4,4'-diaminostilbene dihydrochloride

4,4'-diaminostilbene dihydrochloride - Names and Identifiers

Name	4,4'-diaminostilbene dihydrochloride
Synonyms	4.4'-Diaminostilbene2HCl (4-Bromo-3-thienyl)lithium vinylenedianiline dihydrochloride 4,4'-(E)-ethene-1,2-diyldianiline 4,4'-diaminostilbene dihydrochloride [4-[2-(4-aminophenyl)vinyl]phenyl]amine 4,4'-(E)-ethene-1,2-diyldianilinium dichloride 4,4'-(E)-ethene-1,2-diyldianiline hydrochloride (E)-4,4'-(ethene-1,2-diyl)dianiline dihydrochloride
CAS	54760-75-7
EINECS	266-431-3
InChI	InChI=1/C14H14N2.ClH/c15-13-7-3-11(4-8-13)1-2-12-5-9-14(16)10-6-12;/h1-10H,15-16H2;1H/b2-1+

4,4'-diaminostilbene dihydrochloride - Physico-chemical Properties

Molecular Formula	C14H16Cl2N2
Molar Mass	283.2
Melting Point	>300°C(lit.)
Boling Point	461.2°C at 760 mmHg
Flash Point	232.7°C
Solubility	almost transparency in hot 0.1M HCl
Vapor Presure	6.57E-09mmHg at 25°C
Appearance	powder to crystal
Color	White to Yellow to Orange
Storage Condition	Room Temprature
MDL	MFCD00012984

4,4'-diaminostilbene dihydrochloride - Risk and Safety

WGK Germany	3
HS Code	29215900
Hazard Class	IRRITANT

4,4'-diaminostilbene dihydrochloride - Introduction

4,4 '-diaminostilbene dihydrochloride, with the chemical formula C14H16N2 · 2HCl, is also known as 4,4'-stilbystyrene diamine dihydrochloride. The following is a description of the properties, uses, preparation and safety information of the compound:

Nature:
-Appearance: White or off-white crystalline powder
-Melting point: 215-220 degrees Celsius
-Solubility: Soluble in water and some organic solvents, such as ethanol and methanol
-Stability: Stable at room temperature, but oxidation reaction may occur under the condition of light and oxidant

Use:
-Biological dyes: as fluorescent dyes, can be used for biological research in protein analysis, nucleic acid staining, etc.
-Optical material: Due to its fluorescent properties, it can be used as an optical material or fluorescent probe.

Preparation Method:
The preparation method of 4,4 '-diaminostilbene dihydrochloride can be obtained by hydrogenation reaction of 4-nitrostilbene. Specific steps involve the reduction, acidification and crystallization of the para-nitro compound.

Safety Information:
-As a chemical, follow routine laboratory procedures and personal protective measures.
-Avoid direct contact with skin, eyes and inhalation of dust. Wear protective gloves, glasses and masks during operation.
-When handling the compound, it should be done in a well-ventilated area and avoid inhaling exposed dust.
-If you accidentally touch or eat, please seek help from your doctor immediately and provide the relevant information on the package.

Last Update：2024-04-10 22:29:15