40276-11-7

40276-11-7 - Names and Identifiers

Name	1,4-dimethoxy-2-[(E)-2-nitroethenyl]benzene
Synonyms	2,5-Dimethoxy-β-nitrostyrene 2,5-Dimethoxy-Beta-Nitrostyrene 2,5-DIMETHOXY-BETA-NITROSTYRENE 2-(2,5-DIMETHOXYPHENYL)NITROETHENE 1,4-DIMETHOXY-2-(2-NITROVINYL)BENZENE TRANS-2,5-DIMETHOXY-BETA-NITROSTYRENE 1-(2,5-DIMETHOXYPHENYL)-2-NITROETHENE 1,4-DIMETHOXY-2-(2-NITROETHENYL) BENZENE 1,4-Dimethoxy-2-[(E)-2-nitrovinyl]benzene 1,4-DIMETHOXY-2-[(E)-2-NITROETHENYL]BENZENE 1,4-dimethoxy-2-[(E)-2-nitroethenyl]benzene benzene, 1,4-dimethoxy-2-[(E)-2-nitroethenyl]- 4-METHOXY-2-[(E)-2-NITROETHENYL]PHENYL METHYL ETHER
CAS	40276-11-7
InChI	InChI=1/C10H11NO4/c1-14-9-3-4-10(15-2)8(7-9)5-6-11(12)13/h3-7H,1-2H3/b6-5+

40276-11-7 - Physico-chemical Properties

Molecular Formula	C10H11NO4
Molar Mass	209.2
Density	1.197
Melting Point	116-120°C(lit.)
Boling Point	348.55°C (rough estimate)
Flash Point	163.2°C
Vapor Presure	8.66E-05mmHg at 25°C
Storage Condition	2-8°C
Refractive Index	1.5400 (estimate)

40276-11-7 - Risk and Safety

Safety Description	S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes.
WGK Germany	3

40276-11-7 - Introduction

1,4-dimethoxy-2-[(E)-2-nitroethenyl]benzene, chemical formula C10H11NO4, is an organic compound.

Its properties are as follows:
Appearance: White crystalline or powdery solid.
Melting point: about 176-178°C.
Solubility: Soluble in alcohol and ether solvents, slightly soluble in water.
Stability: Stable at room temperature, but will decompose under the influence of light and heat.

1,4-dimethoxy-2-[(E)-2-nitroethenyl]benzene is often used as an intermediate in organic synthesis and has the following main uses:
1. for the synthesis of natural products and drug molecules.
2. Used as a synthetic raw material for coatings, dyes and photosensitive materials.
3. for the preparation of polymers containing styrene structure.

The preparation method of the compound can be carried out by the following steps:
1. formaldehyde and ethanol reaction, generating methanol and acetaldehyde.
2. the reaction of acetaldehyde and sodium nitrite in an alkaline solution to generate β-nitroacetaldehyde.
3. β-nitroacetaldehyde is reacted with methyl ether to generate 1,4-dimethoxy-2-[(E)-2-nitroethenyl]benzene.

Regarding safety information, 1,4-dimethoxy-2-[(E)-2-nitroethenyl]benzene is a chemical and has certain risks. During use, the following matters should be paid attention:
1. Avoid direct contact with skin and eyes to avoid irritation or damage.
2. use to ensure a well-ventilated working environment, avoid inhalation of its steam or dust.
3. Avoid contact with strong oxidants and flammable materials to avoid dangerous reactions.
4. Pay attention to fire and explosion prevention during storage and transportation, and avoid high temperature and direct sunlight.

When handling 1,4-dimethoxy-2-[(E)-2-nitroethenyl]benzene, follow the correct operating procedures and use appropriate protective equipment to ensure the safety of personnel.

Last Update：2024-04-09 20:02:46