Cyproheptadine Hydrochloride EP IMpurity A

Cyproheptadine Hydrochloride EP IMpurity A - Names and Identifiers

Name	5H-dibenzo[a,d]cycloheptene
Synonyms	Dibenzosuberene Einecs 205-969-5 Dibenzocycloheptene Dibenzocycloheptatriene 5H-Dibenzo[a,d][7]annulene 5H-dibenzo[a,d][7]annulene 5H-dibenzo[a,d]cycloheptene 5H-Dibenzo(a,d)cycloheptene Dibenzo[a,d]cycloheptatriene Cyproheptadine EP Impurity A Cyproheptadine Hydrochloride EP IMpurity A Cyproheptadine Related Compound A (40 mg) (5H-dibenzo[a,d]cycloheptene) (AS)
CAS	256-81-5
EINECS	205-969-5
InChI	InChI=1/C15H12/c1-3-7-14-11-15-8-4-2-6-13(15)10-9-12(14)5-1/h1-10H,11H2

Cyproheptadine Hydrochloride EP IMpurity A - Physico-chemical Properties

Molecular Formula	C15H12
Molar Mass	192.26
Density	1.085±0.06 g/cm3(Predicted)
Melting Point	46 °C
Boling Point	175-195 °C(Press: 20 Torr)
Flash Point	155.2°C
Solubility	Chloroform (Slightly), Methanol (Slightly)
Vapor Presure	0.000536mmHg at 25°C
Appearance	neat
Color	White to Off-White
Storage Condition	Amber Vial, Refrigerator
Stability	Light Sensitive
Refractive Index	1.625

Cyproheptadine Hydrochloride EP IMpurity A - Risk and Safety

HS Code

2902909500

Cyproheptadine Hydrochloride EP IMpurity A - Introduction

5H-dibenzo[a,d]cycloheptene is an organic compound with the chemical formula C15H12. It has the following properties:

1. Appearance: 5H-dibenzo[a,d]cycloheptene is a colorless to pale yellow solid.
2. Melting Point: about 60-62 degrees Celsius.
3. Boiling point: There is no clear boiling point data, but it will decompose at high temperatures.
4. Solubility: At room temperature, it can be dissolved in organic solvents, such as ethanol and dimethylformamide.
5. Stability: 5H-dibenzo[a,d]cycloheptene is stable at room temperature, but it is easy to decompose under the action of high temperature, light and oxygen.

5H-dibenzo[a,d]cycloheptene has certain applications in chemical research, mainly including the following aspects:

1. Catalyst: It can be used as a raw material for some catalysts to catalyze organic synthesis reactions.
2. Fluorescent probe: Due to its specific structure and properties, 5H-dibenzo[a,d]cycloheptene can be used as a fluorescent probe for imaging and detecting molecules and cells.

The methods for preparing 5H-dibenzo[a,d]cycloheptene are mainly as follows:

1. Decker reaction: prepared by the reaction of aromatic hydrocarbons and nitroso compounds.
2. Cycloheptene cyclization reaction: can be prepared by cycloheptene cyclization reaction. For example, 5H-dibenzo[a,d]cycloheptene is obtained by cyclization of Cyclooctene and vinylbenzene.

Regarding safety information, 5H-dibenzo[a,d]cycloheptene needs to pay attention to the following matters during use and storage:

1. Operation should avoid direct contact with skin, eyes and mouth.
2. Ventilation should be done during operation to prevent the vapor concentration from being too high.
3. During storage, it should be kept in a cool, dry and well-ventilated place, away from fire and flammable materials.
4. When discarded, it should be disposed of in accordance with local regulations.

It should be noted that the above information is for reference only. In actual use, please operate according to specific experimental conditions and safety regulations.

Last Update：2024-04-10 22:39:43