trans-4,5-Dichloro-4,5-dimethyl-1,3-dioxolan-2-one

反式-4,5-二氯-4,5-二甲基-1,3-二氧戊环-2-酮

Also known as: trans-4,5-Dichloro-4,5-dimethyl-1,3-dioxolan-2-one, 1,3-Dioxolan-2-one, 4,5-dichloro-4,5-dimethyl-, trans-, Olmesartan Impurity 69, DMDO-CL Impurity C, Azilsartan Impurity 43

trans-4,5-Dichloro-4,5-dimethyl-1,3-dioxolan-2-one (CAS 116857-05-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C4H4Cl2O4 and a molecular weight of 186.97816 g/mol. It is also known as 1,3-Dioxolan-2-one, 4,5-dichloro-4,5-dimethyl-, trans-, Olmesartan Impurity 69 and DMDO-CL Impurity C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 116857-05-7
Jingsj CID: J-1529219-9
Molecular Formula: C₄H₄Cl₂O₄
Chinese Name: 反式-4,5-二氯-4,5-二甲基-1,3-二氧戊环-2-酮
Molecular Weight: 186.97816 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of trans-4,5-Dichloro-4,5-dimethyl-1,3-dioxolan-2-one?

The CAS number of trans-4,5-Dichloro-4,5-dimethyl-1,3-dioxolan-2-one is 116857-05-7.

What are the molecular formula and molecular weight of trans-4,5-Dichloro-4,5-dimethyl-1,3-dioxolan-2-one?

trans-4,5-Dichloro-4,5-dimethyl-1,3-dioxolan-2-one has molecular formula C4H4Cl2O4 and molecular weight 186.97816 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "trans-4,5-Dichloro-4,5-dimethyl-1,3-dioxolan-2-one (CAS 116857-05-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1529219-9 (accessed 2026-10-25).

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