields by providing a consistent supply of high-purity 4-Nitro-1,8-naphthalic anhydride. Whether your research focuses on nitro-antibiotics detection chemosensor, shape memory polymers synthesis, hypoxia imaging, or specialty dyes, this fine chemical is an indispensable component. We aim to be your trusted partner, offering competitive prices and expert technical support to facilitate your groundbreaking work.