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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.
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 Indonesian Agency for Agricultural Research and Development (Indonesian: Badan Penelitian dan Pengembangan Pertanian, abbreviated as Balitbangtan) abbreviated in English as IAARD was a supporting unit of the Ministry of Agriculture which is responsible for state research, development, and innovation in the field of agriculture in Indonesia.
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 ...
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]
Nitrogen dioxide is a reddish-brown gas with a pungent, acrid odor above 21.2 °C (70.2 °F; 294.3 K) and becomes a yellowish-brown liquid below 21.2 °C (70.2 °F; 294.3 K). It forms an equilibrium with its dimer , dinitrogen tetroxide ( N 2 O 4 ), and converts almost entirely to N 2 O 4 below −11.2 °C (11.8 °F; 261.9 K).
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]
Physical: 100 (Korean: 피지컬: 100) is a South Korean reality competition series on Netflix created by MBC producer Jang Ho-gi. [ 1 ] [ 2 ] The first season aired weekly from January 24 – February 21, 2023.