5-(diethylamino)pent-3-yn-2-ol

Also known as: 3-Pentyn-2-ol,5-(diethylamino)-, 5-(diethylamino)-3-Pentyn-2-ol, 5-Diethylamino-3-pentyn-2-ol, 5-diethylamino-pent-3-yn-2-ol, Diethylaminopentinol, EINECS 234-164-1

5-(diethylamino)pent-3-yn-2-ol (CAS 10575-26-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C9H17NO and a molecular weight of 155.23700 g/mol. Key properties include a boiling point of 235.1ºC at 760mmHg, a density of 0.937g/cm3 and a flash point of 90.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 10575-26-5
Jingsj CID: J-1129267-4
Molecular Formula: C₉H₁₇NO
Molecular Weight: 155.23700 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	235.1ºC at 760mmHg
Density	0.937g/cm3
Flash Point	90.8ºC
Exact Mass	155.13100
PSA	23.47000
LogP	0.71240
Vapor Pressure	0.00928mmHg at 25°C
Refractive Index	1.479

Customs & Trade Information

HS Code	2922199090
Summary	2922199090. other amino-alcohols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 5-(diethylamino)pent-3-yn-2-ol?

The CAS number of 5-(diethylamino)pent-3-yn-2-ol is 10575-26-5.

What are the molecular formula and molecular weight of 5-(diethylamino)pent-3-yn-2-ol?

5-(diethylamino)pent-3-yn-2-ol has molecular formula C9H17NO and molecular weight 155.23700 g/mol.

What are the upstream and downstream products of 5-(diethylamino)pent-3-yn-2-ol?

For 5-(diethylamino)pent-3-yn-2-ol, Upstream Products: (Diethylamino)methanol, 3-Butyn-2-ol, Formaldehyde.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-(diethylamino)pent-3-yn-2-ol (CAS 10575-26-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1129267-4 (accessed 2026-11-09).

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