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(R)-(-)-2-Amino-3-methylbutane

Also known as: (2R)-3-methylbutan-2-amine, (R)-3-methyl-2-butylamine, (R)-2-amino-3-methylbutane, L-(-)-2-Amino-3-methylbutane, (-)-3-methylbutan-2-amine, MFCD01075731

(R)-(-)-2-Amino-3-methylbutane (CAS 34701-33-2) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C5H13N and a molecular weight of 87.163 g/mol. Key properties include a boiling point of 85.5±0.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of -27.8±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H302 — Harmful if swallowed and H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
34701-33-2
Jingsj CID
J-1183742-6
Molecular Formula
C5H13N
Molecular Weight
87.163 g/mol
Category
Organic Bases
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point85.5±0.0 °C at 760 mmHg
Density0.8±0.1 g/cm3
Flash Point-27.8±0.0 °C
Exact Mass87.104797
PSA26.02000
LogP1.09
Vapor Pressure69.2±0.1 mmHg at 25°C
Refractive Index1.411

GHS Safety & Compliance

Flammable / Corrosion / Acute ToxicitySignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H302 — Harmful if swallowed
  • H314 — Causes severe skin burns and eye damage
  • H331 — Toxic if inhaled

Frequently Asked Questions

What is the CAS number of (R)-(-)-2-Amino-3-methylbutane?

The CAS number of (R)-(-)-2-Amino-3-methylbutane is 34701-33-2.

What are the molecular formula and molecular weight of (R)-(-)-2-Amino-3-methylbutane?

(R)-(-)-2-Amino-3-methylbutane has molecular formula C5H13N and molecular weight 87.163 g/mol.

Is (R)-(-)-2-Amino-3-methylbutane hazardous?

(R)-(-)-2-Amino-3-methylbutane has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H302 — Harmful if swallowed; H314 — Causes severe skin burns and eye damage.

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

Last updated:

How to cite: Jingsj. "(R)-(-)-2-Amino-3-methylbutane (CAS 34701-33-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1183742-6 (accessed 2026-10-29).

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