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(+)-Dibenzoyl-L-tartaric anhydride

Also known as: (3R,4R)-2,5-Dioxotetrahydrofuran-3,4-diyl dibenzoate, 2,5-Furandione, 3,4-bis(benzoyloxy)dihydro-, (3R,4R)-, (+)-Dibenzoyl-l-tartaric anhydride, MFCD00067102, Fampridine Impurity 173

(+)-Dibenzoyl-L-tartaric anhydride (CAS 64339-95-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C18H12O7 and a molecular weight of 340.28400 g/mol. Key property: a melting point of 174ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
64339-95-3
Jingsj CID
J-1106-3
Molecular Formula
C18H12O7
Molecular Weight
340.28400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point174ºC
Exact Mass340.05800
PSA106.97000
LogP0.90940

Customs & Trade Information

HS Code2917399090
Summary2917399090 aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of (+)-Dibenzoyl-L-tartaric anhydride?

The CAS number of (+)-Dibenzoyl-L-tartaric anhydride is 64339-95-3.

What are the molecular formula and molecular weight of (+)-Dibenzoyl-L-tartaric anhydride?

(+)-Dibenzoyl-L-tartaric anhydride has molecular formula C18H12O7 and molecular weight 340.28400 g/mol.

What are the upstream and downstream products of (+)-Dibenzoyl-L-tartaric anhydride?

For (+)-Dibenzoyl-L-tartaric anhydride, Upstream Products: L-(+)-Tartaric acid, Benzoyl chloride, Dibenzoyl-L-tartaric acid.

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

Last updated:

How to cite: Jingsj. "(+)-Dibenzoyl-L-tartaric anhydride (CAS 64339-95-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1106-3 (accessed 2026-11-09).

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