p-Nitrobenzyl-diazoacetoacetate
4-Nitrobenzyl 2-diazoacetoacetate
CAS: 82551-63-1
Molecular Formula: C11H9N3O5
p-Nitrobenzyl-diazoacetoacetate - Names and Identifiers
| Name | 4-Nitrobenzyl 2-diazoacetoacetate |
| Synonyms | M2 p-Nitrobenzyl-diazoacetoacetate 4-Nitrobenzyl-2-diazoacetoacetate p-nitrobenzyl-2-diazoacetoacetate 4-Nitrobenzyl 2-diazoacetoacetate p-Nitrobenzyl 2-diazoacetoacetate 4-nitrobenzyl 2-diazo-3-oxobutanoate 2-diazo-5-(4-nitrophenyl)-3-oxopentanoate 2-diazonio-5-(4-nitrophenyl)-3-oxo-1-pentene-1,1-diolate Butanoic acid,2-diazo-3-oxo-, (4-nitrophenyl)Methyl ester |
| CAS | 82551-63-1 |
| EINECS | 1806241-263-5 |
| InChI | InChI=1/C11H9N3O5/c1-7(15)10(13-12)11(16)19-6-8-2-4-9(5-3-8)14(17)18/h2-5H,6H2,1H3 |
p-Nitrobenzyl-diazoacetoacetate - Physico-chemical Properties
| Molecular Formula | C11H9N3O5 |
| Molar Mass | 263.21 |
| Storage Condition | Room Temprature |
| Physical and Chemical Properties | White or off-white powder light yellow powder |
p-Nitrobenzyl-diazoacetoacetate - Introduction
4-Nitrobenzyl 2-diazoacetoacetate is an organic compound with the chemical formula C11H9N3O6. The following is an introduction to its nature, use, preparation and safety information:
Nature:
-Appearance: 4-Nitrobenzyl 2-diazoacetoacetate is a yellow to orange crystal or powder.
-Melting point: approximately 90-92°C.
-Solubility: It is soluble in many organic solvents, such as ethanol, acetone and dichloromethane.
Use:
- 4-Nitrobenzyl 2-diazoacetoacetate can be used as an intermediate in the synthesis of organic compounds. It can undergo subsequent chemical reactions through diazotization in the reaction and reactions with ethers as intermediates to produce a variety of organic products.
Preparation Method:
- 4-Nitrobenzyl 2-diazoacetoacetate can be prepared by reacting 2-diazoacetic acid with p-nitrobenzyl alcohol. First, 2-diazoacetic acid was dissolved in an aqueous sodium carbonate solution. The p-nitrobenzyl alcohol is then treated with an aqueous ammonia solution and the previous solution is added. After the reaction has been carried out for a period of time, 4-Nitrobenzyl 2-diazoacetoacetate is obtained by precipitation and crystallization under acidic conditions.
Safety Information:
- 4-Nitrobenzyl 2-diazoacetoacetate is a potentially dangerous compound and should be handled in accordance with chemical safety procedures.
-This compound may have an irritating effect on the skin, eyes and respiratory tract, so direct contact should be avoided during operation.
-During use or storage, keep away from fire sources and strong oxidants to prevent fire or explosion.
Nature:
-Appearance: 4-Nitrobenzyl 2-diazoacetoacetate is a yellow to orange crystal or powder.
-Melting point: approximately 90-92°C.
-Solubility: It is soluble in many organic solvents, such as ethanol, acetone and dichloromethane.
Use:
- 4-Nitrobenzyl 2-diazoacetoacetate can be used as an intermediate in the synthesis of organic compounds. It can undergo subsequent chemical reactions through diazotization in the reaction and reactions with ethers as intermediates to produce a variety of organic products.
Preparation Method:
- 4-Nitrobenzyl 2-diazoacetoacetate can be prepared by reacting 2-diazoacetic acid with p-nitrobenzyl alcohol. First, 2-diazoacetic acid was dissolved in an aqueous sodium carbonate solution. The p-nitrobenzyl alcohol is then treated with an aqueous ammonia solution and the previous solution is added. After the reaction has been carried out for a period of time, 4-Nitrobenzyl 2-diazoacetoacetate is obtained by precipitation and crystallization under acidic conditions.
Safety Information:
- 4-Nitrobenzyl 2-diazoacetoacetate is a potentially dangerous compound and should be handled in accordance with chemical safety procedures.
-This compound may have an irritating effect on the skin, eyes and respiratory tract, so direct contact should be avoided during operation.
-During use or storage, keep away from fire sources and strong oxidants to prevent fire or explosion.
Last Update：2024-04-10 22:29:15
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