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Matthias Helferich (born 14
October 1988) is a
German politician and a
member of
Alternative for Germany. He has been a
factionless member of the Bundestag...
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Helferich (1887-1982),
German chemist Helferich method Heinrich Helferich (1851-1945),
German surgeon Matthias Helferich (born 1988),
German politician Helfrich...
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methanesulfonyl (CH3SO2)
functional group. The
shortened term
itself was
coined by
Helferich et al. in 1938
similarly to
tosyl adopted earlier.
Methanesulfonyl chloride...
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Burckhardt Helferich (10 June 1887, in
Greifswald – 5 July 1982, in Bonn) was a
German chemist. He was the son of
surgery professor Heinrich Helferich (1851–1945)...
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Siegfried Helferich Richard Wagner (6 June 1869 – 4
August 1930) was a
German composer and conductor, the son of
Richard Wagner. He was an
opera composer...
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Rebecca Helferich Clarke (27
August 1886 – 13
October 1979) was a
British classical composer and violist.
Internationally renowned as a
viola virtuoso...
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triphenylmethyl substituent, also
called trityl after 1927
suggestion by
Helferich et al., is
widely used in
organic chemistry.
Trityl serves as a protecting...
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Heinrich Helferich (4 May 1851 in Tübingen – 18
December 1945 in Eisenach) was a
German surgeon. He was the
father of
chemist Burckhardt Helferich (1887–1982)...
- The
Helferich method may
refer to:
Glycosylation of an
alcohol using a
glycosyl acetate as
glycosyl donor and a
Lewis acid (e.g. a
metal halide) as promoter...
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Schleswig Voters' ****ociation, who sits as a non-attached member.
Matthias Helferich, who was
elected for the AfD,
withdrew from its
parliamentary faction...
