InChI Working Groups Meetings
Plenary Session: Monday 26th April, from 7 pm to 9 pm, UK time  

   InChI Working Groups Meetings
Forthcoming meetings:

There are many working groups looking at different aspects of InChI developments. The chairs of each group can be contacted via Jonathan Goodman (

Spring 2021 "Cambridge" working groups meetings
How are the diverse working groups for InChI development progressing? This virtual meeting is an opportunity for the working groups to report on their activities and to consult a wider group on the challenges and choices they are facing. The meeting will culminate in an on-line plenary session on Monday 26th April, from 7 pm to 9 pm, UK time.

Monday April 26th, 7 pm (UK), 2 pm (ECT), 9 pm (Moscow), 6 am +1 day (NZ)
Plenary Session
Slides from the plenary session

IUPAC InChI Subcommittee Secretary:
Jonathan Goodman (

Wednesday April 7th
NanoInChI (Iseult Lynch)
Can an InChI for Nano Address the Need for a Simplified Representation of Complex Nanomaterials across Experimental and Nanoinformatics Studies?

Monday April 12th
Variable InChI (Markush/VInChI) (Jonathan Goodman)
InChI: Variable Structures and Markush

Friday April 16th
Open Educational Resources (Bob Belford)
InChI Trust Open Education Resource

Monday April 19th
Reaction InChI (RInChI) (Gerd Blanke)
International chemical identifier for reactions (RInChI)

Monday April 19th, 6 pm (UK), 1 pm (EDT), 2 am (Japan)
Organometallic InChI (Colin Batchelor)

Tuesday April 20th
Mixture InChI (MInChI) (Leah McEwen)
Capturing mixture composition: an open machine-readable format for representing mixed substances

Wednesday April 21st
Extended Stereochemistry (Andrey Erin)

Wednesday April 21st
InChI Resolver (Markus Sitzmann)

Thursday April 22nd
Large Molecules (Evan Bolton)

Thursday April 22nd
QR codes for InChI (Jeremy Frey / Richard Hartshorn)
Experimental, proof-of-concept, QRInChI generator

Friday April 23rd, 5 pm (UK); 12 noon (EDT), 1 am (Japan)
Tautomers (Marc Nicklaus)
Talk from NIH meeting, March 2021

Working groups have also reported at a recent NIH meeting:
Virtual Workshop on International Chemical Identifiers (InChI)
March 22nd – 24th, 2021
Organisers: Steve Heller, Marc Nicklaus, Evan Bolton and Noel Southall

© Goodman Group, 2021; privacy; last updated May 23, 2021