tert-Butyl (R)-2-hydroxybutanoate

(R)-2-羟基丁酸叔丁酯

Also known as: tert-Butyl (R)-2-hydroxybutyrate, (R)-tert-Butyl 2-hydroxybutanoate, Butanoic acid, 2-hydroxy-, 1,1-dimethylethyl ester, (2R)-, TERT-BUTYL (R)-(+)-2-HYDROXYBUTYRATE, TERT-BUTYL (R)-2-HYDROXYBUTYRATE, MFCD00210055

tert-Butyl (R)-2-hydroxybutanoate (CAS 206996-51-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H16O3 and a molecular weight of 160.21100 g/mol. It is also known as tert-Butyl (R)-2-hydroxybutyrate, (R)-tert-Butyl 2-hydroxybutanoate and Butanoic acid, 2-hydroxy-, 1,1-dimethylethyl ester, (2R)-. Key properties include a melting point of 52-54ºC(lit.), a boiling point of 179.1ºC at 760 mmHg, a density of 0.988 g/cm3 and a flash point of 58.8ºC. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
206996-51-2
Jingsj CID
J-7728-4
Molecular Formula
C8H16O3
Chinese Name
(R)-2-羟基丁酸叔丁酯
Molecular Weight
160.21100 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point52-54ºC(lit.)
Boiling Point179.1ºC at 760 mmHg
Density0.988 g/cm3
Flash Point58.8ºC

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of tert-Butyl (R)-2-hydroxybutanoate?

The CAS number of tert-Butyl (R)-2-hydroxybutanoate is 206996-51-2.

What are the molecular formula and molecular weight of tert-Butyl (R)-2-hydroxybutanoate?

tert-Butyl (R)-2-hydroxybutanoate has molecular formula C8H16O3 and molecular weight 160.21100 g/mol.

Is tert-Butyl (R)-2-hydroxybutanoate hazardous?

tert-Butyl (R)-2-hydroxybutanoate has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "tert-Butyl (R)-2-hydroxybutanoate (CAS 206996-51-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7728-4 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.