3-Pentyn-2-ol

CAS 58072-60-9CH3C≡CCH(OH)CH3Chemical Synthesis

3-Pentyn-2-ol (CAS 58072-60-9) is a secondary alcohol containing an alkyne functional group, with the linear formula CH3C≡CCH(OH)CH3 and a molecular weight of 84.12 g/mol. This organic building block is primarily utilised in chemical synthesis and research laboratories. Supplied by Tech Serve Solutions, it serves as a valuable intermediate for creating more complex organic molecules.

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3-Pentyn-2-ol (CH3C≡CCH(OH)CH3) — chemical structure, CAS 58072-60-9; Chemistry, fine chemical supplied by Tech Serve Solutions

AlkynesBuilding BlocksChemical SynthesisInternalOrganic Building Blocks

01 /Applications

Organic Synthesis Intermediate

3-Pentyn-2-ol is a versatile building block in organic chemistry. Its alkyne and alcohol functionalities allow for participation in a variety of reactions, enabling the construction of diverse molecular frameworks.

Research and Development

This compound finds application in R&D settings where novel chemical entities are being explored. It can be used in the development of new materials or as a reagent in complex reaction pathways.

Fine Chemical Production

As a fine chemical, 3-Pentyn-2-ol can be employed in the multi-step synthesis of specialised chemicals, contributing to the production of various advanced materials and compounds.

02 /Properties

Molecular weight	84.12
Linear formula	CH3C≡CCH(OH)CH3
Assay	≥98.0% (GC)
Boiling point	138-140 °C(lit.)
Density	0.900 g/mL at 20 °C(lit.)
Refractive index	n20/D 1.448
Storage temperature	2-8°C

03 /Safety & handling

GHS hazard pictogram: Flammable (GHS02) — Flammable

GHS hazard pictogram: Harmful / irritant (GHS07) — Harmful / irritant

Warning

Hazard statements

H226Flammable liquid and vapour
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust, fume, gas or vapours
P305IF IN EYES

Protective equipment	Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point	54 °C / 129.2 °F
Transport (UN / ADR)	UN 1987C 3 / PGIII
Water hazard class (WGK, DE)	3
Hazard codes (EU)	Xi
Risk statements (R)	10-36/37/38
Safety statements (S)	26-36

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

58072-60-9

MDL number

MFCD00046652

Beilstein registry

1736802

05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is 3-Pentyn-2-ol primarily used for?

3-Pentyn-2-ol is primarily used as a building block in organic synthesis and in research and development settings for creating more complex organic molecules.

What is the CAS number and chemical formula for 3-Pentyn-2-ol?

The CAS number for 3-Pentyn-2-ol is 58072-60-9, and its linear formula is CH3C≡CCH(OH)CH3.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies 3-Pentyn-2-ol with an assay of ≥98.0% (GC). We do not represent this product as USP, BP, or EP grade.

What are the main safety hazards associated with 3-Pentyn-2-ol?

3-Pentyn-2-ol is a flammable liquid and vapour (H226), and can cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment, including safety glasses, gloves, and suitable respiratory protection, should be used when handling.