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November 8th, 2019: Name to Structure 19.23

Improvements

  • The common names of 220 more pesticides have been added to the dictionaries.

October 21st, 2019: Name to Structure 19.22

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September 2nd, 2019: Name to Structure 19.19

Improvements

  • Some CAS Registry Numbers are now converted with more precise information. In particular, some metal complexes that were previously disconnected now contain the relevant coordinate bonds.

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July 4th, 2019: Name to Structure 19.16

Improvements

  • Some CAS Registry Numbers that were converted to a structure with only aliases representing the amino-acid 3 letter codes, for instance 98059-61-1. The underlying chemical meaning of each amino-acid is now automatically added when absent.

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June 24th, 2019: Name to Structure 19.14

Improvements

  • The common name dictionaries have been updated.

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January 23rd, 2019: Name to Structure 19.2

Improvements

  • The common name dictionary has been significantly updated and extended with 30 thousand new names and synonyms.
  • For CAS Registry Numbers(R), when one of the remote webservices is unavailable, the conversion will not block for as much time as before.

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December 14th, 2018: Name to Structure 18.30

Improvements

  • All rebaudiosides are now supported.

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November 12th, 2018: Name to Structure 18.26

Improvements

  • The carbonimidoyl group name is now supported.

October 31st, 2018: Name to Structure 18.25

Improvements

  • Derivatives of cycloalkyl (e.g. cycloalkoxy) are now recognized.

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  • The common names of 5 thousand herbicides and pesticides are now included in the dictionary.
  • Some additional CAS Registry Numbers are supported.

Improvements

  • CAS Registry Numbers starting with a 0 are now reported as invalid.

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April 13th, 2018: Name to Structure 18.10

Improvements

  • Structures imported from a CAS Registry Number are now always in Kekulé form.

April 4th, 2018: Name to Structure 18.9

Improvements

  • Name with incorrect dashes after brackets (OCR errors) can now be interpreted, for instance: 2-(-4-(-2-aminobenzyl)phenyl)acetic acid

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February 27th, 2018: Name to Structure 18.5

Improvements

  • Some common names were wrongly converted to the imidic form instead of the amide form.

February 13th, 2018: Name to Structure 18.4

Improvements

  • Names containing a 'dehydro' corresponding to a triple bond are now supported.
  • Names containing the term 'carboaryl' are now converted using the corresponding homology group instead of the broader group 'aryl'.

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January 12th, 2018: Name to Structure 18.1

Improvements

  • For all capitals input like ASPIRIN where the input format is not specified but detected by the system, the input is now detected as name when possible, not a one letter aminoacid sequence.

December 8th, 2017: Name to Structure 17.29

Improvements

  • A different exception class is used when a name is simply unknown to a custom webservice compared to when the connection to the webservice failed.

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November 9th, 2017: Name to Structure 17.28

Improvements

  • More CAS registry numbers are supported.

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August 9th, 2017: Name to Structure 17.20

Improvements

  • Longer common names are now supported.
  • CAS Registry Numbers with invalid check digits are now reported as errors with a specific error message. This happens in particular for CAS Numbers which have been entered with a typo.
  • String of the form X-XX-X were wrongly recognized as CAS Registry Numbers.

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July 6th, 2017: Name to Structure 17.14

Improvements

  • Nucleoside substituents such as adenosyl are now supported.

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May 31st, Name to Structure 17.10

Improvements

  • The conversion of some sugars has been improved.

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Name to Structure 17.02.06

Improvements

  • Generic structures now get assigned the type 'generic' even when imported from a common name, such as "ester", "fatty acid", ...

Name to Structure 17.01.30

Improvements

  • All character entities are now recognized in the USPTO XML format.

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Name to Structure 17.01.16

Improvements

  • The webservice call for CAS number resolution never uses an HTTP redirection, resulting in faster response time.

Name to Structure 16.12.26

Improvements

  • More OCR error correction is performed in alkyl ranges.

Name to Structure 16.12.05

Improvements

  • Improvements when processing names with added spaces.

Name to Structure 16.11.28

Improvements

  • Ring fusions involving multiple bonds are now supported.
  • The traditional steroid numbering of cyclopenta[a]phenanthrene is now supported in addition to the IUPAC numbering.

Name to Structure 16.11.21

Improvements

  • The numbering of complex fused ring systems is now supported.

Name to Structure 16.10.31

Improvements

  • Capital S- is now understood as sym- where appropriate.
  • Names with added space characters are better recognized.
  • More fused names are understood.

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Name to Structure 16.10.10

Improvements

  • More disconnected structures are now supported, for instance pyridine acetate.
  • More complex ethers are now supported.

Name to Structure 16.10.03

Improvements

  • Non-strictly IUPAC forms of Hantzsch-Widman names are now recognized.

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Name to Structure 16.09.26

Improvements

  • The N^{...} syntax for superscript locants is now supported.
  • More OCR errors are corrected.

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Name to Structure 16.09.05

Improvements

  • The common name dictionary received a significant update.

Name to Structure 16.08.22

Improvements

  • The homology group heterocycloalkyl is now supported.

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Name to Structure 16.08.08

Improvements

  • The iso form of chains, such as isodecyl, is now better supported.

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Name to Structure 16.07.11

Improvements

  • Higher order fusions with omitted primed locants are now supported.

Name to Structure 16.07.04

Improvements

  • Fused ring systems with higher-order attached components are now supported.

Name to Structure 16.06.27

Improvements

  • Fused ring systems with multiple first-order attached components are now supported.

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Name to Structure 16.06.20

Improvements

  • HTTP proxy configuration is now described in the logging system and in the stack trace when an HTTP connection fails. This is useful in particular when investigating why a CAS number resolution failed.

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Name to Structure 16.02.01

Improvements

  • The support for Japanese chemical names found in Japanese legal documents has been vastly improved.

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Name to Structure 16.01.18

Improvements

  • The support for functional groups containing Selenium and Tellurium atoms has been improved.
  • Chain ester names used as substituents are now recognized.

Name to Structure 16.01.11

Improvements

  • All locants are now supported in tryptamine.

Name to Structure 15.12.14

Improvements

  • Support has been added for more cases of accidental spaces in name (often caused by OCR), such as "m ethyl".
  • Support has been improved for parent names starting with a symbol, such as s- and as-indacene.

Name to Structure 15.11.23

Improvements

  • Additional OCR error correction allows to convert more names from scanned documents and patents.
  • Spiro names that mistakenly lack a prime on the second spiro atom locant are now automatically fixed.
  • The accuracy in the conversion of Chinese names to structures is improved.

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Name to Structure 15.10.05

Improvements

  • Multiple custom dictionaries can be specified using the 'dict' format option: dict=<dictionary_path_1>;<dictionary_path_2>

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Name to Structure 15.08.24

Improvements

  • Names containing the keyword "substituted" are now supported, for instance: "2,4-disubstituted pyridine".

Name to Structure 15.08.17

Improvements

  • More syntaxes for carbon count in homology groups are recognized, for instance "(C1-6) alkyl".

Name to Structure 15.07.20

Improvements

  • The "Heterocyclyl" homology group is now supported.
  • Fix new OCR error in Japanese.

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Name to Structure 15.05.04

Improvements

  • Several improvements increase the conversion of systematic names.
  • Names with small typographical errors, such as added spaces or missing dashes, are better supported. This especially improves the extraction of names from lower quality sources, such as patent texts generated by OCR.

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Name to Structure 15.04.20

Improvements

  • Some additional OCR error correction is performed in Chinese.

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Name to Structure 15.03.02

Improvements

  • The file size of the naming component has been reduced by 10%, leading to reduced startup time in the applet.

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Name to Structure 15.01.19

Improvements

  • Some more rarer acids are now supported, including those based on an Antimony atom.

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Name to Structure 14.12.08

Improvements

  • Support was added for acetimidamides and the imidamido suffix.

Name to Structure 14.10.27

Improvements

  • Failures from a custom naming webservice are now reported as an exception, to make it easier to solve misconfiguration of the service.

Name to Structure 14.10.20

Improvements

  • Conversion of systematic names is improved by supporting more functional groups.

Name to Structure 14.10.13

Improvements

  • Added support for the olato suffix in inorganic nomenclature.

Name to Structure 14.09.29

Improvements

  • Parent homology groups such as alkyl or hydroxyalkyl are now generated with an attachment point.

Name to Structure 14.09.15

Improvements

  • Custom name to structure webservice and CAS number resolution now try to use the system HTTP proxies, when available.

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