2-Amino-2-(p-tolyl)acetic acid

DL-4-甲基苯甘氨酸

Also known as: DL-4-Methylphenylglycine, 4-Methylphenyl glycine, 2-Amino-2-(4-methylphenyl)acetic acid, Amino-p-tolyl-acetic acid, Amino(4-methylphenyl)acetic acid, 2-amino-2-p-tolylacetic acid, Benzeneacetic acid, α-amino-4-methyl-

2-Amino-2-(p-tolyl)acetic acid (CAS 13227-01-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H11NO2 and a molecular weight of 165.189 g/mol. It is also known as DL-4-Methylphenylglycine, 4-Methylphenyl glycine and 2-Amino-2-(4-methylphenyl)acetic acid. Key properties include a melting point of 256-257ºC, a boiling point of 271.0±23.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 131.7±20.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13227-01-5
Jingsj CID
J-1959842-8
Molecular Formula
C9H11NO2
Chinese Name
DL-4-甲基苯甘氨酸
Molecular Weight
165.189 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point256-257ºC
Boiling Point271.0±23.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point131.7±20.1 °C
Exact Mass165.078979
PSA63.32000
LogP1.27
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.538

Activity & Biological Data

Additional Information[1]. Kalie A M, et al. Cytosolic Delivery of Proteins by Bioreversible Esterification. JAmChem. 2017. 139(41):14396–14398. [2]. Finlay MRV, et al. Preparation of 1,3,4-thiadiazole compounds and their use in treating cancer: World Intellectual Property Organization, WO2017093301[P]. 2017-06-08.

Customs & Trade Information

HS Code2922499990
SummaryHS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-Amino-2-(p-tolyl)acetic acid?

The CAS number of 2-Amino-2-(p-tolyl)acetic acid is 13227-01-5.

What are the molecular formula and molecular weight of 2-Amino-2-(p-tolyl)acetic acid?

2-Amino-2-(p-tolyl)acetic acid has molecular formula C9H11NO2 and molecular weight 165.189 g/mol.

What are the upstream and downstream products of 2-Amino-2-(p-tolyl)acetic acid?

For 2-Amino-2-(p-tolyl)acetic acid, Upstream Products: p-Tolualdehyde, 4-Methylbenzyl cyanide, (2R)-2-amino-2-(4-methylphenyl)acetic acid; Downstream Products: 2-((tert-Butoxycarbonyl)amino)-2-(p-tolyl)acetic acid, 1-Chlorooctane.

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

Last updated:

How to cite: Jingsj. "2-Amino-2-(p-tolyl)acetic acid (CAS 13227-01-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1959842-8 (accessed 2026-10-28).

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