(R)-3-((tert-Butoxycarbonyl)amino)-3-(4-methoxyphenyl)propanoic acid

(R)-Boc-4-甲氧基-beta-苯丙氨酸

Also known as: Boc-D-phe(4-OCH3)-OH, Boc-beta-(R)-4-methoxyphenylalanine, (R)-Boc-4-methoxy-β-Phe-OH, (R)-Boc-4-methoxy-beta-phenylalanine, Boc-(R)-β-(p-methoxyphenyl)alanine, Boc-D-b-Phe(4-OMe)-OH, Boc-4-methoxy-D-b-phenylalanine, (3R)-3-(4-methoxyphenyl)-3-[(2-methylpropan-2-yl)oxycarbonylamino]propanoic acid, (3R)-3-{[(tert-butoxy)carbonyl]amino}-3-(4-methoxyphenyl)propanoic acid, (R)-3-(Boc-amino)-3-(4-methoxyphenyl)propionic acid, MFCD03427938, N-(tert-Butoxycarbonyl)-O-methyl-D-tyrosine

(R)-3-((tert-Butoxycarbonyl)amino)-3-(4-methoxyphenyl)propanoic acid (CAS 500788-87-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C15H21NO5 and a molecular weight of 295.331 g/mol. It is also known as Boc-D-phe(4-OCH3)-OH, Boc-beta-(R)-4-methoxyphenylalanine and (R)-Boc-4-methoxy-β-Phe-OH. Key properties include a boiling point of 462.0±40.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 233.2±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
500788-87-4
Jingsj CID
J-25767-7
Molecular Formula
C15H21NO5
Chinese Name
(R)-Boc-4-甲氧基-beta-苯丙氨酸
Molecular Weight
295.331 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point462.0±40.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point233.2±27.3 °C

Frequently Asked Questions

What is the CAS number of (R)-3-((tert-Butoxycarbonyl)amino)-3-(4-methoxyphenyl)propanoic acid?

The CAS number of (R)-3-((tert-Butoxycarbonyl)amino)-3-(4-methoxyphenyl)propanoic acid is 500788-87-4.

What are the molecular formula and molecular weight of (R)-3-((tert-Butoxycarbonyl)amino)-3-(4-methoxyphenyl)propanoic acid?

(R)-3-((tert-Butoxycarbonyl)amino)-3-(4-methoxyphenyl)propanoic acid has molecular formula C15H21NO5 and molecular weight 295.331 g/mol.

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

Last updated:

How to cite: Jingsj. "(R)-3-((tert-Butoxycarbonyl)amino)-3-(4-methoxyphenyl)propanoic acid (CAS 500788-87-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25767-7 (accessed 2026-10-24).

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