What is the CAS number of Phenol?

The CAS Registry Number of Phenol is 108-95-2.

What is the chemical formula of Phenol?

Phenol has the formula C6H6O and a molecular weight of about 94.11 g/mol.

What are the GHS hazards of Phenol?

Phenol carries the signal word Danger. Its harmonised hazard statements are H301, H311, H314, H331, H341, H373: Toxic if swallowed.; Toxic in contact with skin.; Causes severe skin burns and eye damage.; Toxic if inhaled.; Suspected of causing genetic defects.; May cause damage to organs through prolonged or repeated exposure..

Which GHS pictograms apply to Phenol?

GHS05 (Corrosion), GHS06 (Skull and crossbones), GHS08 (Health hazard).

← Chemical database

Phenol CAS 108-95-2

Phenol (CAS 108-95-2, formula C6H6O) is an industrial chemical with a molecular weight of about 94.11 g/mol. Its harmonised GHS classification carries the signal word Danger.

Identifiers

Name: Phenol
CAS number: 108-95-2
CLP index number: 604-001-00-2
EC number: 203-632-7
Molecular formula: C6H6O
Molecular weight: 94.11 g/mol
Also known as: Carbolic acid, Hydroxybenzene, Phenyl alcohol, Benzenol, Phenyl hydroxide, Phenol (liquefied)

GHS classification

Harmonised classification under the CLP Regulation (Annex VI), index number 604-001-00-2. Signal word: Danger.

Hazard class	Code	Statement
Acute toxicity, oral	H301	Toxic if swallowed.
Acute toxicity, dermal	H311	Toxic in contact with skin.
Skin corrosion/irritation	H314	Causes severe skin burns and eye damage.
Acute toxicity, inhalation	H331	Toxic if inhaled.
Germ cell mutagenicity	H341	Suspected of causing genetic defects.
Specific target organ toxicity, repeated exposure	H373	May cause damage to organs through prolonged or repeated exposure.

Pictograms

GHS05 Corrosion
GHS06 Skull and crossbones
GHS08 Health hazard

Suppliers may classify additional hazards from their own data, so a supplier's Safety Data Sheet can list more than the harmonised entry.

Source: Regulation (EC) No 1272/2008, Annex VI, retrieved 2026-10-10. Confirm against the current consolidated text and your supplier's SDS before relying on it.

Creating a Safety Data Sheet for a product containing Phenol

If Phenol is an ingredient, record its CAS number and concentration in Section 3 and use it in the mixture classification that drives Section 2 and the label.

How to write a Safety Data Sheet · GHS mixture classification

Prepare SDS and labels in SDS Desk

Add Phenol by name or CAS number, build your product composition and export a reviewed 16-section SDS. 7-day free trial.

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Frequently asked questions

What is the CAS number of Phenol?: The CAS Registry Number of Phenol is 108-95-2.
What is the chemical formula of Phenol?: Phenol has the formula C6H6O and a molecular weight of about 94.11 g/mol.
What are the GHS hazards of Phenol?: Phenol carries the signal word Danger. Its harmonised hazard statements are H301, H311, H314, H331, H341, H373: Toxic if swallowed.; Toxic in contact with skin.; Causes severe skin burns and eye damage.; Toxic if inhaled.; Suspected of causing genetic defects.; May cause damage to organs through prolonged or repeated exposure..
Which GHS pictograms apply to Phenol?: GHS05 (Corrosion), GHS06 (Skull and crossbones), GHS08 (Health hazard).

Other chemicals

Acetic acid CAS 64-19-7
Acetone CAS 67-64-1
Ammonia CAS 7664-41-7
Benzene CAS 71-43-2

Information is provided for general reference and is not a substitute for a supplier's Safety Data Sheet or professional advice. See our disclaimer.