2,3-Dihydro-1,4-benzodioxine-5-carbonyl chloride

2,3-二氢苯并[b][1,4]二氧杂环己烷基-5-甲酰氯

Also known as: 1,4-Benzodioxan-5-carbonyl chloride, 1,4-Benzodioxin-5-carbonyl chloride, 2,3-dihydro-, 2,3-Dihydro-1,4-benzodioxin-5-carbonyl chloride, 2,3-Dihydrobenzo[1,4]dioxine-5-carbonyl chloride, 2,3-dihydrobenzo[b][1,4]dioxine-5-carbonyl chloride

2,3-Dihydro-1,4-benzodioxine-5-carbonyl chloride (CAS 38871-41-9) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C9H7ClO3 and a molecular weight of 198.60300 g/mol. It is also known as 1,4-Benzodioxan-5-carbonyl chloride, 1,4-Benzodioxin-5-carbonyl chloride, 2,3-dihydro- and 2,3-Dihydro-1,4-benzodioxin-5-carbonyl chloride. Key properties include a melting point of 98ºC, a boiling point of 305.2ºC at 760 mmHg, a density of 1.371g/cm3 and a flash point of 137.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
38871-41-9
Jingsj CID
J-1143031-3
Molecular Formula
C9H7ClO3
Chinese Name
2,3-二氢苯并[b][1,4]二氧杂环己烷基-5-甲酰氯
Molecular Weight
198.60300 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point98ºC
Boiling Point305.2ºC at 760 mmHg
Density1.371g/cm3
Flash Point137.7ºC

Frequently Asked Questions

What is the CAS number of 2,3-Dihydro-1,4-benzodioxine-5-carbonyl chloride?

The CAS number of 2,3-Dihydro-1,4-benzodioxine-5-carbonyl chloride is 38871-41-9.

What are the molecular formula and molecular weight of 2,3-Dihydro-1,4-benzodioxine-5-carbonyl chloride?

2,3-Dihydro-1,4-benzodioxine-5-carbonyl chloride has molecular formula C9H7ClO3 and molecular weight 198.60300 g/mol.

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

Last updated:

How to cite: Jingsj. "2,3-Dihydro-1,4-benzodioxine-5-carbonyl chloride (CAS 38871-41-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1143031-3 (accessed 2026-10-22).

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