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Butyne-1,4-diol

CAS 54141-09-2C4H6O2MW 86.09

Butyne-1,4-diol (CAS No. 54141-09-2) is supplied by Jinan Shenghe Chemical Co., Ltd. with a typical purity of 按批次COA提供(不公开发布). Main applications include Organic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.

Specifications

CAS Number54141-09-2
Molecular FormulaC4H6O2
Molecular Weight86.09
Melting Point50 °C
Boiling Point460 °F at 760 mmHg (USCG, 1999)
LogP-1.1
Purity按批次COA提供(不公开发布)
Packaging按订单/批次确认(不公开发布)
ApplicationsOrganic Chemicals
CategoryOrganic Chemicals

Where it is used

Organic Chemicals

Packaging & Supply

Packaging按订单/批次确认(不公开发布)
Purity按批次COA提供(不公开发布)
StorageSealed, cool and dry place
Lead TimeIn stock / per order

Documents & Support

COA provided with every batch; MSDS and technical documents available on request. Email us with product name and CAS number for a quote within one business day.

Frequently Asked Questions

What is the CAS number of Butyne-1,4-diol?

The CAS number of Butyne-1,4-diol is 54141-09-2.

What purity and packaging are available?

Typical purity is 按批次COA提供(不公开发布), supplied in 按订单/批次确认(不公开发布), with COA provided.

What are the applications of Butyne-1,4-diol?

Main applications include Organic Chemicals.

How do I buy Butyne-1,4-diol or get a quote?

Email info@591daili.com or reach us on WhatsApp with the product name, CAS number and required quantity; quotes within one business day. Supplier: Jinan Shenghe Chemical Co., Ltd..

PubChem Public Data

Description

Butyne-1,4-diol · CAS 54141-09-2 · C4H6O2. UNII AXH202FPQM. Boiling Point: 460 °F at 760 mmHg (USCG, 1999); Boiling Point: 238 °C; Boiling Point: 238 °C @760 [mm Hg].

Identification

CAS Registry Number54141-09-2
PubChem CID8066
Molecular formulaC4H6O2
IUPAC namebut-2-yne-1,4-diol
UNII (FDA)AXH202FPQM

Computed Descriptors

Molecular Weight86.09
XLogP3-1.1
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count2
Rotatable Bond Count0
Exact Mass86.036779430
Monoisotopic Mass86.036779430
Topological Polar Surface Area40.5
Heavy Atom Count6
Formal Charge0

Physical & Chemical Properties

Boiling Point460 °F at 760 mmHg (USCG, 1999)
Boiling Point238 °C
Boiling Point238 °C @760 [mm Hg]
Melting Point50 °C
Melting Point58 °C
Flash Point263 °F (USCG, 1999)
Flash Point128 °C
Flash Point152 °C
SolubilityIn water, 3.74X10+6 mg/L at 25 °C
Density1.115 @ 20°C

Physical description & handling notes

  • 1,4-butynediol appears as white to light-brown solid or brownish-yellow aqueous solution. Solid sinks and mixes with water. (USCG, 1999)
  • Liquid; Liquid; Other Solid; Other Solid
  • White to yellow solid; [HSDB] Yellow or amber colored chips or chunks; [MSDSonline]
  • YELLOW SOLID IN VARIOUS FORMS.
  • Plates from benzene and ethyl acetate
  • White, orthorhombic crystals

GHS Hazard Classification

Reported hazard statementsH301, H312, H314, H317, H331, H373, H311 (48.9%), H318 (45.2%)

H301: Toxic if swallowed [Danger Acute toxicity, oral]

H312: Harmful in contact with skin [Warning Acute toxicity, dermal]

Documented Uses

  • Used to produce flame retardants and other chemicals; Also used as a corrosion inhibitor, pickling agent, paint remover, cleansing agent, descaling agent, electroplating brightener, defoliant, polymerization accelerator, and stabilizer for chlorinated hydrocarbons; [HSDB]
  • Electroplating [Category: Plate]
  • Intermediate; corrosion inhibitor; electroplating brightener; defoliant /SRP: Not registered for USE in USA/; polymerization accelerator; stabilizer for chlorinated hydrocarbons; cosolvent for paint and varnish removal.
  • The synthesis 2-butyne-1,4-diol ... is carried out by reaction under pressure of acetylene and an aqueous solution of formaldehyde, catalyzed by copper acetylide.
  • < 0.5% water; 1% butane-1,4-diol
  • 2023: 100,000,000 - <500,000,000 lb

Synonyms

2-Butyne-1,4-diol; 110-65-6; But-2-yne-1,4-diol; Butynediol; 1,4-Dihydroxy-2-butyne; 1,4-BUTYNEDIOL; Bis(hydroxymethyl)acetylene; 2-Butynediol; Agrisynth B3D; 2-Butin-1,4-diol; DTXSID4021921; 1,4-Butinodiol; Butynediol-1,4; AXH202FPQM; NSC-834; 2-Butin-1,4-diol [Czechoslovakia]

Frequently Asked Questions

What are the CAS number and molecular formula of Butyne-1,4-diol?

CAS 54141-09-2; molecular formula C4H6O2; molecular weight — g/mol.

What other names is Butyne-1,4-diol known by?

2-Butyne-1,4-diol, 110-65-6, But-2-yne-1,4-diol, Butynediol, 1,4-Dihydroxy-2-butyne, 1,4-BUTYNEDIOL.

Is Butyne-1,4-diol classified as hazardous?

Hazard statements reported: H301, H312, H314, H317, H331.

What are the key physical properties of Butyne-1,4-diol?

Boiling Point: 460 °F at 760 mmHg (USCG, 1999); Boiling Point: 238 °C; Boiling Point: 238 °C @760 [mm Hg]; Melting Point: 50 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.

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