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Home/Compounds/Pharmaceutical Intermediate/Propargyl alcohol
C3H4O
56.06 g/mol
Pharmaceutical IntermediateDanger

PROPARGYL ALCOHOL

CAS107-19-7EC203-471-2
Category
Pharmaceutical Intermediate
Compound Class
Alcohol
Primary Use
Pharmaceutical Intermediate

Propargyl alcohol is a colorless viscous liquid that is miscible with water and most polar organic solvents. It is the simplest stable alcohol containing an alkyne functional group and is used primarily as a pharmaceutical intermediate.

pharmaceutical intermediate

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Related Compounds

ReferenceSame Category

4-Ethoxy-4-oxobutanoic acid

CAS1070-34-4

pharmaceutical intermediate

ReferenceSame Category

Ethyl 6,8-dichlorooctanoate

CAS1070-64-0

pharmaceutical intermediate

ReferenceSame Category

3,3-dimethylbutanoic acid

CAS1070-83-3

pharmaceutical intermediate

ReferenceSame Category

N-(9-Methyl-9-azabicyclo[3.3.1]nonan-3-yl)-1H-indazole-3-carboxamide

CAS107007-95-4

pharmaceutical intermediate

Safety Reference

Flammable
Flammable
Corrosive
Corrosive
Toxic
Toxic
Harmful
Harmful
Health Hazard
Health Hazard
Environmental Hazard
Environmental Hazard
Danger
H226Flammable liquid and vapour
H301Toxic if swallowed
H311Toxic in contact with skin
H314Causes severe skin burns and eye damage
H331Toxic if inhaled
H411Toxic to aquatic life with long lasting effects
H310Fatal in contact with skin
H318Causes serious eye damage
H330Fatal if inhaled
H373May cause damage to organs through prolonged or repeated exposure
H335May cause respiratory irritation
H351Suspected of causing cancer
H372Causes damage to organs through prolonged or repeated exposure
H401Toxic to aquatic life
H300Fatal if swallowed
H336May cause drowsiness or dizziness
H341Suspected of causing genetic defects
Regulatory Compliance1
  • CN Catalogue of Hazardous ChemicalsCNRegulation
    Listed· listed since 2015-05-01Source

Customs Tariff Classification

The international HS code for PROPARGYL ALCOHOL (CAS 107-19-7) is 2905.29.

HS code (international, 6-digit)

2905.29

EU CN code (8-digit)

2905 29 90

Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.

Identifiers
IUPAC Name

prop-2-yn-1-ol

InChIKey

TVDSBUOJIPERQY-UHFFFAOYSA-N

SMILES

C#CCO

Synonyms (21)
  • 1-Hydroxy-2-propyne
  • 1-Propyn-3-ol
  • 1-Propyn-3-yl alcohol
  • 1-Propyne-3-ol
  • 2-Propyn-1-ol
  • 2-Propynol
  • 2-Propynyl alcohol
  • 2-propyne-1-ol
  • 3-Hydroxy-1-propyne
  • 3-Propynol
  • Acetylene carbinol
  • Acetylenylcarbinol
  • Agrisynth PA
  • Ethynylcarbinol
  • HC.$.CCH2OH
  • Methanol, ethynyl-
  • PROPARGYL ALCOHOL
  • Propiolic alcohol
  • Propynyl alcohol
  • ethynylmethanol

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