1,5-Decalindiol

1,5-十氢萘二醇

Also known as: 1,5-Decalindiol (mixture of isomers), Decahydro-1,5-naphthalenediol, Decalin-1,5-diol, 1,5-Naphthalenediol, decahydro-, cis/trans-1,5-decalindiol, Einecs 266-487-9, Opt.-inakt. Decahydro-naphthalindiol-(1.5), trans-Decalin-1a,5a-diol, trans-Decalin-1a,5e-diol

1,5-Decalindiol (CAS 66818-21-1) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C10H18O2 and a molecular weight of 170.24900 g/mol. It is also known as 1,5-Decalindiol (mixture of isomers), Decahydro-1,5-naphthalenediol and Decalin-1,5-diol. Key properties include a boiling point of 317.8ºC at 760mmHg, a density of 1.117g/cm3 and a flash point of 154.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 66818-21-1
Jingsj CID: J-996043-1
Molecular Formula: C₁₀H₁₈O₂
Chinese Name: 1,5-十氢萘二醇
Molecular Weight: 170.24900 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	317.8ºC at 760mmHg
Density	1.117g/cm3
Flash Point	154.4ºC

Frequently Asked Questions

What is the CAS number of 1,5-Decalindiol?

The CAS number of 1,5-Decalindiol is 66818-21-1.

What are the molecular formula and molecular weight of 1,5-Decalindiol?

1,5-Decalindiol has molecular formula C10H18O2 and molecular weight 170.24900 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. "1,5-Decalindiol (CAS 66818-21-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-996043-1 (accessed 2026-10-25).

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