(+)-Dimethyl 2,3-O-benzylidene-D-tartrate

2,3-O-苄烯酒石酸二甲酯

Also known as: (+)-Dimethyl 2,3-O-benzylidene-D-tartrate, (4S,5S)-2-Phenyl-1,3-dioxolane-4,5-dicarboxylic acid dimethyl ester, Dimethyl (4S,5S)-2-phenyl-1,3-dioxolane-4,5-dicarboxylate, 1,3-Dioxolane-4,5-dicarboxylic acid, 2-phenyl-, 4,5-dimethyl ester, (4S,5S)-, (+)-2,3-O-Benzylidene-D-tartaric acid dimethyl ester, Dimethyl 2,3-O-benzylidene tartrate, 4S,5S-4,5-bis(methoxycarbonyl)-2-phenyl-1,3-dioxolane

(+)-Dimethyl 2,3-O-benzylidene-D-tartrate (CAS 91326-83-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H14O6 and a molecular weight of 266.24700 g/mol. It is also known as (4S,5S)-2-Phenyl-1,3-dioxolane-4,5-dicarboxylic acid dimethyl ester, Dimethyl (4S,5S)-2-phenyl-1,3-dioxolane-4,5-dicarboxylate and 1,3-Dioxolane-4,5-dicarboxylic acid, 2-phenyl-, 4,5-dimethyl ester, (4S,5S)-. Key properties include a melting point of 74-76ºC(lit.), a boiling point of 409.3ºC at 760 mmHg, a density of 1.364g/cm3 and a flash point of 158.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
91326-83-9
Jingsj CID
J-1208717-6
Molecular Formula
C13H14O6
Chinese Name
2,3-O-苄烯酒石酸二甲酯
Molecular Weight
266.24700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point74-76ºC(lit.)
Boiling Point409.3ºC at 760 mmHg
Density1.364g/cm3
Flash Point158.7ºC

Frequently Asked Questions

What is the CAS number of (+)-Dimethyl 2,3-O-benzylidene-D-tartrate?

The CAS number of (+)-Dimethyl 2,3-O-benzylidene-D-tartrate is 91326-83-9.

What are the molecular formula and molecular weight of (+)-Dimethyl 2,3-O-benzylidene-D-tartrate?

(+)-Dimethyl 2,3-O-benzylidene-D-tartrate has molecular formula C13H14O6 and molecular weight 266.24700 g/mol.

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

Last updated:

How to cite: Jingsj. "(+)-Dimethyl 2,3-O-benzylidene-D-tartrate (CAS 91326-83-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1208717-6 (accessed 2026-10-26).

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