Free lookupCAS 71-23-8

1-Propanol

CAS 71-23-8 · PubChem CID 1031 · C3H8O · 60.10 g/mol

Also called 1-propanol, propanol, Propyl alcohol, Propan-1-ol, n-propanol.

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01GHS classification

No harmonised GHS classification is published for this substance in the sources we read. We will not guess one.

02Physical and chemical properties

Appearance

Clear colourless liquid with characteristic odour.

ILO-WHO International Chemical Safety Cards (ICSCs) — fetched 2026-08-28

Odour

Similar to ethanol

Hazardous Substances Data Bank (HSDB) — fetched 2026-08-28

Melting point

-127 °C

ILO-WHO International Chemical Safety Cards (ICSCs) — fetched 2026-08-29

Boiling point

97 °C

ILO-WHO International Chemical Safety Cards (ICSCs) — fetched 2026-08-29

Flash point

no value printed

unsourced — inference candidate

Auto-ignition temperature

371 °C

ILO-WHO International Chemical Safety Cards (ICSCs) — fetched 2026-08-29

Flammable limits

Lower flammable limit: 2.2% by volume; Upper flammable limit: 13.7% by volume

Hazardous Substances Data Bank (HSDB) — fetched 2026-08-29

Vapour pressure

Vapor pressure, kPa at 20 °C: 2.0

ILO-WHO International Chemical Safety Cards (ICSCs) — fetched 2026-08-29

Relative density

no value printed

unsourced — inference candidate

Solubility in water

Solubility in water: miscible

ILO-WHO International Chemical Safety Cards (ICSCs) — fetched 2026-08-29

Partition coefficient, log Kow

0.25

ILO-WHO International Chemical Safety Cards (ICSCs) — fetched 2026-08-29

Viscosity

2.75-2.81 mm²/s at 20 °C

ILO-WHO International Chemical Safety Cards (ICSCs) — fetched 2026-08-29

03Toxicological information

LD50 Rabbit oral 2.8 g/kg

Hazardous Substances Data Bank (HSDB) — fetched 2026-08-29

LD50 Rat oral 1.87 g/kg

Hazardous Substances Data Bank (HSDB) — fetched 2026-08-29

LD50 Rat ip 2164 mg/kg

Hazardous Substances Data Bank (HSDB) — fetched 2026-08-29

LD50 Rat iv 590 mg/kg

Hazardous Substances Data Bank (HSDB) — fetched 2026-08-29

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What we read

Hazardous Substances Data Bank (HSDB), ILO-WHO International Chemical Safety Cards (ICSCs).

27 sourced records for this substance are in the ledger. Values dated more than 30 days ago are re-fetched on the next document.

04Also in the ledger

Browse every chemical in the ledger · What a GHS safety data sheet contains