2-Amino-1-butanol

Also known as: 2-Aminobutanol, 2-aminobutan-1-ol, Aminobutanol, MFCD00008095, EINECS 202-488-2, 1-Butanol, 2-amino-, DL-2-Amino-1-butanol, (±)-2-Amino-1-butanol

2-Amino-1-butanol (CAS 96-20-8) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C4H11NO and a molecular weight of 89.136 g/mol. Key properties include a melting point of -2ºC, a boiling point of 177.2±13.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 82.2±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H314 — Causes severe skin burns and eye damage and H400 — Very toxic to aquatic life. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 96-20-8
Jingsj CID: J-989123-2
Molecular Formula: C₄H₁₁NO
Molecular Weight: 89.136 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	-2ºC
Boiling Point	177.2±13.0 °C at 760 mmHg
Density	0.9±0.1 g/cm3
Flash Point	82.2±0.0 °C
Exact Mass	89.084061
PSA	46.25000
LogP	-0.43
Vapor Pressure	0.3±0.7 mmHg at 25°C
Refractive Index	1.446

GHS Safety & Compliance

Corrosion / Irritant / Environmental HazardSignal word: Danger

H302 — Harmful if swallowed
H314 — Causes severe skin burns and eye damage
H400 — Very toxic to aquatic life

Frequently Asked Questions

What is the CAS number of 2-Amino-1-butanol?

The CAS number of 2-Amino-1-butanol is 96-20-8.

What are the molecular formula and molecular weight of 2-Amino-1-butanol?

2-Amino-1-butanol has molecular formula C4H11NO and molecular weight 89.136 g/mol.

Is 2-Amino-1-butanol hazardous?

2-Amino-1-butanol has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H314 — Causes severe skin burns and eye damage; H400 — Very toxic to aquatic life.

What are the upstream and downstream products of 2-Amino-1-butanol?

For 2-Amino-1-butanol, Upstream Products: DL-2-Aminobutyric acid, 2-nitro-1-butanol, Methyl DL-2-aminobutyrate hydrochloride; Downstream Products: Roscovitine, DL-2-Aminobutyric acid, (R)-(-)-2-Amino-1-butanol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "2-Amino-1-butanol (CAS 96-20-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-989123-2 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.