In chemistry, an ester is a compound derived from an acid (organic or inorganic) in which the hydrogen atom (H) of at least one acidic hydroxyl group...
46 KB (4,846 words) - 04:43, 20 November 2024
Ester Expósito Gayoso (born 26 January 2000) is a Spanish actress. She is best known for her starring role as Carla Rosón Caleruega in the Netflix teen...
17 KB (1,085 words) - 01:31, 17 December 2024
Look up Ester, ester, Estèr, or éster in Wiktionary, the free dictionary. An ester is a functional group in organic chemistry; specifically a chemical...
2 KB (259 words) - 21:42, 13 December 2024
Glycerol ester of wood rosin (or gum rosin), also known as glyceryl abietate or ester gum, is an oil-soluble food additive (E number E445). The food-grade...
2 KB (157 words) - 14:13, 3 November 2022
miners. The Ester Volunteer Fire Department, John Trigg Ester Library, Ester Historic Society and Ester Post Office serve residents in Ester and surrounding...
42 KB (4,250 words) - 11:39, 5 December 2024
Dibasic ester or DBE is an ester of a dicarboxylic acid. Depending on the application, the alcohol may be methanol or higher molecular weight monoalcohols...
2 KB (154 words) - 21:05, 19 November 2024
Amino esters are a class of local anesthetics. They are named for their ester bond and are unlike amide local anaesthetics. Structurally, amino esters consist...
1 KB (147 words) - 18:08, 27 March 2023
In organic chemistry, an active ester is an ester functional group that is highly susceptible toward nucleophilic attack. Activation can be imparted by...
3 KB (277 words) - 01:21, 7 February 2024
Ester Valerie Noronha is an Indian actress who appears in Telugu and Kannada films. Her notable works include Bhimavaram Bullodu, Shakeela, Lanke, Sophiya...
7 KB (328 words) - 05:04, 2 September 2024
Cholesteryl esters are a type of dietary lipid and are ester derivatives of cholesterol. The ester bond is formed between the carboxylate group of a fatty...
5 KB (523 words) - 17:57, 9 September 2024
Ester hydrolysis is an organic reaction which hydrolyzes an ester to a carboxylic acid or carboxylate, and an alcohol. It can be performed with acid as...
3 KB (268 words) - 19:52, 31 January 2024
Esther Renay Dean (born April 15, 1986), known professionally as Ester Dean, is an American R&B singer, songwriter, and record producer. She rose to prominence...
16 KB (1,018 words) - 23:41, 7 October 2024
The malonic ester synthesis is a chemical reaction where diethyl malonate or another ester of malonic acid is alkylated at the carbon alpha (directly adjacent)...
4 KB (315 words) - 22:53, 28 March 2024
Ester Ledecká (Czech pronunciation: [ˈɛstɛr ˈlɛdɛtskaː], born 23 March 1995) is a Czech snowboarder and alpine skier. At the 2018 Winter Olympics in Pyeongchang...
44 KB (1,989 words) - 22:29, 7 September 2024
This is a list of songs co-written and produced by American singer, songwriter, and producer Ester Dean....
14 KB (18 words) - 17:54, 18 July 2024
Ester Ståhlberg, née Elfving (February 17, 1870 – July 21, 1950) was a Finnish writer and educator and the first First Lady of Finland. She was the wife...
3 KB (237 words) - 20:55, 14 October 2024
Ester Akhnoukh Fanous or Esther Fanous (Arabic: إستر فانوس), also known as Ester Wissa (February 19, 1895, Assiut, Egypt – August 1990) was an Egyptian...
4 KB (480 words) - 21:39, 4 November 2024
Ester Boserup (18 May 1910 – 24 September 1999) was a Danish economist. She studied economic and agricultural development, worked at the United Nations...
22 KB (2,281 words) - 15:36, 24 July 2024
Claisen condensation (redirect from Acetoacetic ester condensation)
occurs between two esters or one ester and another carbonyl compound in the presence of a strong base. The reaction produces a β-keto ester or a β-diketone...
7 KB (627 words) - 23:49, 14 February 2024
Ester Sokler (born 4 June 1999) is a Slovenian professional footballer who plays as a striker for Scottish Premiership club Aberdeen. Born in Krško, Sokler...
13 KB (710 words) - 16:20, 21 December 2024
In chemistry, an ester is a compound derived from an acid (organic or inorganic) in which the hydrogen atom (H) of at least one acidic hydroxyl group...
19 KB (563 words) - 21:16, 15 August 2024
Ester Rachel Fuchs (born August 14, 1951) is an American academic. She is Professor of Public Affairs and Political Science at Columbia University's School...
6 KB (443 words) - 03:03, 6 December 2024
Polyvinyl esters are a group of thermoplastic vinyl polymers. The most important examples of this group are polyvinyl acetate (PVAC) and polyvinyl propionate...
2 KB (125 words) - 06:56, 12 October 2022
Ester Geislerová (born 5 March 1984) is a Czech actress and former model. Geislerová was born in Prague. She studied at the Academy of Fine Arts. Her...
4 KB (218 words) - 20:29, 24 May 2024
A wax ester (WE) is an ester of a fatty acid and a fatty alcohol. Wax esters are the main components of three commercially important waxes: carnauba wax...
10 KB (1,313 words) - 13:21, 8 March 2024
An androgen or anabolic steroid ester is an ester of an androgen/anabolic steroid (AAS) such as the natural testosterone or dihydrotestosterone (DHT)...
2 KB (188 words) - 17:41, 11 November 2023
Ester Mägi (10 January 1922 – 14 May 2021) was an Estonian composer. Her compositional output is substantial and represents all genres, from chamber and...
3 KB (223 words) - 01:44, 9 November 2024
Fatty acid esters (FAEs) are a type of ester that result from the combination of a fatty acid with an alcohol. When the alcohol component is glycerol...
3 KB (314 words) - 23:13, 22 September 2024
cyanate ester, with the formula R−O−C≡N, where R is an organyl group. Cyanate esters contain a monovalent cyanate group −O−C≡N. Cyanate esters can be cured...
3 KB (346 words) - 10:55, 27 May 2024
Ester Mieli (born 22 April 1976) is an Italian politician of Brothers of Italy. She has been a member of the Senate since 2022, and a substitute member...
2 KB (63 words) - 15:39, 14 October 2024