2-Pyrazoline - Synthesis, Properties, Reactivity, Oxidation etc.
The parent pyrazoline is an oil with a faint amine-like odor soluble in organic solvents; it has a bp of 144°C volatile with steam, a density of 1.02 g/cm3 , and is miscible with water and alcohol.
Jan 29，2022 Pharmaceutical intermediates
Chemical Reactivity of 1,3,4-Thiadiazole
1,3,4-Thiadiazole is a five-membered, aromatic, weakly basic, planer, electron-deficient, conjugated heterocyclic ring system comprised of two carbon atoms, one sulfur atom, and two pyridine-like nitr
Jan 29，2022 API
Pyrazole - Properties, Synthesis, Reactions etc.
Pyrazole is a colorless crystalline solid with a pyridine-like odor and weak base, with a pKb of 11.5. It is partially soluble in water with an mp of 70°C and a bp of 188°C. In concentrated solution
Jan 29，2022 Pharmaceutical intermediates
General Description of Dibenzo[b,d]Thiophene
Benzothiophene is constituted by fusion of the benzene ring with the thiophene ring. There are two possible methods of fusion of the benzene ring with two different sites.
Jan 29，2022 Organic reagents
?Synthesis of 1,2,5-Thiadiazole
1,2,5-Thiadiazole is a five-membered, planner, π-excessive heteroaromatic with two carbon atoms and one sulfur atom flanked with two adjacent nitrogen atoms (N-S-N). The pKa of –4.9 of the parent 1,2,
Jan 28，2022 APIIntroduction of Sodium Phosphate, Dibasic
Sodium phosphate, dibasic appears as a colorless to white crystalline solid. Soluble in water. The primary hazard is the threat to the environment. Immediate steps should be taken to limit spread to t
Jan 28，2022 Drugs
Synthesis of Benzo[c]thiophene
Benzo[c]thiophene, also known as isobenzothiophene, is a bicyclic heteroaromatic sulfur heterocycle, constituted by fusion of benzene with the“c” site (3,4-positions) of the thiophene ring. It is less
Jan 28，2022 Pharmaceutical intermediates
Chemical Reactivity of 2,5-Dihydrothiophene
The parent 2,5-dihydrothiophene is a liquid with a bp of 122°C and an mp of –50.3°C. It is soluble in most of the organic solvents.
Jan 28，2022 Organic Chemistry
The review of sodium acetate trihydrate
Sodium acetate trihydrate is a promising heat storage material (m.p:58°C, heat of fusion, AHf~s:252 kJ/ kg (60.3 cal/g)
Jan 28，2022 API
The performance of diphenylphosphoryl azide
Diphenylphosphoryl azide, originally developed by Yamada in 1972, has shown significant synthetic versatility, being used in isocyanate synthesis.
Jan 28，2022 API