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CAS 120-50-3

CAS 120-50-3 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

Chemical identity and properties

PubChem 2D chemical structure for CAS 120-50-3
CAS 120-50-3PubChem CID 61048

Isobutyl Benzoate

Isobutyl benzoate is a benzoate ester obtained by the formal condensation of benzoic acid with isobutanol. It has a role as a metabolite. It is functionally related to a benzoic acid and an isobutanol. ChEBI

IUPAC name
2-methylpropyl benzoate
Molecular formula
C11H14O2
Molecular weight
178.23 g/mol
Exact mass
178.099379685 Da
XLogP3
3.6
Topological polar surface area
26.3 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
2
Covalent units
1
Defined stereocentres
0

Also known as

BENZOIC ACID, 2-METHYLPROPYL ESTERBenzoic acid, isobutyl esterFEMA No. 2185KQ6XZ9WJIINSC-6580CHEBI:87500RefChem:791620204-401-3
16 more reported names
Benzoic Acid Isobutyl EsterBenzoic acid-(2-methylpropyl) esterIsobutyl benzoate (natural)Benzoic acid isobutyl2-Methylpropyl Ester Benzoic AcidUNII-KQ6XZ9WJIINSC 6580EINECS 204-401-3BRN 2045961AI3-01267iso-butyl benzoateBENZOIC ACID 2-METHYLPROPYL ESTERIsobutyl benzoate, 99%Benzoic acid, isobutyl ester (6CI,7CI,8CI)Isobutyl benzoate, >=98%(2-methyl-1-propyl) benzoate
External database identifiers

Evidence from additional scientific databases

NIH PubChem PUG-View
Exact identifier match61048

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

  • Note: This chemical does not meet GHS hazard criteria for 100% (1572 of 1572) of all reports. Source: European Chemicals Agency (ECHA)
  • GHS Hazard Statements: Not Classified; Reported as not meeting GHS hazard criteria by 1572 of 1572 companies. 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 1572 reports by companies from 1 notifications to the ECHA C&L Inventory.; Reported as not meeting GHS hazard criteria per 1572 of 1572 reports by companies.; There are 0 notifications provided by 0 of 1572 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 2026-09-02 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 120-50-3

0 total
No records found for this CAS number.

How CAS 120-50-3 is used on this site

CAS 120-50-3 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 120-50-3 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.