3-tert-butoxypropionic acid

3-叔丁氧基丙酸

Also known as: 3-(tert-Butoxy)propanoic acid, 3-tert-Butoxypropanoic acid, 3-[(2-methylpropan-2-yl)oxy]propanoic acid, tBu-β-Lactic acid, 3-tert.-Butoxy-propionsaeure, MFCD03426042

3-tert-butoxypropionic acid (CAS 21150-73-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H14O3 and a molecular weight of 146.18400 g/mol. It is also known as 3-(tert-Butoxy)propanoic acid, 3-tert-Butoxypropanoic acid and 3-[(2-methylpropan-2-yl)oxy]propanoic acid. Key properties include a melting point of 214-216ºC, a boiling point of 70-72/0.22mm, a density of 0.989 g/mL at 20ºC(lit.) and a flash point of 81.9ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21150-73-2
Jingsj CID
J-1500399-7
Molecular Formula
C7H14O3
Chinese Name
3-叔丁氧基丙酸
Molecular Weight
146.18400 g/mol
Category
Organic Acids
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point214-216ºC
Boiling Point70-72/0.22mm
Density0.989 g/mL at 20ºC(lit.)
Flash Point81.9ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3-tert-butoxypropionic acid?

The CAS number of 3-tert-butoxypropionic acid is 21150-73-2.

What are the molecular formula and molecular weight of 3-tert-butoxypropionic acid?

3-tert-butoxypropionic acid has molecular formula C7H14O3 and molecular weight 146.18400 g/mol.

Is 3-tert-butoxypropionic acid hazardous?

3-tert-butoxypropionic acid has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "3-tert-butoxypropionic acid (CAS 21150-73-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500399-7 (accessed 2026-10-24).

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