2,4,7,9-Tetramethyl-5-decyne-4,7-diol
- IUPAC name
- 2,4,7,9-tetramethyldec-5-yne-4,7-diol
- Molecular formula
- C14H26O2
- Molecular weight
- 226.35 g/mol
- Exact mass
- 226.193280068 Da
- XLogP3
- 2.7
- Topological polar surface area
- 40.5 Ų
- Hydrogen-bond donors
- 2
- Hydrogen-bond acceptors
- 2
- Covalent units
- 1
- Defined stereocentres
- 0
Also known as
16 more reported names
External database identifiers
- ChEMBL:CHEMBL2143891
- EPA DTXSID:DTXSID7027041
- PubMed:22250944
- PubMed:21855103
- PubMed:19526261
- PubMed:15519372
Evidence from additional scientific databases
NIH PubChem PUG-View
Attributed physical-property, hazard, environmental and use annotations.
- Melting Point: 47 °C Source: PAC Chemical Database, U.S. Department of Energy
- Physical Description: Other Solid; Liquid; Other Solid; Liquid Source: EPA Chemical Data Reporting (CDR)
- Physical Description: White to pale yellow melt; [MSDSonline] Source: Haz-Map, Information on Hazardous Chemicals and Occupational Diseases
- Note: This chemical does not meet GHS hazard criteria for 1.9% (37 of 1913) of reports. Source: European Chemicals Agency (ECHA)
- Signal: Danger Source: European Chemicals Agency (ECHA)
- GHS Hazard Statements: H317 (33.6%): May cause an allergic skin reaction [Warning Sensitization, Skin]; H318 (45.7%): Causes serious eye damage [Danger Serious eye damage/eye irritation]; H319 (52.3%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]; H412 (75.2%): Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard] Source: European Chemicals Agency (ECHA)
- Precautionary Statement Codes: P261, P264+P265, P272, P273, P280, P302+P352, P305+P351+P338, P305+P354+P338, P317, P321, P333+P317, P337+P317, P362+P364, and P501 (click each P-code to see the statement) Source: European Chemicals Agency (ECHA)
- ECHA C&L Notifications Summary: Aggregated GHS information provided per 1913 reports by companies from 24 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.; Reported as not meeting GHS hazard criteria per 37 of 1913 reports by companies.; There are 23 notifications provided by 1876 of 1913 reports by companies with hazard statement code(s).; Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website. Source: European Chemicals Agency (ECHA)
- Consumer Uses: Monomers; Surfactant (surface active agent); Not Known or Reasonably Ascertainable; Brightener; Defoamer Source: EPA Chemical Data Reporting (CDR)
- Industry Uses: Not Known or Reasonably Ascertainable; Emulsifier; Viscosity modifiers; Brightener; Cleaning agent; Laboratory chemicals; Defoamer; Surface modifier; Intermediate; Adhesion/cohesion promoter; Wetting agent (non-aqueous); Monomers; Surfactant (surface active agent); Processing aids not otherwise specified Source: EPA Chemical Data Reporting (CDR)
- Sources/Uses: Used as a wetting agent (pesticides), rinsing aid, viscosity reducer, penetrating agent, defoamer (paints, adhesives, and dyes), and additive to metalworking fluids; [HSDB] Source: Haz-Map, Information on Hazardous Chemicals and Occupational Diseases
- Industrial Processes with risk of exposure: Metal Machining [Category: Heat or Machine]; Painting (Pigments, Binders, and Biocides) [Category: Paint]; Working with Glues and Adhesives [Category: Other]; Farming (Pesticides) [Category: Industry] Source: Haz-Map, Information on Hazardous Chemicals and Occupational Diseases
- Uses: WETTING & FOAM SUPPRESSION; RINSING AIDS; VISCOSITY REDN; DETERGENT FORMULATIONS; PENETRATING AGENTS /SURFYNOL/ Source: Hazardous Substances Data Bank (HSDB)
- Uses: DEFOAMER-EG, IN PAINTS, COATINGS, ADHESIVES, DYE PRODN Source: Hazardous Substances Data Bank (HSDB)
- Uses: WETTING AGENT IN PESTICIDE FORMULATIONS Source: Hazardous Substances Data Bank (HSDB)
- Uses: LUBRICITY ADDITIVE IN METALWORKING FORMULATIONS Source: Hazardous Substances Data Bank (HSDB)
Mapped by: Existing checksum-valid CAS to unique PubChem CID match. Retrieved: 2026-08-31. Open source record
Scientific classifications and hazard annotations provide context and do not replace the market-specific regulatory decision shown above.
Additional source coverage and match status
| Source | Result | Checked |
|---|---|---|
| NIH PubChem PUG-View | Exact match | 2026-08-31 |
A recorded no-match is useful evidence that the source was checked; it is not a claim that the substance does not exist elsewhere.
Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.