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Methyl (R)-(-)-3-hydroxybutyrate

Also known as: Methyl (R)-3-hydroxybutyrate, Methyl (3R)-3-hydroxybutanoate, (R)-(-)-3-Hydroxybutyric acid methyl ester, (R)-3-Hydroxybutyric acid methyl ester, (R)-(-)-3-Hydroxy-n-butyric acid methyl ester, Methyl D-(R)-3-hydroxybutyrate, D-3-Hydroxybutyric acid methyl ester, Butanoic acid, 3-hydroxy-, methyl ester, (3R)-, Methyl 3-hydroxybutanoate, Methyl 3-hydroxybutyrate

Methyl (R)-(-)-3-hydroxybutyrate (CAS 3976-69-0) 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 boiling point of 161.9±0.0 °C at 760 mmHg, a density of 1.055 and a flash point of 71.7±0.0 °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.
3976-69-0
Jingsj CID
J-39867-4
Molecular Formula
C5H10O3
Molecular Weight
118.131 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point161.9±0.0 °C at 760 mmHg
Density1.055
Flash Point71.7±0.0 °C
Exact Mass118.062996
PSA46.53000
LogP-0.55
Vapor Pressure0.8±0.6 mmHg at 25°C
Refractive Index1.420

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 Methyl (R)-(-)-3-hydroxybutyrate?

The CAS number of Methyl (R)-(-)-3-hydroxybutyrate is 3976-69-0.

What are the molecular formula and molecular weight of Methyl (R)-(-)-3-hydroxybutyrate?

Methyl (R)-(-)-3-hydroxybutyrate has molecular formula C5H10O3 and molecular weight 118.131 g/mol.

Is Methyl (R)-(-)-3-hydroxybutyrate hazardous?

Methyl (R)-(-)-3-hydroxybutyrate 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 Methyl (R)-(-)-3-hydroxybutyrate?

For Methyl (R)-(-)-3-hydroxybutyrate, Upstream Products: Methyl acetoacetate, Ethyl acetoacetate, Methanol; Downstream Products: D-Allothreonine, L-Threonine, (R)-3-Hydroxybutanoic acid.

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

Last updated:

How to cite: Jingsj. "Methyl (R)-(-)-3-hydroxybutyrate (CAS 3976-69-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39867-4 (accessed 2026-11-09).

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