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D-α-Hydroxyisovaleric acid

Also known as: D-α-Hydroxyisovaleric acid, (R)-2-Hydroxy-3-methylbutanoic acid, (2R)-2-Hydroxy-3-methylbutanoic acid, (2R)-2-Hydroxy-3-methylbutyric acid, D-2-Hydroxy-3-methylbutyric acid, D-Valic acid, 2-Hydroxy-3-methylbutanoic acid, 2-Hydroxy-3-methylbutyric acid, 2-Hydroxyisopentanoic acid, 3-Methyl-2-hydroxybutyric acid

D-α-Hydroxyisovaleric acid (CAS 17407-56-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H10O3 and a molecular weight of 118.131 g/mol. Key properties include a melting point of 64-67ºC, a boiling point of 237.6±13.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 111.8±16.3 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17407-56-6
Jingsj CID
J-12739-9
Molecular Formula
C5H10O3
Molecular Weight
118.131 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point64-67ºC
Boiling Point237.6±13.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point111.8±16.3 °C
Exact Mass118.062996
PSA57.53000
LogP0.18
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.455

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2918199090
Summary2918199090 other carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of D-α-Hydroxyisovaleric acid?

The CAS number of D-α-Hydroxyisovaleric acid is 17407-56-6.

What are the molecular formula and molecular weight of D-α-Hydroxyisovaleric acid?

D-α-Hydroxyisovaleric acid has molecular formula C5H10O3 and molecular weight 118.131 g/mol.

Is D-α-Hydroxyisovaleric acid hazardous?

D-α-Hydroxyisovaleric acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of D-α-Hydroxyisovaleric acid?

For D-α-Hydroxyisovaleric acid, Downstream Products: 3-Methyl-2-oxobutanoic acid, (R)-Methyl 2-hydroxy-3-methylbutanoate.

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

Last updated:

How to cite: Jingsj. "D-α-Hydroxyisovaleric acid (CAS 17407-56-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-12739-9 (accessed 2026-11-09).

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