(5-Nitro-1,3-phenylene)diMethanol

(5-Nitro-1,3-phenylene)diMethanol - Names and Identifiers

Name	5-nitro-M-xylene-alpha,alpha'-diol
Synonyms	5-nitro-m-xylene-α,α'-diol 5-Nitro-1,3-benzenedimethanol 1,3-BenzenediMethanol,5-nitro- (5-Nitro-1,3-phenylene)diMethanol 5-nitro-M-xylene-alpha,alpha'-diol 5-NITRO-M-XYLENE-ALPHA,ALPHA'-DIOL 5-NITRO-1,3-DIHYDROXYMETHYLBENZENE 3-(Hydroxymethyl)-5-nitrobenzyl alcohol 3-(Hydroxymethyl)-5-nitro-phenylmethanol
CAS	71176-55-1
EINECS	275-255-6
InChI	InChI=1/C8H9NO4/c10-4-6-1-7(5-11)3-8(2-6)9(12)13/h1-3,10-11H,4-5H2

(5-Nitro-1,3-phenylene)diMethanol - Physico-chemical Properties

Molecular Formula	C8H9NO4
Molar Mass	183.16
Density	1.420
Melting Point	94-96 °C (lit.)
Boling Point	421.9±35.0 °C(Predicted)
Flash Point	191.3°C
Vapor Presure	7.16E-08mmHg at 25°C
pKa	13.45±0.10(Predicted)
Storage Condition	Sealed in dry,Room Temperature
Refractive Index	1.627

(5-Nitro-1,3-phenylene)diMethanol - Risk and Safety

WGK Germany

(5-Nitro-1,3-phenylene)diMethanol - Introduction

5-nyro-M-xylene-alpha, alpha'-diol is an organic synthetic compound with the chemical formula C8H8N2O4. The following is a description of its nature, use, formulation and safety information:

Nature:
-Appearance: White crystalline solid
-Melting point: 147-149 degrees Celsius
-Boiling point: 315 degrees Celsius
-Solubility: Slightly soluble in water, soluble in organic solvents such as alcohol and ether
- 5-nitro-M-xylene-alpha,alpha'-diol has strong oxidizing and reducing properties

Use:
-5-nyro-M-xylene-alpha, alpha'-diol is commonly used as a starting material or intermediate in organic synthesis reactions and can be used to synthesize other compounds.
-It is also used in the preparation of certain pigments and pesticides.

Preparation Method:
- 5-nitro-M-xylene-alpha,alpha'-diol can be prepared by nitration of m-xylene. The specific preparation method is as follows:
1. dissolve m-xylene in nitric acid and add sulfuric acid as catalyst.
2. slowly add nitric acid mixture with high nitric acid concentration at low temperature.
3. After the reaction is complete, the lead nitrate precipitate in the reaction solution is filtered off.
4. Finally, a crystalline solid of 5-nyro-M-xylene-alpha, alpha'-diol was obtained by crystallization.

Safety Information:
-5-nyro-M-xylene-alpha, alpha'-diol is an organic compound with certain toxicity. Inhalation, contact with skin and eyes should be avoided.
-Wear protective glasses, gloves and overalls during operation to maintain a well-ventilated working environment.
-Substances should be stored in a sealed, dry, well-ventilated place, away from fire and flammable materials.
-If inhaled or touched, clean your skin immediately in fresh air or seek medical help.

Last Update：2024-04-10 22:29:15