2-Butyne-1,4-diol, extra pure >97%

Name: 2-Butyne-1,4-diol, extra pure >97%
Brand: Vaqora Chemicals
SKU: VQ-019936

About 2-Butyne-1,4-diol, extra pure >97%

2-Butyne-1,4-diol (CAS 110-65-6) is an alcohol building block offered by Vaqora Chemicals in Extra Pure grade, specified at above 97% purity. Its molecular formula is C4H6O2 and its molecular weight is 86.09 g/mol. The IUPAC name is but-2-yne-1,4-diol. Alternative names: Butynediol and 1,4-Dihydroxy-2-butyne.

Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Key uses span organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer 2-Butyne-1,4-diol in 500 g packs with a batch-specific COA, and ship to customers worldwide. SDS and detailed specification sheets can be requested with your quotation. Custom pack sizes, bulk quantities and specific analytical data can be arranged on request.

Typical applications

Organic synthesis
API synthesis

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	2-Butyne-1,4-diol, extra pure >97%
Catalogue No.	VQ-019936
CAS Number	110-65-6
IUPAC name	but-2-yne-1,4-diol
Molecular formula	C₄H₆O₂
Molecular weight	86.09 g/mol
Exact mass	86.0368
Grade	Extra Pure
Purity / assay	>97%
InChIKey	DLDJFQGPPSQZKI-UHFFFAOYSA-N
SMILES	C(C#CCO)O
PubChem CID	8066

Physical properties
Physical form	Other
LogP (XLogP3)	-1.1
H-bond donors / acceptors	2 / 2
TPSA	40.5 Å²
Synonyms	Butynediol, 1,4-Dihydroxy-2-butyne, Bis(hydroxymethyl)acetylene, 2-Butynediol, Agrisynth B3D, 2-Butin-1,4-diol, 1,4-Butinodiol, Butynediol-1,4, 2-Butin-1,4-diol (Czechoslovakia), Advancedretinol Moisturizing Facial Cream

Safety & hazard information (GHS)

Corrosive

Toxic

Health hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H312Harmful in contact with skin
H314Causes severe skin burns and eye damage
H317May cause an allergic skin reaction
H331Toxic if inhaled

Precautionary statements: P260, P261, P264, P270, P271, P272, P280, P301 + P316, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P319, P321, P330, P333 + P317, P362 + P364, P363, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 2-Butyne-1,4-diol, extra pure >97%?

The CAS Registry Number of 2-Butyne-1,4-diol, extra pure >97% is 110-65-6. It is also known as Butynediol, 1,4-Dihydroxy-2-butyne, Bis(hydroxymethyl)acetylene.

What is the molecular formula and molecular weight of 2-Butyne-1,4-diol, extra pure >97%?

2-Butyne-1,4-diol, extra pure >97% has the molecular formula C4H6O2 and a molecular weight of 86.09 g/mol. Its IUPAC name is but-2-yne-1,4-diol.

Which grade and pack sizes of 2-Butyne-1,4-diol, extra pure >97% can I order?

We supply 2-Butyne-1,4-diol, extra pure >97% in Extra Pure (>97%) grade, in 500 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 2-Butyne-1,4-diol, extra pure >97%?

Yes. Every lot of 2-Butyne-1,4-diol, extra pure >97% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 2-Butyne-1,4-diol, extra pure >97% be shipped internationally?

Yes. 2-Butyne-1,4-diol, extra pure >97% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.