Dihydroxyfumaric acid hydrate

二羟基富马酸水合物

Also known as: (2E)-2,3-Dihydroxy-2-butenedioic acid hydrate, 2,3-Dihydroxyfumaric acid hydrate, Dihydroxyfumaric acid (hydrate)

Dihydroxyfumaric acid hydrate (CAS 199926-38-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H6O7 and a molecular weight of 166.086 g/mol. It is also known as (2E)-2,3-Dihydroxy-2-butenedioic acid hydrate, 2,3-Dihydroxyfumaric acid hydrate and Dihydroxyfumaric acid (hydrate). Key property: a melting point of 156℃ (dec.)(lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
199926-38-0
Jingsj CID
J-51315-5
Molecular Formula
C4H6O7
Chinese Name
二羟基富马酸水合物
Molecular Weight
166.086 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point156℃ (dec.)(lit.)

Frequently Asked Questions

What is the CAS number of Dihydroxyfumaric acid hydrate?

The CAS number of Dihydroxyfumaric acid hydrate is 199926-38-0.

What are the molecular formula and molecular weight of Dihydroxyfumaric acid hydrate?

Dihydroxyfumaric acid hydrate has molecular formula C4H6O7 and molecular weight 166.086 g/mol.

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

Last updated:

How to cite: Jingsj. "Dihydroxyfumaric acid hydrate (CAS 199926-38-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-51315-5 (accessed 2026-10-24).

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