-
German chemist Hans von
Pechmann in 1898,
pyrazole was
synthesized from
acetylene and diazomethane.
Pyrazoles react with pot****ium
borohydride to form a...
- was
about 1
million tonnes.[citation needed]
Before 1962,
ethanol and
acetylene were the
major sources of acetaldehyde.
Since then,
ethylene is the dominant...
- molecules. The
reaction of
dibromoanthracene with 3,3
dialkoxy 1,1
diphenyl acetylene (R=CH3, C12H25) in the
presence of Pd2(dba)3 P(o-tol)3, KOAc, LiCl...
-
inside the
plastic tube are a
mixture of the dye, the base catalyst, and
diphenyl oxalate. The
chemical in the gl**** vial is
hydrogen peroxide. By mixing...
- "Mild and
Selective Oxidation of
Sulfur Compounds in Trifluorethanol:
Diphenyl Disulfide and
Methyl Phenyl Sulfoxide".
Organic Syntheses. 80: 184. doi:10...
- be
prepared by
treating (trimethylsilyl)methylmagnesium
chloride with
diphenyl phosphorazidate. The 13C-labeled
reagent is also known. It is a less explosive...
-
weight spef. grav with
various solvents ethyl benzoate 212.6 186.1 53.5
diphenyl 254.9 192.0 36
mesitylene 164.6 156.0 87
naphthalene 218.1 183.9 49 toluene...
-
uranium complexes, by
rhodium complexes, by
caesium carbonate and by gold.
Diphenyl disulfide reacts with
alkynes to a 1,2-bis(phenylthio)ethylene. Reported...
-
formaldehyde resin,
polyoxymethylene plastics, 1,4-butanediol, and
methylene diphenyl diisocyanate. The
textile industry uses formaldehyde-based
resins as finishers...
-
Citrazinic acid 99-11-6 (C6H5)4Ge
tetraphenylgermane 1048-05-1 (C6H5)2O
diphenyl ether 101-84-8 (C6H5)3N
triphenylamine 603-34-9 (C6H5)3P triphenylphosphine...
