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Invariant locant in bis(propanoyloxy)-ethylamine

Status: Open.

#295 In dan2097/opsin;

· IngvarLa opened on Feb 24, 2026

Glucosamine

Status: Open.

#294 In dan2097/opsin;

· JonasSchaub opened on Feb 11, 2026

5-amino-5-deoxy-D-glucopyranose

Status: Open.

#293 In dan2097/opsin;

· JonasSchaub opened on Feb 11, 2026

(2Z,4S,5E)-4-nitrohept-2,5-diene

Status: Open.

#292 In dan2097/opsin;

· vthimmakondu opened on Jan 11, 2026

Thio vs thiono esters

Status: Open.

#282 In dan2097/opsin;

· IngvarLa opened on Oct 8, 2025

3H-1,3,4-oxadiazolin-2-one gives error: hydrogen addition at locant: 3 was requested, but this atom is not unsaturated

Status: Open.

#281 In dan2097/opsin;

· IngvarLa opened on Sep 16, 2025

Complex Chirality Issues in IUPAC Nomenclature

Status: Open.

#278 In dan2097/opsin;

· ShayPHX opened on Sep 2, 2025

4-pyridone

Status: Open.

#277 In dan2097/opsin;

· IngvarLa opened on Aug 26, 2025

Malonaldehyde bis(diethyl acetal) support

Status: Open.

#275 In dan2097/opsin;

· IngvarLa opened on Aug 5, 2025

Unable to generate the structure for cycloprop-1-en-3-ylidene-1-nitrile

Status: Open.

#274 In dan2097/opsin;

· vthimmakondu opened on May 31, 2025

Is it possible to fix the absolute configuration for 1,7,7-trimethylbicyclo[3.2.0]heptane?

Status: Open.

#271 In dan2097/opsin;

· vthimmakondu opened on Apr 11, 2025

octtriacont should not have been lexed as two tokens

Status: Open.

#270 In dan2097/opsin;

· Rg111Ga31 opened on Mar 11, 2025