-
distributed between each
oxygen atom, the
dianion of
squaric acid is
completely symmetrical (unlike
squaric acid itself) with all C−C bond
lengths identical...
-
formula O2C4(NH2)2. Not an
amide in the
usual sense, it is a
derivative of
squaric acid
wherein the two OH
groups are
replaced by NH2 groups. Squaramides...
-
known as
squaric acid
dibutyl ester or SADBE) is a
chemical compound with the
molecular formula C12H18O4. It is the
dibutyl derivative of
squaric acid. Medically...
-
analysis of
their Raman spectra.
Squaric acid Sprenger, H. E. & Ziegenbein, W. (1966). "Condensation
Products of
Squaric Acid and
Tertiary Aromatic Amines"...
- In geometry, a
square is a
regular quadrilateral. It has four
straight sides of
equal length and four
equal angles.
Squares are
special cases of rectangles...
- The
Tiananmen Square protests,
known within China as the June
Fourth Incident, were student-led
demonstrations held in
Tiananmen Square in Beijing, China...
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Squaring the
square is the
problem of
tiling an
integral square using only
other integral squares. (An
integral square is a
square whose sides have integer...
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Madison Square Garden,
colloquially known as the
Garden or by its
initials MSG, is a multi-purpose
indoor arena in New York City. It is
located in Midtown...
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SpongeBob SquarePants is an
American animated comedy television series created by
marine science educator and
animator Stephen Hillenburg for Nickelodeon...
- In
regression analysis,
least squares is a
parameter estimation method based on
minimizing the sum of the
squares of the
residuals (a
residual being the...
