3-Chloro-4-isopropoxycyclobut-3-ene-1,2-dione

3-氯-4-异丙氧基-3-环丁烯-1,2-二酮

Also known as: 3-chloro-4-propan-2-yloxycyclobut-3-ene-1,2-dione, 3-Chloro-4-(1-methylethoxy)-3-cyclobutene-1,2-dione

3-Chloro-4-isopropoxycyclobut-3-ene-1,2-dione (CAS 130837-47-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H7ClO3 and a molecular weight of 174.58200 g/mol. It is also known as 3-chloro-4-propan-2-yloxycyclobut-3-ene-1,2-dione and 3-Chloro-4-(1-methylethoxy)-3-cyclobutene-1,2-dione. Key properties include a boiling point of 268.6ºC at 760 mmHg, a density of 1.32g/cm3 and a flash point of 122ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 130837-47-7
Jingsj CID: J-1500871-2
Molecular Formula: C₇H₇ClO₃
Chinese Name: 3-氯-4-异丙氧基-3-环丁烯-1,2-二酮
Molecular Weight: 174.58200 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	268.6ºC at 760 mmHg
Density	1.32g/cm3
Flash Point	122ºC
Exact Mass	174.00800
PSA	43.37000
LogP	1.01360
Vapor Pressure	0.00762mmHg at 25°C
Refractive Index	1.498

Customs & Trade Information

HS Code	2914700090
Summary	HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-Chloro-4-isopropoxycyclobut-3-ene-1,2-dione?

The CAS number of 3-Chloro-4-isopropoxycyclobut-3-ene-1,2-dione is 130837-47-7.

What are the molecular formula and molecular weight of 3-Chloro-4-isopropoxycyclobut-3-ene-1,2-dione?

3-Chloro-4-isopropoxycyclobut-3-ene-1,2-dione has molecular formula C7H7ClO3 and molecular weight 174.58200 g/mol.

What are the upstream and downstream products of 3-Chloro-4-isopropoxycyclobut-3-ene-1,2-dione?

For 3-Chloro-4-isopropoxycyclobut-3-ene-1,2-dione, Upstream Products: 3,4-Dichloro-3-cyclobutene-1,2-dione, Isopropanol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3-Chloro-4-isopropoxycyclobut-3-ene-1,2-dione (CAS 130837-47-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500871-2 (accessed 2026-10-28).

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