<s>
Reaxys	B-Library
is	O
a	O
web-based	O
tool	O
for	O
the	O
retrieval	B-Library
of	I-Library
chemistry	I-Library
information	I-Library
and	O
data	O
from	O
published	O
literature	O
,	O
including	O
journals	O
and	O
patents	O
.	O
</s>
<s>
Reaxys	B-Library
was	O
launched	O
in	O
2009	O
as	O
the	O
successor	O
to	O
the	O
CrossFire	O
databases	O
.	O
</s>
<s>
One	O
of	O
the	O
primary	O
goals	O
of	O
Reaxys	B-Library
is	O
to	O
provide	O
research	O
chemists	O
with	O
access	O
to	O
experimentally	O
measured	O
data	O
–	O
reactions	O
,	O
physical	O
,	O
chemical	O
or	O
pharmacological	O
–	O
in	O
one	O
universal	O
and	O
factual	O
platform	O
.	O
</s>
<s>
There	O
have	O
been	O
regular	O
releases	O
and	O
enhancements	O
to	O
Reaxys	B-Library
since	O
it	O
was	O
first	O
launched	O
,	O
including	O
similarity	O
searching	O
.	O
</s>
<s>
Reaxys	B-Library
provides	O
links	O
to	O
Scopus	B-Library
for	O
all	O
matching	O
articles	O
and	O
interoperability	O
with	O
ScienceDirect	O
.	O
</s>
<s>
Patents	O
in	O
Reaxys	B-Library
come	O
from	O
the	O
International	O
Patent	O
Classes	O
:	O
</s>
<s>
Only	O
a	O
very	O
limited	O
number	O
of	O
studies	O
compared	O
Reaxys	B-Library
with	O
other	O
databases	O
,	O
that	O
provide	O
chemical	O
search	O
functionality	O
,	O
such	O
as	O
SciFinder	O
,	O
ChEMBL	O
,	O
PubChem	O
and	O
Questel-Orbit	O
.	O
</s>
<s>
For	O
example	O
,	O
the	O
most	O
comprehensive	O
study	O
published	O
in	O
2020	O
by	O
researchers	O
from	O
the	O
University	O
of	O
Sydney	O
concluded	O
,	O
that	O
"	O
Reaxys	B-Library
is	O
definitely	O
the	O
first	O
choice	O
,	O
due	O
to	O
both	O
its	O
wealth	O
of	O
data	O
and	O
its	O
precise	O
search	O
facilities	O
...	O
but	O
for	O
less	O
common	O
data	O
and	O
spectra	O
SciFinder	O
contains	O
often	O
more	O
information	O
than	O
Reaxys	B-Library
.	O
</s>
<s>
PubChem	O
should	O
also	O
be	O
included	O
,	O
not	O
only	O
because	O
of	O
its	O
size	O
and	O
accessibility	O
...	O
Reaxys	B-Library
has	O
well	O
over	O
100	O
times	O
the	O
number	O
of	O
experimental	O
property	O
data	O
points	O
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx1	O
...	O
</s>
