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4-cloromethyl-5-methyl-1,3-dioxol-2-one cas 80841-78-7

Assay: 99%

Appearance: white powder

Capacity: 15mt/month

Packaging: 25kg/fiber drum

Sample: yes


4-Cloromethyl-5-methyl-1,3-dioxol-2-one Quick Details

Chemical Name: 4-Cloromethyl-5-methyl-1,3-dioxol-2-one

CAS No.: 80841-78-7

Molecular Fomula: C5H5ClO3

Molecular weight:148.54

Chemical Structure:4-Cloromethyl-5-methyl-1,3-dioxol-2-one Structure

Appearance:Light-yellow to yellow liquid

Assay: 98%

4-Cloromethyl-5-methyl-1,3-dioxol-2-one Typical Properties

Tests Acceptance Criteria
Appearance Light-yellow to yellow transparent liquid
Impurity (A) Not rearrangement ≤ 2.0 %
(B) DMDO ≤ 0.5 %
(C) Cis impurity ≤3.0 %
(D) Trans impurity ≤ 3.0 %
(E) Single maximum unknown ≤ 2.0 %
Purity(GC) ≥92.0%
Moisture ≤0.5%


1. This product is used as a medical intermediate.

2. 4-Cloromethyl-5-methyl-1,3-dioxol-2-oneis an intermediate of the antihypertensive drug olmesartan.

4-Cloromethyl-5-methyl-1,3-dioxol-2-onePackaging and Shipping

Packing:25kg/ drum

Delivery:By sea and air and express.


Store at low temperature and avoid light.

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