CAS 19781-81-8: 4-Heptyn-2-ol
Description:4-Heptyn-2-ol, with the CAS number 19781-81-8, is an organic compound classified as an alkyne alcohol. It features a seven-carbon chain with a triple bond between the fourth and fifth carbon atoms, along with a hydroxyl (-OH) group attached to the second carbon. This structure imparts both alkyne and alcohol characteristics to the molecule. 4-Heptyn-2-ol is typically a colorless liquid with a distinct odor and is soluble in organic solvents. Its boiling point and melting point are influenced by the presence of the triple bond and hydroxyl group, which also contribute to its reactivity. The compound can participate in various chemical reactions, including oxidation and substitution, making it useful in organic synthesis. Additionally, due to its functional groups, it may exhibit properties such as hydrogen bonding, which can affect its physical properties and interactions with other substances. Safety precautions should be taken when handling this compound, as it may pose health risks if ingested or inhaled.
Formula:C7H12O
InChI:InChI=1S/C7H12O/c1-3-4-5-6-7(2)8/h7-8H,3,6H2,1-2H3
InChI key:InChIKey=CXVIEBMEWKSONY-UHFFFAOYSA-N
SMILES:OC(C)CC#CCC
- Synonyms:
- 2-Hydroxy-4-heptyne
- Hept-4-Yn-2-Ol
- Methyl 2-pentynyl carbinol
- 4-Heptyn-2-ol
Brand | Product data | Purity | Price range | Estimated delivery |
---|---|---|---|---|
![]() | 4-Heptyn-2-ol, 97% REF: 02-L11292CAS: 19781-81-8 | 97% | To inquire | Fri 21 Mar 25 |
![]() | Hept-4-yn-2-ol REF: IN-DA002B3LCAS: 19781-81-8 | 97% | 229.00 € | Thu 27 Mar 25 |
![]() | Hept-4-yn-2-ol REF: 10-F725164CAS: 19781-81-8 | 99% | To inquire | Tue 08 Apr 25 |
![]() | 4-Heptyn-2-ol REF: 3D-UAA78181CAS: 19781-81-8 | Min. 95% | - - - | Discontinued product |

4-Heptyn-2-ol, 97%
Ref: 02-L11292
5g | To inquire | ||
25g | To inquire |

Ref: IN-DA002B3L
5g | 229.00 € |

4-Heptyn-2-ol
Ref: 3D-UAA78181
5g | Discontinued | Request information | |
10g | Discontinued | Request information | |
25g | Discontinued | Request information | |
50g | Discontinued | Request information | |
100g | Discontinued | Request information |