>> INCHI file

INCHI file format description

Many people share .inchi files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .inchi file can be edited, converted or printed with. On this page, we try to provide assistance for handling .inchi files.

1 filename extension(s) found in our database.

.inchi - IUPAC International Chemical Identifier Data

The INCHI data files are related to InChI. INCHI file is an IUPAC International Chemical Identifier Data. The IUPAC International Chemical Identifier (InChI) is a non-proprietary identifier for chemical substances that can be used in printed and electronic data sources thus enabling easier linking of diverse data compilations.

Data files
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IUPAC International Chemical Identifier Data related extensions:
Ericsson Phone Doubler Quick Call Data
ToGenBank Data
Alchemy Format Data
SketchEl Molecule Data
SketchEl XML Datasheet
Kinemage Protein Structure Image

Naturally, other applications may also use the .inchi file extension. Even harmful programs can create .inchi files. Be especially cautious with .inchi files coming from an unknown source!

Can't open a .inchi file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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