In a chemical reaction or mechanism, intermediate is any reacting species which is no longer starting material or reactant, and has not yet become product, and which is not a transition state.
Introduction of Triphosgene
Triphosgene is also known as solid phosgene. Its chemical name is bis (Trichloromethyl) carbonate, and its English name is bisgriehloromethyl) carbonate or triphosgene, abbreviated as BTC. Triphosgene
Jan 25，2022 Organic Synthesis IntermediateIntroduction of Acetylacetone
Acetylacetone is a beta-diketone that is pentane in which the hydrogens at positions 2 and 4 are replaced by oxo groups.
Jan 19，2022 Organic Synthesis IntermediateGeneral description of Citric Acid Monohydrate
Citric Acid Monohydrate is a tricarboxylic acid found in citrus fruits. Citric acid is used as an excipient in pharmaceutical preparations due to its antioxidant properties.
Jan 6，2022 Organic Synthesis IntermediateSysthesis of Lipoic acid
α- Lipoic acid is light yellow powder crystal, almost tasteless Low solubility in water, about 1 g / L (20 ° C) Soluble in 10% NaOH solution and aliphatic solvent Soluble in methanol, ethanol, chlorof
Dec 31，2021 Organic Synthesis IntermediateBenzyltriethylammonium chlorideuses
Triethylbenzylammonium chloride, English name Benzyltriethyl-ammonium chloride, TEBA for short, molecular formula C13H22ClN, relative molecular weight 228.78, white crystal or powder, easy to absorb m
Nov 16，2021 Organic Synthesis IntermediateMethyl acrylate
Methyl acrylate, stabilized is a colorless volatile liquid with an acrid odor. Flash point 27°F. Vapors may irritate the eyes and respiratory system.
Nov 15，2021 Organic Synthesis IntermediateN-[(S)-(4-nitrophenoxy)phenoxyphosphinyl]-L-Alanine 2-ethylbutyl ester
N-[(S)-(4-nitrophenoxy)phenoxyphosphinyl]-L-Alanine 2-ethylbutyl ester is the 6th synthesis intermediate of remdesivir. Remdesivir was developed by Gilead of the United States.
Nov 15，2021 Organic Synthesis IntermediateP-xylene
P-xylene appears as a colorless watery liquid with a sweet odor. Less dense than water. Insoluble in water. Irritating vapor. Freezing point is 56°F（ 4-Xylene (p-xylene) is a colorless liquid ）.P-xyle
Nov 15，2021 Organic Synthesis Intermediate
Instroduction of (Trifluoromethyl)trimethylsilane
(Trifluoromethyl)trimethylsilane belong to organic fluorine chemistry has made rapid progress in recent decades, and the research and development of fluorine-containing compounds have had a great impa
Nov 9，2021 Organic Synthesis Intermediate
Toxicity of 1,1-diphenylhydrazine
Previously, 1,2-diphenylhydrazine was used for producing benzidine that was used in the synthesis of benzidine-based dyes. However, these dyes are no longer produced in the United States.
Oct 14，2021 Organic Synthesis Intermediate