Monopotassium phosphite

chemical compound

Class type of: phosphite salt Q6901900

Facts

6 properties

Instance of: type of chemical entity
Subclass of: phosphite salt^[4]
Canonical SMILES: OP(O)[O-].[K+]^[2]
Chemical formula: H₂KO₃P^[3]
Has part(s): potassium, oxygen, phosphorus^[5]^[6]^[7]
Mass: +119.937862^[8]

🏷️ Also known as

en Monopotassium phosphite es Fosfito monopotasico es Fosfito monopotásico fa مونوپتاسیم فسفیت fa مونوپتاسیوم فسفیت fr phosphite de monopotassium hu monokálium-foszfit nl Kaliumwaterstoffosfonaat pl diwodorofosforyn potasu ru гидрофосфит калия vi Kali đihiđrophotphit zh 亚磷酸氢钾

🔖 Identifiers · 13

CAS Registry Number: 13977-65-6
ChemSpider ID: 8488591
DSSTOX compound identifier: DTXCID301023957
DSSTox substance ID: DTXSID20884521
EC number: 604-162-9
ECHA Substance Infocard ID: 100.116.175
Freebase ID: /m/02qhlz4
InChI: InChI=1S/K.H2O3P/c;1-4(2)3/h;1-2H/q+1;-1
InChIKey: BZHCGFBZBPVRFE-UHFFFAOYSA-N
Microsoft Academic ID (discontinued): 2779121384
PubChem CID: 23701737
SureChEMBL ID: 1052568

Show all 13 identifiers +1

UniChem compound ID: 33382496

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🔗 Connections

Has part(s) 3

oxygen, potassium, phosphorus

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Summary

Monopotassium phosphite is a type of chemical entity^[1].

References

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

Direct Wikidata claims

[2] ↑ Monopotassium phosphite — canonical SMILES (P233): OP(O)[O-].[K+]. PubChem. Retrieved 2016-09-21. wikidata.org.
[3] ↑ Monopotassium phosphite — chemical formula (P274): H₂KO₃P. PubChem. Retrieved 2016-09-21. wikidata.org.
[4] ↑ Monopotassium phosphite — subclass of (P279): phosphite salt. wikidata.org.
[5] ↑ Monopotassium phosphite — has part(s) (P527): potassium. wikidata.org.
[6] ↑ Monopotassium phosphite — has part(s) (P527): oxygen. wikidata.org.
[7] ↑ Monopotassium phosphite — has part(s) (P527): phosphorus. wikidata.org.
[8] ↑ Monopotassium phosphite — mass (P2067): 119.937862 dalton. PubChem. Retrieved 2016-09-21. wikidata.org.

Class ancestry

[1] ↑ Monopotassium phosphite is an instance of type of chemical entity (Q113145171) [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). Monopotassium phosphite. Retrieved November 3, 2026, from https://4ort.xyz/entity/monopotassium-phosphite

MLA

“Monopotassium phosphite.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 Nov. 2026, https://4ort.xyz/entity/monopotassium-phosphite.

BibTeX

@misc{4ortxyz_monopotassium-phosphite_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Monopotassium phosphite}}, year = {2026}, url = {https://4ort.xyz/entity/monopotassium-phosphite}, note = {Accessed: 2026-11-03}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Monopotassium phosphite — https://4ort.xyz/entity/monopotassium-phosphite (retrieved 2026-11-03)

Canonical URL: https://4ort.xyz/entity/monopotassium-phosphite · Last refreshed: November 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.

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

Has parts → —

Instance of → type of chemical entity

Subclass of → —

Aliases → —

+ 4 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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