CAS: 815-57-6; 3-Methyl-2,4-Pentanedione

该化合物是一种含有分子式C5H8O2的有机化合物.它是一种无色的黄色液体,具有典型的甜,果味味味.它是一种二氯酮,由五碳链的2和4个位置的两个碳基类(C=O)组成,一个甲基组位于3个位置.它溶于水和有机溶剂,具有多种用途. 3-M乙基-2-4-pentenedione由于具有切酸金属离子的能力,因此在化学协调方面有用,并作为有机合成的试剂.此外,它具有溶剂和食品制品的调味剂等特性.该化合物易燃,应当按照适当的安全规程加以处理.它与金属形成稳定的复合物的活性和能力也使其在催化和材料科学中具有价值.

结构式图片

物理性质

MSDS等安全信息

欧盟法规

ECHA物质C&L通报REACH预注册

上下游产品

CAS号123-54-6 乙酰丙酮 | CAS号74-88-4 碘甲烷 | CAS号50-00-0 甲醛 | CAS号5683-44-3 2-甲基-2,4-戊二醇 | CAS号53496-45-0 2-Pentanone, 4-... | CAS号77-78-1 硫酸二甲酯 | CAS号6203-88-9 1-methylprop-1-... | CAS号7637-07-2 三氟化硼 | CAS号1073-20-7 1,3,4,5-Tetrame... | CAS号1113-62-8 3-Penten-2-one,... | CAS号565-61-7 3-甲基-2-戊酮 | CAS号53496-45-0 2-Pentanone, 4-... | CAS号5519-42-6 3,4,5-三甲基吡唑 | CAS号144344-86-5 [4-(2-acetyl-2-... | CAS号4707-47-5 2,4-二羟基-3,6-二甲基苯甲酸甲酯 | CAS号50405-45-3 5,6-二甲基-4-羟基-2-羰基吡喃 | CAS号22868-80-0 (8CI,9CI)-四甲基嘧啶 | CAS号19550-10-8 3,4-二甲基-2-己酮

合成工艺路线路线简述

  • 15984-03-9 = 815-57-6 + 3002-24-2
    反应条件:1.1 Reagents: Alumina; 500 °C
    标题:Conversion Of Ketone Enol Esters To β-Diketones By Intramolecular Thermal Rearrangement And By Intermolecular Acylations Using Boron Fluoride
    作者:Young,Frank G.; Et Al
    参考文献:Journal Of The American Chemical Society 日期:1950 卷标:72 页码:3635-42]

    = 815-57-6
    反应条件:1.1 Catalysts: Potassium Fluoride Solvents: Acetonitrile; 20 H,Rt
    标题:Potassium Fluoride On Celite
    作者:Pace,Vittorio; Et Al
    参考文献:E-Eros Encyclopedia Of Reagents For Organic Synthesis 日期:2008 卷标:1 页码:1-7]

    = 815-57-6
    反应条件:1.1 Reagents: 2,8,9-Trimethyl-2,5,8,9-Tetraaza-1-Phosphabicyclo[3.3.3]Undecane Solvents: Acetonitrile1.2 -
    标题:Use Of The Nonionic Superbase P(Mench2Ch2)3N In The Selective Monoalkylation Of Active-Methylene Compounds
    作者:Arumugam,Subramaniam; Et Al
    参考文献:Journal Of Organic Chemistry 日期:1998 卷标:63(11) 页码:3677-3679]

    = 815-57-6
    反应条件:1.1 Reagents: Sodium Carbonate Solvents: Acetone; 0 °C; 15 Min,0 °C1.2 Solvents: Acetone; 15 Min,0 °C; 24 H,Reflux
    标题:Ag-Catalyzed Insertion Of Alkynyl Carbenes Into C-C Bonds Of β-Ketocarbonyls: A Formal C(Sp2) Insertion
    作者:Ning,Yongquan; Et Al
    参考文献:Organic Letters 日期:2022 卷标:24(2) 页码:631-636]

    565-79-7 = 815-57-6
    反应条件:1.1 Reagents: Sodium Hypochlorite Catalysts: Sodium Bicarbonate,4-(Benzoyloxy)-2,2,6,6-Tetramethylpiperidine-1-Oxyl,Potassium Bromide Solvents: Dichloromethane,Water1.2 Catalysts: Cupric Acetate Solvents: Water1.3 Reagents: Sulfuric Acid Solvents: Toluene,Water
    标题:New Oxidation Of β-Hydroxy α-Methyl Ketones: A Convenient Synthesis Of 3-Methylalkane-2,4-Diones
    作者:Yuasa,Yoshifumi; Et Al
    参考文献:Organic Process Research & Development 日期:2002 卷标:6(5) 页码:628-631]

    67-68-5 = 815-57-6
    反应条件:1.1 Catalysts: Methyl Iodide
    标题:Reactions Of Mercury(Ii) Acetate With Nitrogen Compounds. Part 9. Oxidations Of The Bis(4-Nitrophenylhydrazones) Of Some 1,3-Diketones With Mercury(Ii) Acetate And Lead(Iv) Acetate
    作者:Butler,Richard N.; Et Al
    参考文献:Journal Of The Chemical Society 日期:1982 卷标:(2) 页码:553-5]

    = 815-57-6 [标题:Reaction Conditions
    标题:Fragmentation Of δ-Diketones Under Electron Impact. Elimination Of An Olefin And Formation Of An Enol Acetate Ion
    作者:Morizur,Jean Pierre; Et Al
    参考文献:Nouveau Journal De Chimie 日期:1985 卷标:9(2) 页码:91-4]

    = 815-57-6 [标题:Reaction Conditions
    标题:Product Class 4: Thallium Compounds
    作者:Marko,I. E.
    参考文献:Science Of Synthesis 日期:2004 卷标:7 页码:453-485]

    = 815-57-6
    反应条件:1.1 Reagents: Iodine,Phosphorus2.1 Reagents: Potassium Carbonate Solvents: Acetone
    标题:Iodomethane
    作者:Sulikowski,Gary A.; Et Al
    参考文献:E-Eros Encyclopedia Of Reagents For Organic Synthesis 日期:2001]

    = 815-57-6
    反应条件:1.1 Reagents: Sodium Hydroxide Solvents: Water2.1 Reagents: Sodium Hypochlorite Catalysts: Sodium Bicarbonate,4-(Benzoyloxy)-2,2,6,6-Tetramethylpiperidine-1-Oxyl,Potassium Bromide Solvents: Dichloromethane,Water2.2 Catalysts: Cupric Acetate Solvents: Water2.3 Reagents: Sulfuric Acid Solvents: Toluene,Water
    标题:New Oxidation Of β-Hydroxy α-Methyl Ketones: A Convenient Synthesis Of 3-Methylalkane-2,4-Diones
    作者:Yuasa,Yoshifumi; Et Al
    参考文献:Organic Process Research & Development 日期:2002 卷标:6(5) 页码:628-631]

    = 815-57-6
    反应条件:1.1 Reagents: Potassium Iodide,Calcium,Compd. With Cobalt (3:1) Solvents: Water; Heated2.1 Reagents: Ethanaminium,N,N,N-Triethyl-,Salt With 2-Pyrrolidinone (1:1) Solvents: Dimethylformamide
    标题:Iodomethane
    作者:Sulikowski,Gary A.; Et Al
    参考文献:E-Eros Encyclopedia Of Reagents For Organic Synthesis 日期:2001]

    = 815-57-6
    反应条件:1.1 Catalysts: Potassium Fluoride Solvents: Acetonitrile; 20 H,Rt
    标题:Potassium Fluoride On Celite
    作者:Han,Qi; Et Al
    参考文献:E-Eros Encyclopedia Of Reagents For Organic Synthesis 日期:2009 卷标:1 页码:1-41]

    15435-71-9 = 815-57-6
    反应条件:1.1 Reagents: Potassium Carbonate,Potassium Iodide Solvents: Acetone1.2 -
    标题:Synthesis Of 5,15-Diphenyl-2,3,7,8,12,13,17,18-Octamethylporphine And Its Derivatives
    作者:Semeikin,A. S.; Et Al
    参考文献:Izvestiya Vysshikh Uchebnykh Zavedenii 日期:1988 卷标:31(6) 页码:39-44]

    = 815-57-6
    反应条件:1.1 Solvents: Benzene-D6
    标题:Michael Reactions Promoted By η1-O-Enolatoruthenium(Ii) Complexes Derived From Ru(Cod)(Cot),Diphosphine,And Dimethyl Malonate
    作者:Alvarez,Salvador G.; Et Al
    参考文献:Tetrahedron Letters 日期:1998 卷标:39(29) 页码:5209-5212]

    = 815-57-6
    反应条件:1.1 Reagents: Sodium Hydroxide Solvents: Methanol; 30 Min,0 - 5 °C; 5 °C -> Rt1.2 30 Min,Rt; 1 - 3 H,Reflux; Overnight,Rt
    标题:Synthesis Of Some 7,9-Dimethyl-8-Substituted Pyrido[3',2':4,5]Thieno[3,2-D]Pyrimidines And Their Antitubercular Activity
    作者:Godhani,D. R.; Et Al
    参考文献:Journal Of The Indian Chemical Society 日期:2013 卷标:90(12) 页码:2257-2262]

    14219-90-0 = 815-57-6 [标题:Reaction Conditions
    标题:Product Class 4: Thallium Compounds
    作者:Marko,I. E.
    参考文献:Science Of Synthesis 日期:2004 卷标:7 页码:453-485]

    14947-58-1 = 815-57-6
    反应条件:1.1 Reagents: Propionic Acid Solvents: Ethanol,Acetone1.2 Reagents: Potassium Hydroxide Solvents: Water
    标题:Pyrrole Chemistry. An Improved Synthesis Of Ethyl Pyrrole-2-Carboxylate Esters From Diethyl Aminomalonate
    作者:Paine,John B. Iii; Et Al
    参考文献:Journal Of Organic Chemistry 日期:1985 卷标:50(26) 页码:5598-604]

    4510-37-6 = 815-57-6 [标题:Reaction Conditions
    标题:Synthesis By Fragmentation And Rearrangement
    作者:Constantieux,T.; Et Al
    参考文献:Science Of Synthesis 日期:2005 卷标:26 页码:413-462]

    = 815-57-6
    反应条件:1.1 Reagents: Boron Trifluoride Solvents: Nitrogen2.1 Reagents: Propionic Acid Solvents: Ethanol,Acetone2.2 Reagents: Potassium Hydroxide Solvents: Water
    标题:Pyrrole Chemistry. An Improved Synthesis Of Ethyl Pyrrole-2-Carboxylate Esters From Diethyl Aminomalonate
    作者:Paine,John B. Iii; Et Al
    参考文献:Journal Of Organic Chemistry 日期:1985 卷标:50(26) 页码:5598-604]

    = 815-57-6
    反应条件:1.1 Reagents: Iodine,Phosphorus2.1 Reagents: Ethanaminium,N,N,N-Triethyl-,Salt With 2-Pyrrolidinone (1:1) Solvents: Dimethylformamide
    标题:Iodomethane
    作者:Sulikowski,Gary A.; Et Al
    参考文献:E-Eros Encyclopedia Of Reagents For Organic Synthesis 日期:2005 卷标:1 页码:1-10]

    = 815-57-6
    反应条件:1.1 Reagents: Calcium Carbonate,Potassium Iodide Solvents: Water; Heated2.1 Reagents: Ethanaminium,N,N,N-Triethyl-,Salt With 2-Pyrrolidinone (1:1) Solvents: Dimethylformamide
    标题:Iodomethane
    作者:Sulikowski,Gary A.; Et Al
    参考文献:E-Eros Encyclopedia Of Reagents For Organic Synthesis 日期:2005 卷标:1 页码:1-10]

    = 815-57-6 + 3142-58-3
    反应条件:1.1 Reagents: Potassium Carbonate Solvents: Acetone; 5 H,Reflux
    标题:Approaches To The Synthesis Of Trichothecane Sesquiterpenes
    作者:Bacon,Edward Richard
    参考文献:1980]

    = 815-57-6 + 3142-58-3
    反应条件:1.1 Catalysts: Hydrotalcite (Mg6(Co3)[al(Oh)6]2(Oh)4.4H2O)
    标题:Hydrotalcite-Catalyzed Alkylation Of 2,4-Pentanedione
    作者:Cativiela,C.; Et Al
    参考文献:Synthetic Communications 日期:1995 卷标:25(11) 页码:1745-50]

    = 815-57-6 + 3142-58-3
    反应条件:1.1 Reagents: Potassium Carbonate
    标题:Alkylation In Solid-Liquid Two-Phase Systems. Ii. Alkylation Of Acetylacetone Using Powdered Alkali Metal Carbonate As A Base
    作者:Xu,Chenzhi; Et Al
    参考文献:Huaxue Xuebao 日期:1986 卷标:44(5) 页码:466-71]

    463-51-4 = 815-57-6 + 3002-24-2
    反应条件:1.1 Reagents: Sulfoacetic Acid; 60 - 80 °C2.1 Reagents: Alumina; 500 °C
    标题:Conversion Of Ketone Enol Esters To β-Diketones By Intramolecular Thermal Rearrangement And By Intermolecular Acylations Using Boron Fluoride
    作者:Young,Frank G.; Et Al
    参考文献:Journal Of The American Chemical Society 日期:1950 卷标:72 页码:3635-42
3-Methyl-Pentan-2,4-Diol置于sodium Dichromate,硫酸体系中,用 丙酮 作为反应溶剂,化学反应生成 3-甲基-2,4-戊烷二酮
参考文献:Synthesis Of Alternating Hydroxy-And Methyl-Substituted Hydrocarbons By Oxymercuration Of Cyclopropylcarbinols
标题:Synthesis Of Alternating Hydroxy-And Methyl-Substituted Hydrocarbons By Oxymercuration Of Cyclopropylcarbinols
摘要:
DOI:10.1021/ja00268A062

海关参考信息

专利信息


专利号:US-6753449-B2
优先权日:2001-10-09
标题 :Cleavable linker for solid phase synthesis
发明人：GUO MAOJUN
权利人:ARQULE INC
摘要:Cleavable alkene-containing linkers and supports useful for the solid phase synthesis of chemical compounds, and combinatorial libraries of compounds, are disclosed. Also disclosed are methods of making and using the linkers and supports.

专利号:US-3829429-A
优先权日:1970-01-07
标题:Catalytic synthesis of substituted pyridines from acetylenes and nitriles
发明人：CLEMENT R
权利人:DU PONT
摘要:NOVEL PROCESS FOR THE PREPARATION OF SUBSTITUTED PYRIL DINES COMPRISING CONTACTING AN ALKYL, ALKYLENE OR ARYL SUBSTITUTED NITRILE WITH AT LEAST ONE ACETYLENIC COMPOUND OF THE FORMULA R1-C$C-R7, WHEREIN R1 AND R5 MAY BE H, ALKYL, ALKOXY, ALKENYL OR ARALKYL AT ABOUT 150*C.-600* C. IN THE PRESENCE OF A COBALT CATALYST.

专利号:US-6686498-B2
优先权日:2001-03-07
标题:Process for the preparation of Michael-adducts
发明人：JACOBY DENIS
权利人:FIRMENICH & CIE
摘要:The present invention relates to the field of organic synthesis and more specifically to a process for the preparation of Michael-adducts, as defined below, by reacting a beta,beta- or a alpha,beta-disubstituted, or a alpha,beta,beta-trisubstituted, alpha,beta-unsaturated ketone (I) with a beta-ketoester or a beta-diketone (II) in presence of a suitable catalyst of formula M(X)n, according to scheme 1:

专利号:US-8399680-B2
优先权日:2007-09-28
标 题:Arylamine synthesis method
发明人：TAILLEFER MARC; XIA NING
权利人:TAILLEFER MARC; XIA NING; CENTRE NAT RECH SCIENT
摘要:The invention relates to a method for preparing arylamines and, in particular, a method for preparing aniline and anilines substituted on the aromatic ring from ammonia, under easily-industrialized mild conditions with good selectivity and yields, in the presence of a catalytic system including a copper complex.

专利号:DE-2559057-B2
优先权日:1975-01-02
标题:Process for the synthesis of alkanediols and triols with 2 or 3 carbon atoms from hydrogen and carbon oxides

专利号:DE-2559057-C3
优先权日:1975-01-02
标 题:Process for the synthesis of alkanediols and triols with 2 or 3 carbon atoms from hydrogen and carbon oxides

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合成参考文献


摘要:Kwiecień, H., Science of Synthesis Knowledge Updates, (2018) 3, 155.
摘要:Götzinger, A. C.; Müller, T. J. J., Science of Synthesis Knowledge Updates, (2017) 3, 28.
摘要:Gao, W.-C.; Tian, J., Science of Synthesis Knowledge Updates, (2020) 3, 249.
摘要:von Angerer, S., Science of Synthesis Knowledge Updates, (2011) 1, 195.
摘要:von Angerer, S., Science of Synthesis Knowledge Updates, (2011) 1, 193.
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