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Benzyl (tert-butoxycarbonyl)-L-tyrosinate

Also known as: Boc-L-tyrosine benzyl ester, Boc-Tyr-OBzl, Boc-Tyr-OBn, N-tert-Butoxycarbonyl-L-tyrosine benzyl ester, N-α-tert-Butoxycarbonyl-L-tyrosine benzyl ester, Benzyl (2S)-3-(4-hydroxyphenyl)-2-[(2-methylpropan-2-yl)oxycarbonylamino]propanoate, Boc-L-Tyr-OBzl, Boc-tyrosine benzyl ester, N-(tert-Butoxycarbonyl)-L-tyrosine benzyl ester, L-Tyrosine, N-[(1,1-dimethylethoxy)carbonyl]-, phenylmethyl ester

Benzyl (tert-butoxycarbonyl)-L-tyrosinate (CAS 19391-35-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C21H25NO5 and a molecular weight of 371.427 g/mol. Key properties include a melting point of 126.0 to 130.0 °C, a boiling point of 543.8±50.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 282.7±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19391-35-6
Jingsj CID
J-10113-3
Molecular Formula
C21H25NO5
Molecular Weight
371.427 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point126.0 to 130.0 °C
Boiling Point543.8±50.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point282.7±30.1 °C
Exact Mass371.173279
PSA84.86000
LogP4.49
Vapor Pressure0.0±1.5 mmHg at 25°C
Refractive Index1.563
Storage ConditionsStore at 0-5°C

Activity & Biological Data

Additional Information[1]. Luckose F, et al. Effects of amino acid derivatives on physical, mental, and physiological activities. Crit Rev Food Sci Nutr. 2015;55(13):1793-1144.

Frequently Asked Questions

What is the CAS number of Benzyl (tert-butoxycarbonyl)-L-tyrosinate?

The CAS number of Benzyl (tert-butoxycarbonyl)-L-tyrosinate is 19391-35-6.

What are the molecular formula and molecular weight of Benzyl (tert-butoxycarbonyl)-L-tyrosinate?

Benzyl (tert-butoxycarbonyl)-L-tyrosinate has molecular formula C21H25NO5 and molecular weight 371.427 g/mol.

What are the upstream and downstream products of Benzyl (tert-butoxycarbonyl)-L-tyrosinate?

For Benzyl (tert-butoxycarbonyl)-L-tyrosinate, Upstream Products: N-(tert-Butoxycarbonyl)-L-tyrosine, Benzyl bromide, L-Tyrosine benzyl ester; Downstream Products: N-(tert-Butoxycarbonyl)-L-tyrosine.

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

Last updated:

How to cite: Jingsj. "Benzyl (tert-butoxycarbonyl)-L-tyrosinate (CAS 19391-35-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-10113-3 (accessed 2026-11-09).

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