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CAS 123-29-5

CAS 123-29-5 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

Chemical identity and properties

PubChem 2D chemical structure for CAS 123-29-5
CAS 123-29-5PubChem CID 31251

Ethyl Nonanoate

Ethyl nonanoate is a fatty acid ethyl ester of nonanoic acid. It has a role as a metabolite. It is functionally related to a nonanoic acid. ChEBI

IUPAC name
ethyl nonanoate
Molecular formula
C11H22O2
Molecular weight
186.29 g/mol
Exact mass
186.161979940 Da
XLogP3
4.0
Topological polar surface area
26.3 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
2
Covalent units
1
Defined stereocentres
0

Also known as

Ethyl pelargonateNonanoic acid, ethyl esterWine etherPelargonic Acid Ethyl EsterFEMA No. 2447KSH683S98JNSC-8901CHEBI:87501
16 more reported names
RefChem:139019204-615-7Nonanoic acid ethyl esterEthyl nonylateEthyl n-nonanoateNonanoic acid-ethyl esterEthyl nonanoate (natural)NSC 8901Nonylic Acid Ethyl EsterEINECS 204-615-7BRN 1759169UNII-KSH683S98JAI3-13187Ethyl nonanoate, 97%SCHEMBL5533WLN: 8VO2
External database identifiers

Evidence from additional scientific databases

NIH PubChem PUG-View
Exact identifier match31251

Attributed physical-property, hazard, environmental and use annotations.

  • Note: This chemical does not meet GHS hazard criteria for 97.4% (1636 of 1680) of all reports. Source: European Chemicals Agency (ECHA)
  • GHS Hazard Statements: Not Classified; Reported as not meeting GHS hazard criteria by 1636 of 1680 companies (only 2.6% companies provided GHS information). For more detailed information, please visit ECHA C&L website. Source: European Chemicals Agency (ECHA)
  • ECHA C&L Notifications Summary: Aggregated GHS information provided per 1680 reports by companies from 5 notifications to the ECHA C&L Inventory.; Reported as not meeting GHS hazard criteria per 1636 of 1680 reports by companies.; There are 3 notifications provided by 44 of 1680 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)
  • Cosmetic Ingredient Review Finding(s): Safe in the present practices of use and concentration. Ingredient, concentration, and use information are available in documents discoverable at https://cir-reports.cir-safety.org Source: Cosmetic Ingredient Review (CIR)

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
SourceResultChecked
NIH PubChem PUG-ViewExact match2026-08-31

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.

Records for CAS 123-29-5

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No records found for this CAS number.

How CAS 123-29-5 is used on this site

CAS 123-29-5 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 123-29-5 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.