(2E)-2-Heptenal
2,4-DIMETHOXYPYRIDINE
CAS: 18677-43-5
Molecular Formula: C7H9NO2
(2E)-2-Heptenal - Names and Identifiers
| Name | 2,4-DIMETHOXYPYRIDINE |
| Synonyms | Heptenal dihexyllead 2-Hepten-1-al (2E)-2-Heptenal (2E)-Hept-2-enal 2-heptenal, (2E)- 2,4-DIMETHOXYPYRIDINE 2,4-DimethoxypyridineI Pyridine, 2,4-dimethoxy- |
| CAS | 18677-43-5 |
| EINECS | 219-563-0 |
| InChI | InChI=1/C7H12O/c1-2-3-4-5-6-7-8/h5-7H,2-4H2,1H3/b6-5+ |
(2E)-2-Heptenal - Physico-chemical Properties
| Molecular Formula | C7H9NO2 |
| Molar Mass | 139.15 |
| Density | 0.83g/cm3 |
| Boling Point | 166°C at 760 mmHg |
| Flash Point | 53.3°C |
| Vapor Presure | 1.82mmHg at 25°C |
| Storage Condition | Inert atmosphere,Room Temperature |
| Refractive Index | 1.427 |
(2E)-2-Heptenal - Introduction
2,4-dimethoxypyridine is an organic compound with the molecular formula C9H11NO2, and its structure contains two methoxy groups and a pyridine ring. It has the following properties:
1. Appearance: 2,4-dimethoxypyridine is a colorless crystal or white powder.
2. Solubility: Its solubility in water is low, but it can be dissolved in many organic solvents.
3. Melting point: The melting point of 2,4-dimethoxypyridine is about 51-54 degrees Celsius.
4. Chemical properties: It is an alkaline compound that can form the corresponding salt in water.
2,4-dimethoxypyridine has many uses in chemical research and industrial applications:
1. Catalyst: It can be used as a ligand of rhodium catalyst to participate in organic synthesis reactions, such as hydrogenation, cyclization and carbonylation reactions.
2. Drug synthesis: It can be used as intermediates and raw materials for drug synthesis, such as key intermediates for the synthesis of certain drugs, such as furosemide (a diuretic) and phenobarbital (a sedative).
3. Dye synthesis: 2,4-dimethoxypyridine can be used to synthesize dye precursors, which can be used in textiles, paints, inks and other fields.
The preparation method of 2,4-dimethoxypyridine can be carried out by the following steps:
1. Introduction of pyridine ring: First, pyridine is condensed with the corresponding alcohol to form a pyridine ring.
2. Introduction of Methoxy Group: In a reaction solvent, N-formylpyridine and methanol were added, and 2,4-dimethothoxypyridine was synthesized by reaction.
When using 2,4-dimethoxypyridine, you should pay attention to the following safety information:
1. Toxicity: 2,4-dimethoxypyridine has certain toxicity, please avoid direct contact with skin and eyes. Suitable personal protective equipment should be worn during operation.
2. Fire hazard: This compound is flammable at high temperatures, please avoid contact with open flames and high temperature objects.
3. Storage and handling: storage should be away from the fire and oxidant. After treatment, the waste is disposed of in accordance with the relevant regulations.
1. Appearance: 2,4-dimethoxypyridine is a colorless crystal or white powder.
2. Solubility: Its solubility in water is low, but it can be dissolved in many organic solvents.
3. Melting point: The melting point of 2,4-dimethoxypyridine is about 51-54 degrees Celsius.
4. Chemical properties: It is an alkaline compound that can form the corresponding salt in water.
2,4-dimethoxypyridine has many uses in chemical research and industrial applications:
1. Catalyst: It can be used as a ligand of rhodium catalyst to participate in organic synthesis reactions, such as hydrogenation, cyclization and carbonylation reactions.
2. Drug synthesis: It can be used as intermediates and raw materials for drug synthesis, such as key intermediates for the synthesis of certain drugs, such as furosemide (a diuretic) and phenobarbital (a sedative).
3. Dye synthesis: 2,4-dimethoxypyridine can be used to synthesize dye precursors, which can be used in textiles, paints, inks and other fields.
The preparation method of 2,4-dimethoxypyridine can be carried out by the following steps:
1. Introduction of pyridine ring: First, pyridine is condensed with the corresponding alcohol to form a pyridine ring.
2. Introduction of Methoxy Group: In a reaction solvent, N-formylpyridine and methanol were added, and 2,4-dimethothoxypyridine was synthesized by reaction.
When using 2,4-dimethoxypyridine, you should pay attention to the following safety information:
1. Toxicity: 2,4-dimethoxypyridine has certain toxicity, please avoid direct contact with skin and eyes. Suitable personal protective equipment should be worn during operation.
2. Fire hazard: This compound is flammable at high temperatures, please avoid contact with open flames and high temperature objects.
3. Storage and handling: storage should be away from the fire and oxidant. After treatment, the waste is disposed of in accordance with the relevant regulations.
Last Update：2024-04-09 02:00:43
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Product Name: 2,4-Dimethoxypyridine Visit Supplier Webpage Request for quotationCAS: 18677-43-5
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Product Name: 2,4-Dimethoxypyridine Visit Supplier Webpage Request for quotation
CAS: 18677-43-5
Tel: 18301782025
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CAS: 18677-43-5
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View History
(2E)-2-Heptenal
(4-氟苯基)乙酸乙酯
1-甲基-1H-苯[D]咪唑-2-硫醇
海菲麝香
N-ALPHA-T-BUTOXYCARBONYL-3-AMINOBENZOIC ACID
Robenidine hydrochloride
((2R,3S,5R)-3-((4-氯苯甲酰基)氧基)-5-(5-乙基-2,4-二氧代-3,4-二氢嘧啶-1(2H)-基)四氢呋喃-2-嘧啶-4-基)甲基4-氯苯甲酸酯
6-Aminonaphthalene-1-sulphonic acid
Acetic acid,tin(2+) salt
(4-氟苯基)乙酸乙酯
1-甲基-1H-苯[D]咪唑-2-硫醇
海菲麝香
N-ALPHA-T-BUTOXYCARBONYL-3-AMINOBENZOIC ACID
Robenidine hydrochloride
((2R,3S,5R)-3-((4-氯苯甲酰基)氧基)-5-(5-乙基-2,4-二氧代-3,4-二氢嘧啶-1(2H)-基)四氢呋喃-2-嘧啶-4-基)甲基4-氯苯甲酸酯
6-Aminonaphthalene-1-sulphonic acid
Acetic acid,tin(2+) salt