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Boc-L-aspartic acid 4-benzyl ester

Also known as: Boc-L-Asp(OBzl)-OH, Boc-Asp(OBzl)-OH, N-α-t-Boc-L-aspartic acid β-benzyl ester, N-tert-Butoxycarbonyl-L-aspartic acid 4-benzyl ester, N-ALPHA-T-BOC-L-ASPARTIC ACID BETA-BENZYL ESTER, N-ALPHA-T-BUTOXYCARBONYL-L-ASPARTIC ACID BETA-BENZYL ESTER, N-T-BUTOXYCARBONYL-L-ASPARTIC ACID BETA-BENZYL ESTER, TBOC-L-ASPARTIC ACID (OBZL), Boc-L-aspartic acid 4-benzyl ester, Boc-L-aspartic acid β-benzyl ester, MFCD00065564, EINECS 231-406-8

Boc-L-aspartic acid 4-benzyl ester (CAS 7536-58-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H21NO6 and a molecular weight of 323.341 g/mol. Key properties include a melting point of 98-102ºC, a boiling point of 508.1±50.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 261.1±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7536-58-5
Jingsj CID
J-1114272-6
Molecular Formula
C16H21NO6
Molecular Weight
323.341 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point98-102ºC
Boiling Point508.1±50.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point261.1±30.1 °C
Exact Mass323.136902
PSA101.93000
LogP3.24
Vapor Pressure0.0±1.4 mmHg at 25°C
Refractive Index1.527

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.

Customs & Trade Information

HS Code2924299090
Summary2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Boc-L-aspartic acid 4-benzyl ester?

The CAS number of Boc-L-aspartic acid 4-benzyl ester is 7536-58-5.

What are the molecular formula and molecular weight of Boc-L-aspartic acid 4-benzyl ester?

Boc-L-aspartic acid 4-benzyl ester has molecular formula C16H21NO6 and molecular weight 323.341 g/mol.

What are the upstream and downstream products of Boc-L-aspartic acid 4-benzyl ester?

For Boc-L-aspartic acid 4-benzyl ester, Upstream Products: Di-tert-butyl dicarbonate, L-Aspartic acid 4-benzyl ester, L-Aspartic acid dibenzyl ester 4-toluenesulfonate; Downstream Products: L-Aspartic acid, Boc-Asp-OtBu, Boc-Cholecystokinin Octapeptide (3-8).

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

Last updated:

How to cite: Jingsj. "Boc-L-aspartic acid 4-benzyl ester (CAS 7536-58-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1114272-6 (accessed 2026-11-09).

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