Products Description
The substance with CAS number 70500-72-0 is 7-Hydroxyquinolinone, also known as 7-Hydroxyquinoline-(1H)-2-one and 7-Hydroxyquinolin-2(1H)-one. It has a molecular formula of C₉H₇NO₂ and a molecular weight of 161.157.
In terms of physical properties, 7-Hydroxyquinolinone has a density of about 1.4±0.1g/cm³, a melting point of 234-238°C, a boiling point of about 441.7±25.0°C (at 760mmHg pressure), a flash point of 220.9±23.2°C, a vapor pressure of 0.0±1.1mmHg (at 25°C), and a refractive index of 1.743. It is slightly soluble in DMSO and slightly soluble in methanol (ultrasonic treatment can promote dissolution). It is recommended to store it in a refrigerator.
In terms of chemical properties, 7-Hydroxyquinolinone has the reactivity given by its molecular structure. Due to the presence of functional groups such as hydroxyl and carbonyl, it can participate in a variety of chemical reactions, such as substitution reactions and oxidation reactions.


Basic Info
| CAS | 70500 - 72 - 0 |
| EINECS | 812 - 453 - 9 |
| Chemical Formula | C₉H₇NO₂ |
| Molecular Weight | 161.16 |
| Density | 1.337 ± 0.06 g/cm³ (Predicted) |
| Melting Point | 187 - 192°C |
| Boiling Point | 426.8 ± 45.0 °C (Predicted) |
| Flash Point | 198°C |
| Vapor Pressure | 4.28E - 07mmHg at 25°C |
| Solubility | DMSO (Slightly soluble), Methanol (Slightly soluble, with sonication) |
| Refractive Index | 1.604 |
Safety Information
Hazard code: Xn (harmful), Xi (irritant)
Risk statement: R22 (harmful if swallowed), R43 (may cause sensitization in contact with skin)
Safety statement: S36/37 (wear appropriate protective clothing and gloves)
Customs code: 2942000000

Uses
In terms of applications, 7-Hydroxyquinolinone is an important pharmaceutical intermediate and can be used to synthesize a variety of drugs. For example, it is one of the key raw materials for the synthesis of aripiprazole. In the synthesis process of aripiprazole, it can provide the necessary structural fragments for the target drug molecule. It is also a key synthetic intermediate of the drug molecule epipiprazole. 7-Hydroxyquinolinone provides a specific structural basis and reaction site for the synthesis of epipiprazole and participates in the construction of the molecular structure of epipiprazole.
Company Profile
Gnee Chem is an enterprise specialising in the research, development, production and sales of phytochemicals and fine chemicals.Our factory was established in 2016 and is located in Henan Province, covering an area of 3,600 square metres. We have a professional, well-equipped and high-quality R&D team with more than 10 years of R&D experience. Our products are widely exported to many countries, such as the United States, Russia, Canada, Australia, Europe, etc., and we provide customers with fast shipping services. We hope to establish long-term and mutually beneficial cooperation with more friends in the future, and provide the best products and services for our customers.




FAQ
Can your company accept customisation and meet customers' special specifications?
Yes, we can.
What are your payment terms?
Wire transfer, paypal, western union, money order and bitcoin.
What is your delivery time?
We usually ship within 1-3 days after receiving your payment.
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