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thioglycolic acid

chemical compound
Class type of: alpha-CH2-containing aldehyde Q414738

Facts

15 properties
Instance of
type of chemical entity
Subclass of
alpha-CH2-containing aldehyde
Associated hazard
thioglycolic acid exposure[16]
Canonical SMILES
C(C(=O)O)S[3]
Chemical formula
C₂H₄O₂S[4]
Density
+1.32[8]
Flash point
+230[13]
Has characteristic
Class IIIB combustible liquid[6]
Has effect
thioglycolic acid exposure[5]
Lower flammable limit
+5.9[14]
Mass
+91.993[9]
Melting point
+2, -11.0[10][11]
NIOSH Pocket Guide ID
0610[7]
Time-weighted average exposure limit
+4[15]
Vapor pressure
+10[12]
🏷️ Also known as
en acetyl mercaptan en thiovanic acid en thioglycolic acid en alpha-mercaptoacetic acid en TGA en sulfanylacetic acid en mercaptoacetic acid en 2-mercaptoacetic acid en 2-thioglycolic acid ar حمض الثيوغليكوليك cs kyselina thioglykolová de Thioglykolsäure de Thioglycolsäure de Sulfanylessigsäure de Mercaptoessigsäure el Υδροθειαιθανικό οξύ fa اسید تیوگلیکولیک fi Tioglykolihappo fi 2-merkaptoetaanihappo fi Etaanitioli-2-happo-1
🔖 Identifiers · 39
OpenAlex ID
C2779002150
CAMEO Chemicals ID
1599
CAS Registry Number
68-11-1
ChEBI ID
30065
ChEMBL ID
CHEMBL116455
ChemSpider ID
1101
CosIng number
38587
DSSTOX compound identifier
DTXCID406141
DSSTox substance ID
DTXSID8026141
DrugBank ID
DB15429
EC number
200-677-4
ECHA Substance Infocard ID
100.000.616
Show all 39 identifiers +27
Encyclopædia Britannica Online ID
science/mercaptoacetic-acid
Freebase ID
/m/06p6bs
Gmelin number
101048
HCIS ID
54
HSDB ID
2702
Human Metabolome Database ID
HMDB0254464
ICSC ID
0915
InChI
InChI=1S/C2H4O2S/c3-2(4)1-5/h5H,1H2,(H,3,4)
InChIKey
CWERGRDVMFNCDR-UHFFFAOYSA-N
KEGG ID
C02086
MassBank accession ID
MSBNK-RIKEN_ReSpect-PS035407, MSBNK-RIKEN_ReSpect-PS035408
Microsoft Academic ID (discontinued)
2779002150, 2909291912
NDL Authority ID
00573065
NMRShiftDB structure ID
20200611
NSC number
1894
OSHA Occupational Chemical Database ID
480
PDB ligand ID
MCR
PDB structure ID
3W92, 1T0S, 1T0Q, 3VQZ
Probes And Drugs ID
PD122174
PubChem CID
1133, 129829565
RTECS number
AI5950000
Reaxys registry number
506166
SPLASH
splash10-0002-9000000000-c12cc5ad66b16232faef
SureChEMBL ID
21017
UNII
7857H94KHM
UniChem compound ID
462989
ZVG number
510376

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Summary

thioglycolic acid is a type of chemical entity[1]. It is a type of alpha-CH2-containing aldehyde[2].

References

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

Direct Wikidata claims

  1. [3] ↑ . PubChem. Retrieved . wikidata.org.
  2. [4] ↑ . PubChem. Retrieved . wikidata.org.
  3. [2] ↑ . wikidata.org.
  4. [5] ↑ . cdc.gov. cdc.gov. Provenance: wikidata.org.
  5. [6] ↑ . cdc.gov. cdc.gov. Provenance: wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . cdc.gov. cdc.gov. Provenance: wikidata.org.
  8. [9] ↑ . PubChem. Retrieved . wikidata.org.
  9. [10] ↑ . cdc.gov. cdc.gov. Provenance: wikidata.org.
  10. [11] ↑ . Jean-Claude Bradley Open Melting Point Dataset. wikidata.org.
  11. [12] ↑ . cdc.gov. cdc.gov. Provenance: wikidata.org.
  12. [13] ↑ . cdc.gov. cdc.gov. Provenance: wikidata.org.
  13. [14] ↑ . cdc.gov. cdc.gov. Provenance: wikidata.org.
  14. [15] ↑ . cdc.gov. cdc.gov. Provenance: wikidata.org.
  15. [16] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). thioglycolic acid. Retrieved November 10, 2026, from https://4ort.xyz/entity/thioglycolic-acid
MLA “thioglycolic acid.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Nov. 2026, https://4ort.xyz/entity/thioglycolic-acid.
BibTeX @misc{4ortxyz_thioglycolic-acid_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{thioglycolic acid}}, year = {2026}, url = {https://4ort.xyz/entity/thioglycolic-acid}, note = {Accessed: 2026-11-10}}
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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.

  1. 20w ago · Nabbegat · 2026-06-19 view diff on Wikidata ↗
    Density → 1.32 gram per cubic centimetre
    Vapor pressure → 10 millimetre of mercury
    Has effect → thioglycolic acid exposure
    Instance of → type of chemical entity
    + 8 other properties edited (see Wikidata diff for full list)
    "Changed [tr] labels, descriptions or aliases: QuickStatements 3.0 batch #37300"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.