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Details of the .rd file extension

The table below provides useful information about the .rd file extension. It answers questions such as:

  • What is the .rd file?
  • What program do I need to open a .rd file?
  • How can the .rd file be opened, edited or printed?
  • Where can I find the specifications for .rd?
  • Which MIME-type is associated with the .rd extension?
  • How can I convert .rd files to another format?
  • What are other, similar filename extensions to .rd?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

.rd file extension details

Reaction Data File

Reaction Data File .rd file icon
RD file is a Reaction Data File. An RD file (reaction-data file) contains the reaction's connection table, along with associated data. This file format was developed by MDL Information Systems, Inc.
Category: Data files
Application: -
Mime-type: chemical/x-mdl-rdfile
Magic number: -
Magic string: -
Sample: -
RD aliases:
RD related links:
RD related extensions:

Other types of files may also use the .rd file extension.

.rd file extension error

The .rd file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

dd, rf, gd, rr, dr, rv, fd, td, rx, rw, re, rc

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

OMA Download Descriptor
C64 Doodle Image
RealFlash Clip
STK Database Update Information
Sun Raster Image
Edmics MMR Fax
GD Library 2 Image
ISO Disk Image with Rock Ridge Extension
Real Video Movie
OMA DRM Rights Object XML
open .rd file

Can't open a .rd 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 cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .rd file association, check the FAQ.

.rd file extension

Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .rd file extension, write to us!

Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
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