1,4-dichloro-2-butanol

Also known as: 2-Butanol, 1,4-dichloro-, 1,4-dichlorobutan-2-ol, 1,4-dichloro-butan-2-ol, dichlorobutanol, DI CHLORIDE NORMAL BUTANOL

1,4-dichloro-2-butanol (CAS 2419-74-1) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C4H8Cl2O and a molecular weight of 143.01200 g/mol. Key properties include a boiling point of 227.7ºC at 760 mmHg, a density of 1.241 g/cm3 and a flash point of 103.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2419-74-1
Jingsj CID: J-26757-2
Molecular Formula: C₄H₈Cl₂O
Molecular Weight: 143.01200 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	227.7ºC at 760 mmHg
Density	1.241 g/cm3
Flash Point	103.7ºC
Exact Mass	141.99500
PSA	20.23000
LogP	1.21500
Vapor Pressure	0.0149mmHg at 25°C
Refractive Index	1.463

Customs & Trade Information

HS Code	2905590090
Summary	2905590090 other halogenated, sulphonated, nitrated or nitrosated derivatives of acyclic alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,4-dichloro-2-butanol?

The CAS number of 1,4-dichloro-2-butanol is 2419-74-1.

What are the molecular formula and molecular weight of 1,4-dichloro-2-butanol?

1,4-dichloro-2-butanol has molecular formula C4H8Cl2O and molecular weight 143.01200 g/mol.

What are the upstream and downstream products of 1,4-dichloro-2-butanol?

For 1,4-dichloro-2-butanol, Upstream Products: 1,4-dichlorobutan-2-one, 1,2,4-Butanetriol, 3-Hydroxytetrahydrofuran; Downstream Products: 4-Pentenoic acid.

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. "1,4-dichloro-2-butanol (CAS 2419-74-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26757-2 (accessed 2026-11-09).

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