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Format

Chemical Markup Language

Summary

Name
Chemical Markup Language
Identifiers
PUID: fmt/333
Format type
Text (Mark-up)
Description
The Chemical Markup Language (CML), first developed in 1994, uses the extensible markup language to allow for the communication of chemical concepts without the loss of semantic information. It can be used to represent mainstream chemistry concepts such as molecules, reactions, solid-state and spectroscopy.
File extensions
cml
Source
University of Southampton / University of Southampton

Relationships

Has priority over

Internal signatures

Chemical Markup Language

Note
Looking for the CML namespace declaration: xmlns="http://www.xml-cml.org/schema"

Byte sequences

Min Frag Length
Absolute from BOF
Offset
0
Max offset
65536
Byte Sequence
786D6C6E733D22687474703A2F2F7777772E786D6C2D636D6C2E6F72672F736368656D6122
Endianness
None

Changelog

  • Updated in V120

    Release date
    25 February 2025

    Chemical Markup Language: New description added as part of PRONOM Research Week 2024. Submitted by Digital Research Alliance of Canada - Federated Research Data Repository / Alliance de recherche numérique du Canada - Dépôt fédéré de données de recherche.

  • Updated in V68

    Release date
    1 May 2013

    Chemical Markup Language: Made format extension lower-case as part of a data normalisation exercise.

  • Added in V49

    Release date
    5 April 2011

    Chemical Markup Language: Signature submitted by University of Southampton Chemistry Department.

    Chemical Markup Language: Outline entry added.