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L-Aspartic acid dimethyl ester hydrochloride

Also known as: H-Asp(OMe)-OMe·HCl, Dimethyl L-aspartate hydrochloride, (S)-Aminosuccinic Acid Dimethyl Ester Hydrochloride, Dimethyl (S)-aminosuccinate hydrochloride, Dimethyl L-asparaginate hydrochloride, L-Asparaginic Acid Dimethyl Ester Hydrochloride, MFCD00038878

L-Aspartic acid dimethyl ester hydrochloride (CAS 32213-95-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H12ClNO4 and a molecular weight of 197.617 g/mol. Key properties include a melting point of 115-117 °C(lit.), a boiling point of 223ºC at 760mmHg, a density of 1.162g/cm3 and a flash point of 88.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
32213-95-9
Jingsj CID
J-14366-8
Molecular Formula
C6H12ClNO4
Molecular Weight
197.617 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point115-117 °C(lit.)
Boiling Point223ºC at 760mmHg
Density1.162g/cm3
Flash Point88.9ºC
Exact Mass197.045486
PSA78.62000
LogP0.55210
Refractive Index12 ° (C=1.4, H2O)

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 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 L-Aspartic acid dimethyl ester hydrochloride?

The CAS number of L-Aspartic acid dimethyl ester hydrochloride is 32213-95-9.

What are the molecular formula and molecular weight of L-Aspartic acid dimethyl ester hydrochloride?

L-Aspartic acid dimethyl ester hydrochloride has molecular formula C6H12ClNO4 and molecular weight 197.617 g/mol.

What are the upstream and downstream products of L-Aspartic acid dimethyl ester hydrochloride?

For L-Aspartic acid dimethyl ester hydrochloride, Upstream Products: Methanol, L-Aspartic acid, Chlorotrimethylsilane; Downstream Products: Triethylamine hydrochloride, 1,3-Dicyclohexylurea, Fmoc-L-aspartic acid 4-methyl 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 dimethyl ester hydrochloride (CAS 32213-95-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-14366-8 (accessed 2026-11-09).

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