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1-Phenyl-2-propyn-1-ol

CAS 4187-87-5CH≡CCH(OH)C6H5Chemical Synthesis

1-Phenyl-2-propyn-1-ol (CAS: 4187-87-5), with the linear formula CH≡CCH(OH)C₆H₅ and a molecular weight of 132.16 g/mol, is a versatile organic building block. This terminal alkyne alcohol is essential in various chemical synthesis pathways. Its characteristic structure enables participation in numerous reactions, making it a valuable intermediate for the development of complex organic molecules and fine chemicals.

IUPAC
(±)-α-Ethynylbenzyl alcohol,(±)-1-Phenyl-2-propyn-1-ol,(±)-3-Hydroxy-3-phenyl-1-propyne,1-Phenylpropargyl alcohol
Synonyms
(±)-α-Ethynylbenzyl alcohol(±)-1-Phenyl-2-propyn-1-ol(±)-3-Hydroxy-3-phenyl-1-propyne1-Phenylpropargyl alcohol
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1-Phenyl-2-propyn-1-ol (CH≡CCH(OH)C6H5) — chemical structure, CAS 4187-87-5; Chemistry, fine chemical supplied by Tech Serve Solutions
AlkynesBuilding BlocksChemical SynthesisOrganic Building BlocksTerminal
01 /Applications

Organic Synthesis Intermediate

1-Phenyl-2-propyn-1-ol serves as a key intermediate in the synthesis of diverse organic compounds. Its alkyne and alcohol functionalities allow for a broad range of chemical transformations.

Building Block for Fine Chemicals

This compound is widely used as a building block in the production of fine chemicals. It facilitates the construction of intricate molecular architectures required in specialised chemical applications.

Research and Development

Utilised in research laboratories for exploring new synthetic routes and developing novel chemical entities. Its reactivity profile makes it an attractive reagent for advanced organic chemistry studies.

02 /Properties
Molecular weight132.16
Linear formulaCH≡CCH(OH)C6H5
Assay98%
Boiling point135-136 °C/13 mmHg(lit.)
Density1.087 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.549(lit.)
Melting point22-23 °C(lit.)
03 /Safety & handling
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P305IF IN EYES
Protective equipmentEyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point99 °C / 210.2 °F
Water hazard class (WGK, DE)3
Hazard codes (EU)Xn
Risk statements (R)22-36/37/38
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
4187-87-5
MDL number
MFCD00021860
PubChem substance
24853579
Beilstein registry
742365
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 1-Phenyl-2-propyn-1-ol used for?

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1-Phenyl-2-propyn-1-ol is primarily used as an intermediate and building block in organic synthesis, particularly for the development of fine chemicals and in research and development settings.

What are the CAS number and chemical formula for 1-Phenyl-2-propyn-1-ol?

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The CAS number is 4187-87-5, and the linear chemical formula is CH≡CCH(OH)C₆H₅.

What grade and purity does Tech Serve Solutions supply for 1-Phenyl-2-propyn-1-ol?

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Tech Serve Solutions supplies 1-Phenyl-2-propyn-1-ol with an assay of 98%. This product is not represented as USP, BP, EP, or any other pharmacopoeia grade.

How should 1-Phenyl-2-propyn-1-ol be handled safely?

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1-Phenyl-2-propyn-1-ol is classified with GHS07 warning. It is harmful if swallowed (H302), causes skin irritation (H315), causes serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment including eyeshields, face shields, gloves, and suitable respiratory protection should be used. Avoid breathing vapours.

Is 1-Phenyl-2-propyn-1-ol shipped internationally?

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Yes, Tech Serve Solutions specialises in the global supply and export of fine chemicals, pharmaceutical intermediates, and laboratory reagents.

How can I request a sample or quote for 1-Phenyl-2-propyn-1-ol?

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To request a sample or a quotation, please contact our sales team through the website or by calling our dedicated inquiry line.

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