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5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione

Also known as: Acetyl Meldrum's acid, Acetyl Meldrum's salt, Acetyl Michaelic Acid, Acetyl Michaelis Acid, Sitagliptin Impurity 155, 5-(1-Hydroxyethylidene)acetyl meldrum, 1,3-Dioxane-4,6-dione, 5-(1-hydroxyethylidene)-2,2-dimethyl-

5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione (CAS 85920-63-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H10O5 and a molecular weight of 186.16200 g/mol. Key property: a density of 1.303. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
85920-63-4
Jingsj CID
J-1464338-0
Molecular Formula
C8H10O5
Molecular Weight
186.16200 g/mol
Category
Ketones
Last updated
8/21/2026
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Physicochemical Properties

Density1.303
Exact Mass186.05300
PSA72.83000
LogP0.65450
Storage Conditions2-8°C

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione?

The CAS number of 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione is 85920-63-4.

What are the molecular formula and molecular weight of 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione?

5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione has molecular formula C8H10O5 and molecular weight 186.16200 g/mol.

What are the upstream and downstream products of 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione?

For 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione, Upstream Products: Meldrum's acid, Acetyl chloride, Triethyl orthoacetate; Downstream Products: Benzyl acetoacetate, Ethyl acetoacetate, N-Benzylacetoacetamide.

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

Last updated:

How to cite: Jingsj. "5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione (CAS 85920-63-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1464338-0 (accessed 2026-11-09).

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