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1-Ethynylcyclopentanol

Also known as: 1-ethynylcyclopentan-1-ol, Cyclopentanol, 1-ethynyl-, 1-Ethynyl-1-cyclopentanol, 1-Ethynylcyclopentyl alcohol, NSC 134047, MFCD00001365, EINECS 241-385-7

1-Ethynylcyclopentanol (CAS 17356-19-3) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C7H10O and a molecular weight of 110.15400 g/mol. Key properties include a melting point of 27 °C, a boiling point of 156-159 °C(lit.), a density of 0.962 g/mL at 25 °C(lit.) and a flash point of 48.9 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
17356-19-3
Jingsj CID
J-9946-7
Molecular Formula
C7H10O
Molecular Weight
110.15400 g/mol
Category
Alcohols
Last updated
11/2/2026
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Physicochemical Properties

Melting Point27 °C
Boiling Point156-159 °C(lit.)
Density0.962 g/mL at 25 °C(lit.)
Flash Point48.9 °C
Exact Mass110.07300
PSA20.23000
LogP0.92470
Vapor Pressure1.1mmHg at 25°C
Refractive Indexn20/D 1.474(lit.)

Customs & Trade Information

HS Code2906199090
Summary2906199090. cyclanic, cyclenic or cyclotherpenic alcohols. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1-Ethynylcyclopentanol?

The CAS number of 1-Ethynylcyclopentanol is 17356-19-3.

What are the molecular formula and molecular weight of 1-Ethynylcyclopentanol?

1-Ethynylcyclopentanol has molecular formula C7H10O and molecular weight 110.15400 g/mol.

What are the upstream and downstream products of 1-Ethynylcyclopentanol?

For 1-Ethynylcyclopentanol, Upstream Products: Cyclopentanone, Acetylene, Ethynylmagnesium bromide; Downstream Products: 2-Cyclopentylideneacetic acid, Hexaphenyldistannane, METHYLENECYCLOPENTANE.

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

Last updated:

How to cite: Jingsj. "1-Ethynylcyclopentanol (CAS 17356-19-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9946-7 (accessed 2026-11-09).

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