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L-Aspartic acid dibenzyl ester 4-toluenesulfonate

Also known as: H-Asp(OBzl)-OBzl·TosOH, Asp(OBzl)-OBzl·TosOH, 1,4-Dibenzyl L-Aspartate p-Toluenesulfonate, Dibenzyl L-aspartate 4-methylbenzenesulfonate, L-Aspartic acid 1,4-dibenzyl ester p-toluenesulfonate, L-Aspartic acid dibenzyl ester p-toluenesulfonate salt, L-ASPARTIC ACID ALPHA,BETA-BENZYL ESTER 4-TOLUENESULFONATE SALT, (S)-Dibenzyl 2-aminosuccinate 4-methylbenzenesulfonate, L-ASPARTIC ACID DIBENZYL ESTER TOLUENE-4-SULFONATE

L-Aspartic acid dibenzyl ester 4-toluenesulfonate (CAS 2886-33-1) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C25H27NO7S and a molecular weight of 485.549 g/mol. Key properties include a melting point of 157-160 °C(lit.) and a boiling point of 455.3ºC at 760 mmHg. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2886-33-1
Jingsj CID
J-8278-0
Molecular Formula
C25H27NO7S
Molecular Weight
485.549 g/mol
Category
Solvents
Last updated
8/21/2026
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Physicochemical Properties

Melting Point157-160 °C(lit.)
Boiling Point455.3ºC at 760 mmHg
Exact Mass485.150818
PSA141.37000
LogP5.21340
Vapor Pressure1.78E-08mmHg at 25°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 L-Aspartic acid dibenzyl ester 4-toluenesulfonate?

The CAS number of L-Aspartic acid dibenzyl ester 4-toluenesulfonate is 2886-33-1.

What are the molecular formula and molecular weight of L-Aspartic acid dibenzyl ester 4-toluenesulfonate?

L-Aspartic acid dibenzyl ester 4-toluenesulfonate has molecular formula C25H27NO7S and molecular weight 485.549 g/mol.

What are the upstream and downstream products of L-Aspartic acid dibenzyl ester 4-toluenesulfonate?

For L-Aspartic acid dibenzyl ester 4-toluenesulfonate, Upstream Products: L-Aspartic acid, p-Toluenesulfonic acid, Benzyl alcohol; Downstream Products: H-Asp(Obzl)-OtBu.HCl, N-Benzyloxycarbonyl-L-aspartic acid dibenzyl ester, Boc-L-aspartic acid 4-benzyl ester.

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

Last updated:

How to cite: Jingsj. "L-Aspartic acid dibenzyl ester 4-toluenesulfonate (CAS 2886-33-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8278-0 (accessed 2026-11-09).

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