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1-Butyn-1-ylbenzene

Also known as: (1-Butadiynyl)benzene, 1-(1-Butynyl)benzene, 1-PHENYL-1-BUTYNE, 1-Phenyl-1-butyne, 98+%, 1-Phenyl-1-butyne,1-Butynylbenzene, 1-butyne, 1-phenyl-, 1-phenyl-1-butyne, Benzene, 1-butyn-1-yl-, Benzene, 1-butynyl-, Benzene, 1-butynyl- (9CI), But-1-in-1-ylbenzol, But-1-yn-1-ylbenzene, C6H5C≡CC2H5, EINECS 210-752-3, Ethylphenylacetylene, MFCD00039945, Phenylethylacetylene, but-1-ynylbenzene

1-Butyn-1-ylbenzene (CAS 622-76-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H10 and a molecular weight of 130.186 g/mol. Key properties include a boiling point of 201.9±9.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 68.9±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
622-76-4
Jingsj CID
J-44688-8
Molecular Formula
C10H10
Molecular Weight
130.186 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point201.9±9.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point68.9±0.0 °C
Exact Mass130.078247
LogP3.65
Vapor Pressure0.4±0.2 mmHg at 25°C
Refractive Index1.535

Customs & Trade Information

HS Code2902909090
Summary2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1-Butyn-1-ylbenzene?

The CAS number of 1-Butyn-1-ylbenzene is 622-76-4.

What are the molecular formula and molecular weight of 1-Butyn-1-ylbenzene?

1-Butyn-1-ylbenzene has molecular formula C10H10 and molecular weight 130.186 g/mol.

What are the upstream and downstream products of 1-Butyn-1-ylbenzene?

For 1-Butyn-1-ylbenzene, Upstream Products: Iodoethane, Phenylacetylene, Ethyl 4-methylbenzenesulfonate; Downstream Products: Diphenyl disulfide, Hex-3-yne, Diphenylacetylene.

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-Butyn-1-ylbenzene (CAS 622-76-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44688-8 (accessed 2026-11-09).

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