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cis-4-Cyclopentene-1,3-diol

Also known as: cis-3,5-Dihydroxy-1-cyclopentene, cis-cyclopent-4-ene-1,3-diol, cis-2-cyclopentene-1,4-diol, meso-2-cyclopentene-1,4-diol, (1R,3S)-4-Cyclopentene-1,3-diol, (1S,3R)-4-Cyclopentene-1,3-diol, CIS-3,5-DIHYDROXY-1-CYCLOPENTENE, MFCD00077703

cis-4-Cyclopentene-1,3-diol (CAS 29783-26-4) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C5H8O2 and a molecular weight of 100.116 g/mol. Key properties include a melting point of 56-59ºC, a boiling point of 229.2±40.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 113.7±21.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
29783-26-4
Jingsj CID
J-90014-1
Molecular Formula
C5H8O2
Molecular Weight
100.116 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point56-59ºC
Boiling Point229.2±40.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point113.7±21.9 °C
Exact Mass100.052429
PSA40.46000
LogP-1.08
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.596

Frequently Asked Questions

What is the CAS number of cis-4-Cyclopentene-1,3-diol?

The CAS number of cis-4-Cyclopentene-1,3-diol is 29783-26-4.

What are the molecular formula and molecular weight of cis-4-Cyclopentene-1,3-diol?

cis-4-Cyclopentene-1,3-diol has molecular formula C5H8O2 and molecular weight 100.116 g/mol.

What are the upstream and downstream products of cis-4-Cyclopentene-1,3-diol?

For cis-4-Cyclopentene-1,3-diol, Upstream Products: (4R)-4-hydroxycyclopent-2-en-1-one, cis-3,5-Diacetoxy-1-cyclopentene, Cyclopentadiene; Downstream Products: Swainsonine, (-)-Corey lactone diol, 4-Cyclopentene-1,3-dione.

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

Last updated:

How to cite: Jingsj. "cis-4-Cyclopentene-1,3-diol (CAS 29783-26-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-90014-1 (accessed 2026-11-09).

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