PROP-2-YN-1-OL

CAS NUMBER: 107-19-7

EC NUMBER: 203-471-2

MOLECULAR FORMULA: CHCCH2OH

MOLECULAR WEIGHT: 56.06

IUPAC NAME: prop-2-yn-1-ol

Prop-2-yn-1-ol or 2-propyn-1-ol, is an organic compound with the formula C3H4O. 
Prop-2-yn-1-ol is the simplest stable alcohol containing an alkyne functional group.

Prop-2-yn-1-ol is a colorless viscous liquid that is miscible with water and most polar organic solvents.
Prop-2-yn-1-ol appears as a clear colorless liquid with a geranium-like odor. 

Prop-2-yn-1-ol's flash point 97 °F. 
Prop-2-yn-1-ol's vapors are heavier than air. 

Prop-2-yn-1-ol is used to make other chemicals, as a corrosion inhibitor and a soil fumigant.
Prop-2-yn-1-ol is a terminal acetylenic compound that is prop-2-yne substituted by a hydroxy group at position 1. 

Prop-2-yn-1-ol has a role as a Saccharomyces cerevisiae metabolite and an antifungal agent. 
Prop-2-yn-1-ol is a terminal acetylenic compound, a volatile organic compound and a propynol.
Prop-2-yn-1-ol is a metabolite found in or produced by Saccharomyces cerevisiae.

Reactions and Applications:
Prop-2-yn-1-ol polymerizes with heating or treatment with base. 
Prop-2-yn-1-ol is used as a corrosion inhibitor, a metal complex solution, a solvent stabilizer and an electroplating brightener additive. 
Prop-2-yn-1-ol is also used as an intermediate in organic synthesis. 

Secondary and tertiary substituted Prop-2-yn-1-ol undergo catalyzed rearrangement reactions to form α,β-unsaturated carbonyl compounds via the Meyer–Schuster rearrangement and others. 
Prop-2-yn-1-ol can be oxidized to propynal or propargylic acid.
As an indication of the electronegativity of an sp carbon, Prop-2-yn-1-ol is significantly more acidic (pKa = 13.6) compared to its sp2-containing analog allyl alcohol (pKa = 15.5), which is in turn more acidic than the fully saturated (sp3 carbons only) n-propyl alcohol (pKa = 16.1).

Preparation:
Prop-2-yn-1-ol is produced by the copper-catalysed addition of formaldehyde to acetylene as a by-product of the industrial synthesis of but-2-yne-1,4-diol.
Prop-2-yn-1-ol can also be prepared by dehydrochlorination of 3-chloro-2-propen-1-ol by NaOH.

Prop-2-yn-1-ol is used as an inhibitor for the corrosion of steel by hydrochloric acid
Prop-2-yn-1-ol is used as a stabilizer in certain chlorinated hydrocarbon formulations, as a soil fumigant 

Prop-2-yn-1-ol is a solvent stabilizer that is useful as an intermediate in organic synthesis, an electroplating brightener additive. 
Prop-2-yn-1-ol is useful 3-carbon fragment in acetylene coupling reactions, It undergoes Pd-catalyzed O-coupling with alcohols to give the corresponding 1-methoxyallyl ethers.

Prop-2-yn-1-ol can be used as a versatile intermediate,
Prop-2-yn-1-ol is used as an intermediate for the synthesis of antibiotics, pesticides

Prop-2-yn-1-ol is also used as a precursor to a fungicide (IPBC)
Prop-2-yn-1-ol is used as iron dissolution inhibitor in mineral acids

Prop-2-yn-1-ol can be usedas corrosion inhibitor during oil well stimulation
Prop-2-yn-1-ol also can be used as electroplating bath additive.

Prop-2-yn-1-ol is a versatile reagent with many synthetic uses in organic chemistry.
Prop-2-yn-1-ol is used as a corrosion inhibitor, a metal complex solution, a solvent stabilizer and an electroplating brightener additive. 

Prop-2-yn-1-ol is also used as an intermediate in organic synthesis.
Prop-2-yn-1-ol is a colorless liquid with a geranium-like odor.

Prop-2-yn-1-ol is used in metal plating and pickling and asa corrosion inhibitor of mild steel in mineral acids. 
Prop-2-yn-1-ol also finds application in preventingthe hydrogen embrittling of mild steel inacids. 

Prop-2-yn-1-ol is used as an intermediate for makingmiticide and sulfadiazine..
Prop-2-yn-1-ol is a solvent stabilizer that is useful as an intermediate in organic synthesis

Prop-2-yn-1-ol is an electroplating brightener additive. 
Prop-2-yn-1-ol is useful 3-carbon fragment in acetylene coupling reactions
Prop-2-yn-1-ol undergoes Pd-catalyzed O-coupling with alcohols to give the corresponding 1-methoxyallyl ethers.

PHYSICAL PROPERTIES: 

-Molecular Weight: 56.026214747    

-Monoisotopic Mass: 56.026214747

-Physical Description: clear colorless liquid with a geranium-like odor

-Color: Colorless to straw-colored 

-Form: liquid

-Odor: Mild, geranium odor

-Boiling Point: 114-115 °C

-Melting Point: -52 °C

-Flash Point: 97 °F

-Solubility in water: miscible

-Density: 0.9715

-Vapor Pressure: 12 mmHg

-Viscosity: 1.68

-Refractive Index: 1.43064

-Chemical Classes: Other Classes -> Other Gases & Vapors

Prop-2-yn-1-ol or 2-propyn-1-ol, is an organic compound with the formula C3H4O. 
Prop-2-yn-1-ol is a clear colorless liquid

Prop-2-yn-1-ol has a geranium-like odor. 
Prop-2-yn-1-ol is used to make other chemicals, as a corrosion inhibitor and a soil fumigant.

Prop-2-yn-1-ol is a metabolite found in or produced by Saccharomyces cerevisiae.
Prop-2-yn-1-ol is used as a corrosion inhibitor, a metal complex solution, a solvent stabilizer and an electroplating brightener additive. 

CHEMICAL PROPERTIES: 

-Topological Polar Surface Area: 20.2 Ų    

-Heavy Atom Count: 4

-Formal Charge: 0    

-Complexity: 38.5    

-Isotope Atom Count: 0    

-Defined Atom Stereocenter Count: 0    

-Undefined Atom Stereocenter Count: 0    

-Defined Bond Stereocenter Count: 0    

-Undefined Bond Stereocenter Count: 0    

-Covalently-Bonded Unit Count: 1    

-Compound Is Canonicalized: Yes

Prop-2-yn-1-ol is also used as an intermediate in organic synthesis. 
Prop-2-yn-1-ol can also be prepared by dehydrochlorination of 3-chloro-2-propen-1-ol by NaOH.
Prop-2-yn-1-ol is used as an inhibitor for the corrosion of steel by hydrochloric acid

Prop-2-yn-1-ol is used as a stabilizer in certain chlorinated hydrocarbon formulations, as a soil fumigant 
Prop-2-yn-1-ol can be used as a versatile intermediate,

Prop-2-yn-1-ol is used as an intermediate for the synthesis of antibiotics, pesticides
Prop-2-yn-1-ol also can be used as electroplating bath additive.

Prop-2-yn-1-ol is also used as an intermediate in organic synthesis.
Prop-2-yn-1-ol is a colorless liquid with a geranium-like odor.

Prop-2-yn-1-ol is used in metal plating and pickling and asa corrosion inhibitor of mild steel in mineral acids. 
Prop-2-yn-1-ol is used as an intermediate for makingmiticide and sulfadiazine..

Prop-2-yn-1-ol is a solvent stabilizer that is useful as an intermediate in organic synthesis
Prop-2-yn-1-ol is an electroplating brightener additive. 

SYNONYMS: 

PROPARGYL ALCOHOL
Prop-2-yn-1-ol
2-Propyn-1-ol
107-19-7
Ethynylcarbinol
1-Propyn-3-ol
2-Propynyl alcohol
Ethynyl carbinol
Methanol, ethynyl-
Propynyl alcohol
2-Propynol
3-Propynol
1-Hydroxy-2-propyne
3-Hydroxy-1-propyne
Acetylenylcarbinol
Acetylene carbinol
Agrisynth PA
Propiolic alcohol
prop-2-yne-1-ol
Prop-2-in-1-ol
propargylalcohol
1-Propyn-3-yl alcohol
2-Propyn-1-ol, homopolymer
Propargyl alcohol 
30306-19-5
2-propyne-1-ol
CCRIS 6781
HSDB 6054
EINECS 203-471-2
NA1986
BRN 0506003
ethynylmethanol
AI3-24359
prop-2-ynol
propyn-3-ol
1-Propyne-3-ol
2-Propyn-1-ol
107-19-7
Ethynylcarbinol
1-Propyn-3-ol
2-Propynyl alcohol
Ethynyl carbinol
Methanol, ethynyl-
Propynyl alcohol
2-Propynol
3-Propynol
1-Hydroxy-2-propyne
3-Hydroxy-1-propyne
Acetylenylcarbinol
Acetylene carbinol
2-propyn-1 ol
MFCD00002912
prop-2-yn-I-ol
prop-1-yn-3-ol
Propargyl alcohol, 99%
bmse000363
EC 203-471-2
4-01-00-02214
PROPARGYL ALCOHOL
PROPARGYL ALCOHOL