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4-(Diethylamino)but-2-yn-1-ol

Also known as: 4-DIETHYLAMINO-2-BUTYN-1-OL, 4-(Diethylamino)-2-butyn-1-ol, 4-(diethylamino)but-2-yn-1-ol, 1-(Diethylamino)-2-butyn-4-ol, 1-(N,N-Diethylamino)-4-hydroxy-2-butyne, diethyl(4-hydroxy-2-butynyl)amine, diethyl(4-hydroxybut-2-ynyl)amine, 2-Butyn-1-ol, 4-(diethylamino)-, EINECS 234-163-6, MFCD00671356, TIMTEC-BB SBB008755, 4-N,N-diethylaminobut-2-yn-1-ol, 4-diethylaminobut-2-yn-1-ol

4-(Diethylamino)but-2-yn-1-ol (CAS 10575-25-4) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C8H15NO and a molecular weight of 141.211 g/mol. Key properties include a boiling point of 222.4±20.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 89.7±20.4 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
10575-25-4
Jingsj CID
J-1493184-1
Molecular Formula
C8H15NO
Molecular Weight
141.211 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point222.4±20.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point89.7±20.4 °C
Exact Mass141.115356
PSA23.47000
LogP0.94
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.482
Additional PropertySoluble in chloroform and ethyl acetate. Soluble in water 11 g/L @25°C.

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2922199090
Summary2922199090. 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 4-(Diethylamino)but-2-yn-1-ol?

The CAS number of 4-(Diethylamino)but-2-yn-1-ol is 10575-25-4.

What are the molecular formula and molecular weight of 4-(Diethylamino)but-2-yn-1-ol?

4-(Diethylamino)but-2-yn-1-ol has molecular formula C8H15NO and molecular weight 141.211 g/mol.

Is 4-(Diethylamino)but-2-yn-1-ol hazardous?

4-(Diethylamino)but-2-yn-1-ol has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 4-(Diethylamino)but-2-yn-1-ol?

For 4-(Diethylamino)but-2-yn-1-ol, Upstream Products: Formaldehyde, Diethylamine, Oxybutynin hydrochloride; Downstream Products: Oxybutynin, N,N-Diethylpropargylamine, 1-Acetoxy-4-diethylamino-2-butyne.

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

Last updated:

How to cite: Jingsj. "4-(Diethylamino)but-2-yn-1-ol (CAS 10575-25-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1493184-1 (accessed 2026-11-09).

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