39565
1,3-二甲基巴比妥酸
≥99.0% (T)
别名:
1,3-二甲基-2,4,6(1H,3H,5H)-嘧啶三酮
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关于此项目
经验公式（希尔记法）:
C6H8N2O3
化学文摘社编号:
分子量:
156.14
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
212-211-7
Beilstein/REAXYS Number:
139810
MDL number:
产品名称
1,3-二甲基巴比妥酸, ≥99.0% (T)
InChI key
VVSASNKOFCZVES-UHFFFAOYSA-N
InChI
1S/C6H8N2O3/c1-7-4(9)3-5(10)8(2)6(7)11/h3H2,1-2H3
SMILES string
CN1C(=O)CC(=O)N(C)C1=O
assay
≥99.0% (T)
form
solid
ign. residue
≤0.1%
mp
121-123 °C (lit.)
123-126 °C
solubility
hot water: soluble 0.5 g/10 mL, clear, colorless to faintly yellow
Quality Level
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Application
1，3-二甲基巴比妥酸可用于以下研究：
- 具有五个立体中心的异色烯嘧啶二酮衍生物的对映选择性合成，通过一锅式迈克尔-诺文葛尔缩合-反电子-需要杂-狄尔斯-阿尔德反应。
- 5-芳基-6-（烷基 - 或芳基 - 氨基）-1，3-二甲基呋喃[2，3-d]嘧啶衍生物的合成。
- 微波促进醇的间接官能化，通过使用顺序一锅式 Ir（III）/Pd（0） 催化过程的螺环化。
General description
1，3-二甲基巴比妥酸（1，3-二甲基-2，4，6（1H，3H，5H）-嘧啶三酮）是活性亚甲基化合物。它经历空心 Pd6 水溶性笼，与芘-1-甲醛，[{（tmen）Pd} 6（timb）4]（NO3）12（tmen =N,N,N′,N′-四甲基乙二胺，timb = 1，3，5-tris （1-咪唑基）苯）催化的诺文葛尔缩合反应。它经过自分选的 Pd7 分子舟实验，其与各种芳香醛，具有内部纳米腔（催化剂）辅助的诺文葛尔缩合反应。它通过 1，3-二甲基脲、丙二酸和乙酸酐在乙酸中反应合成。它广泛用于合成各种合成中间体和杂环化合物。
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1
存储类别
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
Christian Löfberg et al.
Chemical communications (Cambridge, England), (48)(48), 5000-5002 (2006-12-06)
Microwave assisted indirect functionalization of alcohols with 1,3-dimethylbarbituric acid followed by spirocyclisation employing a sequential one-pot Ir(III)/Pd(0) catalysed process, involving the formation of three new C-C bonds, one spirocyclic ring and one di- or tri-substituted exocyclic alkene, is described.
Shahram Lotfi et al.
Materials science & engineering. C, Materials for biological applications, 76, 153-160 (2017-05-10)
Electrochemical oxidation of trimipramine in the absence and presence of 1,3 dimethyl barbituric acid as a nucleophile in aqueous solution has been studied using cyclic voltammetry and controlled-potential coulometry electrolysis. Voltammetric studies of electro-oxidation of trimipramine were realized in a
1, 3-Dimethylbarbituric Acid
Argintaru OA.
e-EROS Encyclopedia of Reagents for Organic Synthesis. (2011)
Bor-Cherng Hong et al.
Organic letters, 14(2), 448-451 (2011-12-27)
Synthesis of isochromene pyrimidinedione derivatives having five stereocenters has been achieved by a one-pot Michael-Knoevenagel condensation-inverse-electron-demand hetero-Diels-Alder reaction of α, β-unsaturated aldehydes, olefinic nitroalkanes, and 1,3-dimethylbarbituric acid via a one-pot strategy with excellent diastereo- and enantioselectivities (up to 99% ee).
Dipak Samanta et al.
Chemical communications (Cambridge, England), 49(39), 4307-4309 (2013-01-09)
Unique three-component self-assembly of a cis-blocked 90° Pd(II) acceptor with a mixture of tri- and tetra-imidazole donors led to the self-sorting of a Pd7 molecular boat with an internal nanocavity, which catalyses the Knoevenagel condensation of a series of aromatic
商品
Knoevenagel Condensation is an organic reaction named after Emil Knoevenagel. It is a classic C-C bond formation reaction and a modification of the Aldol Condensation.
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