CAS 100-67-4 — 0 EU Cosmetic Records

Chemical identity and properties

PubChem 2D chemical structure for CAS 100-67-4

CAS 100-67-4PubChem CID 23670670

Potassium phenoxide

IUPAC name: potassium phenoxide

Molecular formula: C6H5KO
Molecular weight: 132.20 g/mol
Exact mass: 131.99774626 Da
Topological polar surface area: 23.1 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 1
Covalent units: 2
Defined stereocentres: 0

Also known as

potassium phenateUNII-9CQ00ODF3UEINECS 202-877-79CQ00ODF3UPOTASSIUM CARBOLATEPOTASSIUM PHENOXIDE [MI]RefChem:175576POTASSIUM PHENOXIDE [INCI]

10 more reported names

202-877-7Potassium phenolatepotassium benzenolatepotassium;phenoxidePhenol, potassium saltPotassiumphenolateKOPhAC-37335CS-0048749Phenoxypotassium; Potassium Carbolate; Potassium Phenate; Potassium Phenylate

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID30881405

Evidence from additional scientific databases

NIH PubChem PUG-View

Exact identifier match23670670

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

Signal: Danger Source: European Chemicals Agency (ECHA)
GHS Hazard Statements: H301+H311+H331 (100%): Toxic if swallowed, in contact with skin or if inhaled [Danger Acute toxicity, oral; acute toxicity, dermal; acute toxicity, inhalation]; H301 (100%): Toxic if swallowed [Danger Acute toxicity, oral]; H311 (100%): Toxic in contact with skin [Danger Acute toxicity, dermal]; H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]; H318 (100%): Causes serious eye damage [Danger Serious eye damage/eye irritation]; H331 (100%): Toxic if inhaled [Danger Acute toxicity, inhalation]; H341 (100%): Suspected of causing genetic defects [Warning Germ cell mutagenicity]; H373 (100%): May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]; H410 (100%): Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard] Source: European Chemicals Agency (ECHA)
Precautionary Statement Codes: P203, P260, P261, P262, P264, P264+P265, P270, P271, P273, P280, P301+P316, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P318, P319, P321, P330, P361+P364, P363, P391, P403+P233, P405, and P501 (click each P-code to see the statement) Source: European Chemicals Agency (ECHA)
ECHA C&L Notifications Summary: The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory. Source: European Chemicals Agency (ECHA)

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
EMBL-EBI ChEBI	No exact record	2026-08-31
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.

Records for CAS 100-67-4

0 total

No records found for this CAS number.

How CAS 100-67-4 is used on this site

CAS 100-67-4 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 100-67-4 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.