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3-MCPD (3-monochloropropane-1,2-diol or 3-chloropropane-1,2-diol) is an organic chemical compound with the formula HOCH 2 CH(OH)CH 2 Cl. It is a colorless liquid. The compound has attracted notoreity as the most common member of chemical food contaminants known as chloropropanols. [1] It is suspected to be carcinogenic in humans. [2]
1. Synthesis of methylcholanthrene. First 3-MC was synthesized with the method of reference. [5] Later the synthesis of the compound was improved. [6] [7] The synthesis of 3-MC consists of a few steps, visualized in figure 1; the first step is the key to success for the synthesis. 4-methylindanone (1) reacts in condensation with lithium salt of N,N-diethyl-1-naphthamide (2).
The Summary. A NASA spacecraft brought samples from the asteroid Bennu back to Earth in 2023. The first in-depth analyses of that material have revealed organic molecules, including building ...
Methyl isobutyl ketone (MIBK, 4-methylpentan-2-one) is an organic compound with the condensed chemical formula (CH 3) 2 CHCH 2 C(O)CH 3. This ketone is a colourless liquid that is used as a solvent for gums, resins, paints, varnishes, lacquers, and nitrocellulose.
The story was originally serialized in Science Fiction World in 2006 before it was published as a standalone book in 2008. [2] In 2006, it received the Galaxy Award for Chinese science fiction. [3] In 2012, it was described as one of China's most successful full-length novels of the past two decades. [4]
However, at that time, the agency was still existed on paper and physically inexistent. After procuring enough resources and assets, the agency finally came into being on 12 December 1975 thru Ministry of Health Decree No. 114/1975 and named as Badan Penelitian dan Pengembangan Kesehatan or colloquially abbreviated as Balitbangkes. [3]
Cara Jocelyn Delevingne was born on 12 August 1992, [7] in Hammersmith, London.Her parents are property developer Charles Hamar Delevingne and his wife Pandora Stevens. She grew up in Belgravia, London, [8] [9] [10] with two older sisters, including Poppy Delevingne, [10] [11] and a paternal half-brother. [11]
"1-2-3" is a 1965 song recorded by American blue-eyed soul singer Len Barry, who co-wrote it with John Madara and David White (the latter two produced the recording). The recording's chorus and accompaniment were arranged by Jimmy Wisner. The single was released in 1965 on the American Decca label. [1]