pregnan-21-al

chemical compound

ChemicalSubstance group_of_stereoisomers Q27102727

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pregnan-21-al

Summary

pregnan-21-al is a group of stereoisomers^[1].

Key Facts

pregnan-21-al's instance of is recorded as group of stereoisomers^[2].
pregnan-21-al's canonical SMILES is recorded as CC12CCCCC1CCC3C2CCC4(C3CCC4CC=O)C^[3].
pregnan-21-al's chemical formula is recorded as C₂₁H₃₄O^[4].
pregnan-21-al is a type of steroid^[5].
pregnan-21-al is part of pregnan-21-ol dehydrogenase (NAD+) activity^[6].
pregnan-21-al is part of pregnan-21-ol dehydrogenase (NADP+) activity^[7].
pregnan-21-al's isomeric SMILES is recorded as C[C@]12CC[C@H]3C@HCCC4[C@@]3(CCCC4)C^{C@HCCC4[C@@]3(CCCC4)C">[8]}.
pregnan-21-al's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q483261', 'amount': '+302.260966'}^[9].

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Quick Facts

Instance of group of stereoisomers

Subclass of steroid

Part of pregnan-21-ol dehydrogenase (NAD+) activity, pregnan-21-ol dehydrogenase (NADP+) activity

Properties

Canonical smiles CC12CCCCC1CCC3C2CCC4(C3CCC4CC=O)C

Chemical formula C₂₁H₃₄O

Isomeric smiles C[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@@H]2CC=O)CCC4[C@@]3(CCCC4)C

Mass +302.260966

External References (9)

Chebi id 17934

Chemspider id 4573663

Inchi InChI=1S/C21H34O/c1-20-12-4-3-5-15(20)6-8-17-18-9-7-16(11-14-22)21(18,2)13-10-19(17)20/h14-19H,3-13H2,1-2H3/t15?,16-,17+,18+,19+,20+,21-/m1/s1

Inchikey UJWPMRYSXHLYMB-XFNFOBRPSA-N

Kegg id C00891

Lipid maps id LMST02030162

Pubchem cid 5459943

Surechembl id 11156713

Unichem compound id 1102118

🏷️ Also known as

en pregnan-21-al

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

[2] ↑ pregnan-21-al — instance of (P31): group of stereoisomers. wikidata.org.
[3] ↑ pregnan-21-al — canonical SMILES (P233): CC12CCCCC1CCC3C2CCC4(C3CCC4CC=O)C. PubChem. Retrieved 2016-10-05. wikidata.org.
[4] ↑ pregnan-21-al — chemical formula (P274): C₂₁H₃₄O. PubChem. Retrieved 2016-10-05. wikidata.org.
[5] ↑ pregnan-21-al — subclass of (P279): steroid. wikidata.org.
[6] ↑ pregnan-21-al — part of (P361): pregnan-21-ol dehydrogenase (NAD+) activity. Gene Ontology release 2020-05-02. wikidata.org.
[7] ↑ pregnan-21-al — part of (P361): pregnan-21-ol dehydrogenase (NADP+) activity. Gene Ontology release 2020-05-02. wikidata.org.
[8] ↑ pregnan-21-al — isomeric SMILES (P2017): C[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@@H]2CC=O)CCC4[C@@]3(CCCC4)C. PubChem. Retrieved 2016-10-05. wikidata.org.
[9] ↑ pregnan-21-al — mass (P2067): {'unit': 'http://www.wikidata.org/entity/Q483261', 'amount': '+302.260966'}. PubChem. Retrieved 2016-10-05. wikidata.org.

Class ancestry

[1] ↑ pregnan-21-al is an instance of group of stereoisomers (Q59199015) [P31, primary]. Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). pregnan-21-al. Retrieved May 3, 2026, from https://4ort.xyz/entity/pregnan-21-al

MLA “pregnan-21-al.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/pregnan-21-al.

BibTeX

@misc{4ortxyz_pregnan-21-al_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{pregnan-21-al}}, year = {2026}, url = {https://4ort.xyz/entity/pregnan-21-al}, note = {Accessed: 2026-05-03}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): pregnan-21-al — https://4ort.xyz/entity/pregnan-21-al (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/pregnan-21-al · Last refreshed: May 3, 2026

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

13w ago · Nabbegat · 2026-06-19 view diff on Wikidata ↗

Imported from → —

Kegg id → C00891

Instance of → group of stereoisomers

Unichem compound id → 1102118

+ 14 other properties edited (see Wikidata diff for full list)

"/* wbeditentity-update-languages-short:0||tr */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/37300|batch #37300]]"

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